TOKAI RUBBER INDUSTRIES, LTD. Patent applications |
Patent application number | Title | Published |
20150061202 | VIBRATION DAMPING DEVICE - A vibration damping device including a first mounting member and a second mounting member elastically connected by a main rubber elastic body, and a separate stopper member positioned in a housing recess that is formed by a cylindrical portion of the second mounting member and that opens in an axial direction. An elastic tapered portion equipped with a contact surface that inclines gradually to an inner circumferential side toward an open side of the housing recess is provided at an inner circumferential surface of the cylindrical portion which constitutes a peripheral wall of the housing recess, and a stopper protrusion projecting outward in an axis-perpendicular direction is provided to the stopper member. The stopper protrusion is positioned further inside the housing recess than the elastic tapered portion and the stopper protrusion overlaps the elastic tapered portion when viewed in axial direction projection. | 03-05-2015 |
20140367547 | ENGINE MOUNT AND POWER UNIT VIBRATION DAMPING SUPPORT STRUCTURE - An engine mount for use in a power unit vibration damping support structure configured to be mounted on a transmission side in a state without a distributed support load of a weight of the power unit being applied, the engine mount including: an inner shaft member; an outer tube member arranged separated to an outer circumference side of the inner shaft member; and a main rubber elastic body fixed to the inner shaft member while being attached to the outer tube member non-adhesively such that the inner shaft member and the outer tube member are elastically connected by the main rubber elastic body, wherein the outer tube member is configured to be attached to the power unit, and the inner shaft member is configured to be attached to a vehicle body. | 12-18-2014 |
20140367546 | VIBRATION DAMPING DEVICE - A vibration damping device including: an inner shaft member; a main rubber elastic body fixed to an outer circumference surface of the inner shaft member; and an outer bracket attached to an outer circumference surface of the main rubber elastic body. At least one locking projection formed to an inner circumference surface on a bracket main unit provided to the outer bracket is inserted and locked in a circumference direction in at least one locking groove formed on the outer circumference surface of the main rubber elastic body. The main rubber elastic body is held between axially opposed surfaces of an abutting protruding part formed on one axial end of the bracket main unit and a retaining protruding part formed on a press fit metal fitting press fit and fixed to another axial end of the bracket main unit. | 12-18-2014 |
20140291905 | FLUID-FILLED VIBRATION DAMPING DEVICE - A fluid-filled vibration damping device including: a primary fluid chamber which gives rise to internal pressure fluctuations based on deformation of a main rubber elastic body at times of vibration input; an auxiliary fluid chamber which gives rise to pressure differentials relative to the primary fluid chamber at times of vibration input; an orifice passage which permits a non-compressible sealed fluid filling the primary fluid chamber and the auxiliary fluid chamber to flow between the two fluid chambers; and an insoluble powder mixed in the sealed fluid filling the primary fluid chamber which provides a bubble nucleus and accelerates dispersed generation of bubbles when pressure within the primary fluid chamber is decreased. | 10-02-2014 |
20140287340 | RUBBER COMPOSITION AND FUEL CELL SEALED BODY - A rubber composition which does not foul molds, requires low production costs and is excellent in mass productivity, and has high adhesion reliability, can be used in an adhesive layer for bonding a constituting member for a fuel cell and a rubber member for sealing and/or two rubber members together, is any one of (α) a liquid rubber composition containing (B) and (C) together with the following (A1), and (β) a solvent-based rubber composition containing a solvent together with the following (A2), (B) and (C). (A1) is a rubber component containing at least liquid rubber. (A2) is at least one selected from the group consisting of EPM, EPDM, NBR and H-NBR. (B) is a crosslinking agent composed of an organic peroxide. (C) is at least one selected from the group consisting of a resorcinol-based compound, a melamine-based compound, an aluminate-based coupling agent and a silane coupling agent. | 09-25-2014 |
20140248067 | MODIFIED POLYMER BODY - A modified polymer body | 09-04-2014 |
20140246821 | FLUID FILLED VIBRATION DAMPING DEVICE - A post-formation filling type fluid filled vibration damping device wherein a first communication groove, which interconnects a plurality of through holes, is formed in a partition member that separates a pressure receiving chamber and an equilibrium chamber, the groove being formed in a surface of the partition member that opposes a flexible membrane. In addition, a second communication groove, which connects an orifice passage and at least one of the plurality of through holes, is formed in the surface of the partition member that opposes the flexible membrane. | 09-04-2014 |
20140246558 | VIBRATION DAMPING DEVICE - A vibration damping device including a first mounting member arranged on a lower side of a second mounting member, the first and second mounting members being elastically connected by a main rubber elastic body, and an outer bracket arranged on the lower side of the second mounting member. A coupling part is constituted by engagement between a bottom edge of the second mounting member and a top edge of the outer bracket, and the second mounting member is configured to be attached to a vibration source via the outer bracket. The outer bracket is arranged in opposition to the first mounting member in an axis-perpendicular direction, and an axis-perpendicular stopper member that regulates relative displacement between the first and second mounting members in the axis-perpendicular direction is constituted by contact between the first mounting member and the outer bracket. | 09-04-2014 |
20140232049 | FLUID-FILLED VIBRATION DAMPING DEVICE - A fluid-filled vibration damping device including an elastic buffer body supported by a partition member and arranged in a housing space such that at least one of wall inner surfaces of the housing space on sides of a pressure-receiving chamber and an equilibrium chamber is covered by the elastic buffer body. Windows are formed to penetrate the elastic buffer body at portions corresponding to communication holes formed in walls of the housing space so that the communication holes are narrowed by the windows of the elastic buffer body, and a ratio (a/l) of an opening area (a) of the windows to a penetration length (l) thereof is made smaller than a ratio (A/L) of an opening area (A) of the communication holes to a penetration length (L) thereof. | 08-21-2014 |
20140231244 | METHOD FOR PRODUCING FILM MEMBER - A film member includes a substrate formed of a resin film and an aluminium oxynitride film arranged on either, front or back sides of the substrate, in which the aluminium oxynitride film is composed of 39 at % to 55 at % of Al, 7 at % to 60 at % of O, and 1 at % to 50 at % of N. A method for producing the film member includes a pressure reduction step of arranging a substrate in a chamber of a sputtering deposition system such that the substrate faces a target made of aluminium and a deposition step of introducing a source gas including nitrogen and a carrier gas into the chamber and forming the aluminium oxynitride film on a deposition surface of the substrate in an atmosphere in which a ratio of an oxygen gas pressure to a nitrogen gas pressure in the chamber is not more than 20%. | 08-21-2014 |
20140210490 | HYBRID SENSOR - A hybrid sensor includes a proximity sensor section and a load sensor section. The proximity sensor section includes a first base material, a plurality of first front-side electrodes, a plurality of first back-side electrodes, and a protective layer. Each of these members is made of an elastomer. The proximity sensor section detects the approach and coordinates of an object to be detected, based on a change in capacitance between the first front-side electrode and the first back-side electrode which is caused by the approach of the object to be detected. The load sensor section detects pressing and coordinates of the object to be detected, based on a load that is applied from the object to be detected via the proximity sensor section. | 07-31-2014 |
20140210148 | CYLINDRICAL VIBRATION-DAMPING DEVICE - A cylindrical vibration-damping device wherein an outer cylindrical member is made in a configuration of two sections divided along an circumference, the outer cylindrical member being externally fitted onto intermediate rings in a non-adhesive manner by means of having the intermediate rings sandwiched by the outer cylindrical member in a radial direction, and a plurality of regulating protrusions protruding inward in the radial direction are formed on the outer cylindrical member at a given distance and arranged on both sides of the intermediate rings in an axial direction so as to provide a positioning member that positions the intermediate rings with respect to the outer cylindrical member in the axial direction by means of abutting the intermediate rings against the regulating protrusions in the axial direction. | 07-31-2014 |
20140202745 | CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM - Provided is a conductive composition that has a high conductivity and from which a coating can be formed easily. Also provided is a conductive film that has a high conductivity and in which electric resistance is less likely to increase even during expansion. A conductive composition is prepared by including an elastomer component, a fibrous carbon material having a graphite structure and a fiber diameter of not less than 30 nm, and a conductive carbon black having a structure. A conductive film formed from the conductive composition. The viscosity of the conductive composition formed into a coating with a solid content concentration of not less than 20% by mass, which is measured with a B-type viscometer with an H7 rotor under the conditions of a temperature of 25° C. and a rotation speed of 20 rpm, is not more than 200 Pa·s. | 07-24-2014 |
20140202744 | CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM - Provided is a conductive film having a high conductivity in which electric resistance is less likely to increase, and a conductive composition for forming the same. The conductive composition includes an elastomer component, a fibrous carbon material having a fiber diameter of less than 30 nm, and a flake-like carbon material having a graphite structure, having an intensity ratio (G/D ratio) of a peak (G band) appearing in the vicinity of 1580 cm | 07-24-2014 |
20140193597 | RESIN FUEL TUBE - A resin fuel tube is provided, which includes at least one resin layer, wherein the resin layer is made of a resin composition comprising: (A) a polypropylene prepared through polymerization with the use of a metallocene catalyst; and (B) a polypropylene material having a melting point of 137° C. to 160° C., the resin composition having a mixing weight ratio of the components (A) and (B) satisfying (A)/(B)=95/5 to 50/50, wherein the resin layer has a structure such that a soft structural portion (Y) of the component (A) intrudes into a space between crystalline structural portions (X) of the component (B). Therefore, the resin fuel tube is light-weight, excellent in impact resistance and heat resistance, free from fuel leakage, and usable in an atmosphere at 130° C. or higher, for example, in an automotive engine room or the like. | 07-10-2014 |
20140193592 | TRANSPARENT LAMINATED FILM AND METHOD FOR PRODUCING THE SAME - A transparent laminated film is provided with which it is possible to inhibit peeling of thin film layers, even with long-term exposure to sunlight during use and exposure to UV rays during quality evaluation. The film has a thin film layer obtained by lamination of multiple thin films on at least one side of a transparent polymer film. This thin film layer has metal oxide thin films formed by a sol-gel process using light energy during sol-gel hardening and post-oxidation thin films formed by post-oxidation of at least one thin film selected from metal thin film, alloy thin film, and partially oxidized metal oxide thin film. | 07-10-2014 |
20140191453 | VIBRATION-DAMPING RUBBER COMPOSITION, AND LIQUID-FILLED VIBRATION-DAMPING RUBBER DEVICE - A vibration-damping rubber composition is provided, which is used as a material for a rubber member of a liquid-filled vibration-damping rubber device in which a glycol liquid is sealingly contained. The rubber composition comprises: (A) a chloroprene rubber as a major component; and (B) an aromatic hydrocarbon plasticizer. The rubber composition makes it possible to suppress increase in the hardness of the rubber member (chamber wall) after thermal aging and reduction in durability. | 07-10-2014 |
20140187713 | VIRBRATION-DAMPING MATERIAL AND PRODUCTION METHOD THEREFOR - A highly durable vibration-damping material is provided. The inventive vibration-damping material comprises a thermoplastic polyurethane elastomer as a major component, and carbon black, wherein the carbon black is dispersed essentially only in a soft segment of the thermoplastic polyurethane elastomer. | 07-03-2014 |
20140175719 | FLUID-FILLED VIBRATION DAMPING DEVICE - A fluid-filled vibration damping device including a hollow buffer body with an inner space. The hollow buffer body is housed in a housing space of a partition member to come in contact with wall inner surfaces of the housing space on sides of a pressure-receiving chamber and an equilibrium chamber, while stores a movable member in the inner space thereof. Liquid pressure of the pressure-receiving chamber is applied to a first face of the movable member by having a first window portion formed in the buffer body communicated with a first communication hole of the housing space while liquid pressure of the equilibrium chamber is applied to a second face of the movable member by having a second window portion formed in the buffer body communicated with a second communication hole of the housing space. | 06-26-2014 |
20140166833 | RESIN BRACKET AND BRACKETED VIBRATION DAMPING DEVICE EQUIPPED THEREWITH - A resin bracket including a mounting unit and a plurality of attachment units integrally formed using synthetic resin, and a plurality of insert members arranged on the respective attachment units such that each of the attachment units is configured to be attached to a member constituting a vibration transmission system by a fastening member configured to be inserted in an inner hole formed on an inside of the corresponding insert member. The insert members are formed in mutually a same shape. An inner circumference resin layer integrally formed with the attachment unit is adhered to an inner circumference surface on at least one of the insert members. The inner hole of the insert member formed on the inside of the inner circumference resin layer has a different shape from the inner hole of at least one other insert member. | 06-19-2014 |
20140138667 | ORGANIC SEMICONDUCTOR DEVICE, AND METHOD FOR PRODUCING SAME - An organic semiconductor device includes a laminate and films sealing the laminate in which excellent connection precision is achieved between connection lands and electrodes by suppression of slipping between the laminate and the films upon sealing of the laminate under evacuation, and the laminate is highly sealed. The organic semiconductor device has, between a laminate and a first film substrate, an antislip members that suppress slipping between the laminate and the first film substrate upon sealing of the laminate. An open hole and an electrode contained in the laminate are kept aligned by suppressing of the slipping. The electrode contained in the laminate is connected outside the device through the open hole by a conductive material. | 05-22-2014 |
20140130264 | CUSHION CELL AND CUSHION BODY USING THE SAME - The objective of the present invention is to provide: a cushion cell with a new structure which is designed to disperse stresses when the cushion cell is in an inflated state such that excellent durability is achieved and in which a large support area for the human body can be obtained with excellent space efficiency relative to a square shaped space for disposal in an inflated state; and a cushion body with a new structure using the same. The cushion cell is formed with a fluid chamber inside and the height of the cushion cell can be changed by adjusting the pressure in the fluid chamber. The planer shape of the cushion cell in a deflated state is a square shape, and each side part has a curved shape protruding outwards. | 05-15-2014 |
20140101862 | MATTRESS AND CONTROL METHOD THEREOF - The object of the present invention is to provide a mattress of a novel structure that can quickly perform dispersion of a body pressure acting part of a user, and can reduce discomfort felt by the user when doing a cell internal pressure switching operation, as well as a control method thereof. The present invention is provided with: a grouping step for, on the basis of a body pressure applied to each of a plurality of cells, dividing the plurality of cells into groups; a target internal pressure setting step for setting a target internal pressure of the cells for each group divided at the grouping step; and an internal pressure adjusting step for interconnecting the cells in each group and adjusting the internal pressure of the cells to the internal pressure set in the target internal pressure setting step. | 04-17-2014 |
20140090884 | ELASTIC CONDUCTIVE MATERIAL - An elastic conductive material includes a matrix and a conductor dispersed in the matrix. The matrix is formed by crosslinking a first polymer that is one or more selected from polymers of General Formulae (1) to (4) below and has a function of dispersing the conductor, and a second polymer crosslinkable with the first polymer. | 04-03-2014 |
20140051788 | INSULATING SILICONE RUBBER COMPOSITION - An insulating silicone rubber composition superior in reliability is provided that has excellent antistatic property while being free from bleeding, blooming, and discoloration. The insulating silicone rubber contains silicone rubber, ionic liquid having an alkoxysilyl group, and preferably a crosslinking agent. The content of the ionic liquid is preferably within a range from 0.001 to 5 parts by mass with respect to 100 parts by mass of the total amount of the silicone rubber and the crosslinking agent. | 02-20-2014 |
20140039076 | URETHANE FOAM MOLDED PRODUCT AND METHOD FOR PRODUCING THE SAME - To provide a urethane foam molded product having high thermal conductivity and electric insulation and a method for producing the same. A urethane foam molded product includes a base material made of a polyurethane foam and composite particles that are blended in the base material and oriented in a mutually connected state, in which each of the composite particles includes a thermally conductive particle made of a non-magnetic body, and a magnetic particle and an insulating inorganic particle that are adhered to the surface of the thermally conductive particle through a binder. A powder of the composite particles can be produced by stirring a powder raw material containing a powder of the thermally conductive particle, a powder of the magnetic particle, a powder of the insulating inorganic particle, and the binder using a stirring granulator. | 02-06-2014 |
20140035232 | PROTECTIVE COVER AND MANUFACTURING METHOD THEREOF - A protective cover including a bellows portion wherein a plurality of valleys and peaks are arranged alternately. The valleys include a plurality of large valleys and a plurality of intermediate valleys whose inside and outside diameter dimensions at bottoms are greater than those of the large valleys, and the large valleys and the intermediate valleys are arranged alternately. Small valleys whose inside and outside diameter dimensions at bottoms are greater than those of the intermediate valleys are respectively arranged between the large valleys and the intermediate valleys. The peaks are respectively arranged between the large valleys and the small valleys as well as between the intermediate valleys and the small valleys, and apexes of the peaks have a same outside diameter dimension as one another. The apexes of the peaks are made thinner than the bottoms of the large valleys. | 02-06-2014 |
20140013514 | MATTRESS - A mattress including a plurality of cells aligned and disposed on a body pressure working surface of a substrate that supports a human body; and a pressure control member that changes a height of each cell by adjusting a pressure in a fluid chamber formed within the cell. The cells are configured such that as the each cell is inflated by fluid supplied to the fluid chamber within the cell, the height of the each cell increases and a width dimension of the each cell in a direction of alignment decreases, and that peripheral portions of adjacent cells in the direction of alignment are overlapped with each other prior to cell inflation. | 01-16-2014 |
20140004364 | DIELECTRIC FILM AND TRANSDUCER INCLUDING THE SAME | 01-02-2014 |
20140003634 | POLYMER SPEAKER | 01-02-2014 |
20130311040 | ACTIVE NOISE CANCELLATION APPARATUS - Provided is an active noise cancellation apparatus capable of reliably reducing road noise by a technique other than mounting a vibration generator on a floor panel itself or another plate-like interior part itself, while reducing costs and size of the apparatus. A reference signal detector is mounted on a knuckle and the vibration generator is mounted on a wheel housing or a suspension member. An error signal detector detects vibration of the wheel housing or vibration of the suspension member as an error signal, or detects sound in a vehicle interior as an error signal. A controller controls the vibration generator based on the reference signal and the error signal so as to reduce the error signal. | 11-21-2013 |
20130307568 | EXTERNAL OPERATION DETECTION STRUCTURE BODY - An external operation detection structure body including: a sensor casing having an aperture window; an external operation detection sensor arranged at a formation zone of the aperture window; a sheet-like interface member that covers a front face of the detection sensor and closes the aperture window; an outer peripheral wall protruding out from a rear face of an outer periphery of the interface member and penetrating into the aperture window so as to be arranged between the detection sensor and the sensor casing; and front and rear face seal protrusions extending respectively from front and rear edges of the outer peripheral wall toward an outer peripheral side so as to be superposed respectively with front and rear faces of a peripheral edge of the aperture window of the sensor casing. | 11-21-2013 |
20130264756 | FLUID FILLED VIBRATION DAMPING DEVICE - A fluid filled vibration damping device including: a first mounting member; a second mounting member having a cylindrical portion; and a main rubber elastic body elastically connecting the first and second mounting members. The first mounting member is fixed to one end of the main rubber elastic body, and an insertion metal fitting in a cylindrical shape is fixed onto an outer peripheral face of another end thereof, and the cylindrical portion of the second mounting member is bonded by pressure to the insertion metal fitting with a sealing rubber in between in a fluid-tight manner. The insertion metal fitting is provided with an inward protrusion where part of a wall portion protrudes inward. A sealing rubber storage space is formed between the inward protrusion and the cylindrical portion of the second mounting member. | 10-10-2013 |
20130263379 | MATTRESS - The objective of the present invention is to provide a mattress including a plurality of cells provided on a body pressure working surface of a substrate that supports a human body, and a pressure control means that changes a setting of a height of each cell by adjusting a pressure in a fluid chamber formed within the cell. An elastic cushion layer is provided on a body pressure working surface of the cells, and a constricted portion is formed in a middle in the height of the each cell so that the body pressure working surface of the cell is allowed to tilt following deformation of the cushion layer as a result of the cells' precession-deformation at the constricted portion. | 10-10-2013 |
20130249180 | UPPER SUPPORT FOR VEHICLE SUSPENSION - An upper support for vehicle suspension including: an inner cylindrical member; an outer cylindrical member spaced apart peripherally outward from the inner cylindrical member; a rubber elastic body interposed between the inner cylindrical member and the outer cylindrical member while elastically connecting the two members; and a flange portion extending radially outward from the outer cylindrical member while being adapted to be overlapped and fixed onto a mounting portion of a vehicle body. A fastening seat portion is provided to the flange portion over a prescribed area and has a contact face adapted to be in contact against the mounting portion of the vehicle body. A concave/convex portion is formed on the contact face of the fastening seat portion over a prescribed area thereof. | 09-26-2013 |
20130248091 | TRANSPARENT LAMINATE FILM AND METHOD FOR PRODUCING SAME - A transparent laminate film which has visible light transmittance, sunlight blocking properties, radio wave transmittance and good appearance is provided. A transparent laminate film includes a laminate structure formed on at least one side of a transparent polymer film, in which a metal oxide layer and a metal layer are laminated, the metal oxide layer containing an organic component, wherein grooves having a width of 30 μm or less are formed in the laminate structure, and an overall surface resistance is 150Ω/□ or more. Preferably, the grooves are numerous cracks, or are formed by laser processing. Further, preferably, the transparent polymer film has an easy adhesion layer formed on at least one side thereof, and the laminate structure is formed on top of the easy adhesion layer. Furthermore, preferably, the metal oxide layer containing the organic component is formed by a sol-gel method using optical energy during sol-gel curing. | 09-26-2013 |
20130223893 | DEVELOPING ROLL FOR ELCTROPHOTOGRAPHIC MACHINE - Provided is a developing roll for use in an electrophotographic machine capable of preventing an ion conductive agent from blooming and retaining long-term charge decay characteristics. The roll ( | 08-29-2013 |
20130221001 | RESIN-MADE FUEL INLET PIPE, AND METHOD FOR PRODUCING SAME - A resin-made fuel inlet pipe that has a light weight, excellent impact resistance, and causes no fuel leakage includes at least one resin layer comprising a resin composition containing (A) a high-density polyethylene (HDPE) or a linear short-chain branched polyethylene (LLDPE); (B) a polyethylene polymerized with a metallocene-based catalyst; and (C) a carbon black. A weight mixing ratio (A)/(B) is in a range of from 10/90 to 90/10; a content of component (C) is in a range of from 0.1 to 5 parts by weight with respect to 100 parts by weight of a total of components (A) and (B); a soft tissue (Y) comprising component (B) is inserted between linear crystalline tissues (X) comprising component (A) to expand an interval between the tissues (X); and component (C) is dispersed in the soft tissue (Y). | 08-29-2013 |
20130216751 | RESIN HOSE AND METHOD OF PRODUCING THE SAME - To provide a resin hose excellent in barrier property (fuel barrier property or gas barrier property) and flexibility, the resin hose includes a resin layer containing the following components (A) and (B) as main components thereof, and containing the following component (C):
| 08-22-2013 |
20130187317 | FLUID-FILLED VIBRATION DAMPING RUBBER DEVICE - Provided is a fluid-filled vibration damping rubber device, including enclosed spaces (primary fluid chamber and auxiliary fluid chamber) formed by chamber walls (vibration damping rubber body and rubber membrane) which deform in accordance with vibration input, the enclosed spaces being filled with a fluid, in which: the chamber walls each include a diene-based rubber; and the fluid includes a glycol-based solution containing a benzotriazole-based compound having an amine group. The fluid-filled vibration damping rubber device is capable of eliminating the degradation of the chamber walls (rubber bodies) and the deterioration of its durability due to the dissolution of components in the rubber bodies into the filling fluid. | 07-25-2013 |
20130161883 | VIBRATION DAMPING DEVICE - A vibration damping device including a main rubber elastic body elastically connecting a second mounting member and a first mounting member being arranged on axially one side of the second mounting member and a cylindrical outer bracket fit onto the second mounting member. A stopper portion integrally formed with the outer bracket extends radially inwardly to provide a first pressure receiving portion. A bound stopper member that restricts mutually approaching displacement of the two mounting members in the axial direction is constituted by including the first pressure receiving portion. A cylindrical second pressure receiving portion in a dual structure is formed by having the first pressure receiving portion extend axially inwardly and then folded axially outwardly. An axis perpendicular stopper member that restricts relative displacement of the two mounting members in the axis perpendicular direction is constituted by including the second pressure receiving portion. | 06-27-2013 |
20130157173 | ADHESIVE SEAL MEMBER FOR FUEL CELL - An adhesive seal member for a fuel cell of the present invention includes a cross-linked product of a rubber composition containing components (A) to (E): (A) at least one rubber component selected from ethylene-propylene rubber and ethylene-propylene-diene rubber, (B) an organic peroxide having a one-hour half-life temperature of 130° C. or less, (C) a crosslinking aid, (D) at least one adhesive component selected from a resorcinol compound and a melamine compound, an aluminate coupling agent, and a silane coupling agent, and (E) a softener having a pour point of −40° C. or less. If the ethylene-propylene rubber or the ethylene-propylene-diene rubber in (A) the rubber component has an ethylene content of 53% by mass or less, the rubber composition may be devoid of (E) the softener having a pour point of −40° C. or less. | 06-20-2013 |
20130154171 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device including a partition member having a housing space, and a movable plate housed within the housing space so that displacement thereof is limited by abutment against inside wall faces of the housing space. Abutted sloping faces are defined by outside peripheral portions of the inside wall faces of the housing space situated in opposition in an axial direction while sloping axially outside going towards an inner peripheral side. An outside peripheral abutting portion formed of a rubber elastic body is provided to an outside peripheral portion of the movable plate, and abutting sloping faces are defined by opposite faces of the outside peripheral abutting portion that slope axially outside going towards the inner peripheral side. The abutted sloping faces and the abutting sloping faces have different slope angles so as to slope relative to each other. | 06-20-2013 |
20130147187 | QUICK CONNECTOR - A quick connector capable of surely confirming that a pipe body is engaged by a retainer when an elastically-deformable claw of the retainer and an elastically-deformable claw of a checker are adjacently arranged in an axial direction. Checker-axis direction elastically-deformable claws have distal-end sides formed flexibly deformable in the axial direction, maintain a state of being engaged by a second engagement portion of a retainer body by having deflective deformation regulated by a retainer diameter-expanding elastically-deformable claw in a state in which the retainer diameter-expanding elastically-deformable claw is expanded diametrically, and regulate sliding from a first position with respect to the retainer body toward a set radial direction by being engaged by the second engagement portion of the retainer body. | 06-13-2013 |
20130144012 | MODIFIED NATURAL RUBBER PARTICLE, PRODUCTION METHOD THEREOF, AND MODIFIED NATURAL RUBBER LATEX - A modified natural rubber particle having carbon-carbon double bands assigned to multifunctional vinyl monomers graft-copolymerized onto the surface of the modified natural rubber particle, which is prepared by graft-copolymerization of multifunctional vinyl monomers having two or more carbon-carbon double bonds onto natural rubber particles or deproteinized natural rubber particles. One of the methods for producing a modified natural rubber particle includes the steps of: forming inclusion complex of the multifunctional vinyl monomers having two or more carbon-carbon double bonds with a guest-protecting agent to protect at least one of the double bonds of the multifunctional vinyl monomers; graft-copolymerizing the resulting inclusion complex onto natural rubber particles or deproteinized natural rubber particles; and deprotecting the protected double bonds by removing the guest-protecting agent from the obtained graft-copolymer. | 06-06-2013 |
20130142548 | DEVELOPMENT ROLL FOR ELECTROPHOTOGRAPHIC EQUIPMENT - A development roll for electrophotographic equipment includes a shaft body and a rubber elastic layer disposed on the outer circumference of the shaft body. The rubber elastic layer is composed of a crosslinked body of a composition containing a liquid or millable silicone rubber, a crosslinking agent, an electronically conductive agent, and an ionic liquid. The composition contains the ionic liquid in the amount in the range of 0.1 to 5.1 parts by mass relative to 100 parts by mass of the total amount of the liquid or millable silicone rubber and the crosslinking agent. | 06-06-2013 |
20130133435 | BENDING SENSOR - A bending sensor includes a high resistance layer; a low resistance layer having a crack and a lower electrical resistance than the high resistance layer in a state where the crack is closed; an insulating layer between the high and low resistance layers; and a plurality of electrode portions connecting electrically in parallel the high resistance and low resistance layers. In an OFF state where a bend amount is small, the crack is unlikely to open and a combined resistance of electrical resistances of the high resistance layer and the low resistance layer is output as OFF resistance from the plurality of electrode portions. In an ON state where the bend amount is large, the crack is likely to open and at least the electrical resistance of the high resistance layer is output as ON resistance higher than the OFF resistance from the plurality of electrode portions. | 05-30-2013 |
20130098494 | RUBBER COMPOSITION FOR WATER HOSE, AND WATER HOSE OBTAINED USING SAME - A rubber composition for a water hose includes the following components (A) and (B), wherein the component (B) has a melt flow rate (MFR) of 1.0 g/10 min at a temperature of 190° C. and a load of 2.16 kg and the component (B) has a density of 0.870 to 0.908 g/cm | 04-25-2013 |
20130089765 | ELECTRICITY ACCUMULATION DEVICE - An electricity accumulation device includes an electricity accumulation element, an outer jacket material configured to house the electricity accumulation element, and a deformation sensor disposed on an expansive surface of the outer jacket material. The deformation sensor includes a sensor membrane having a base material made of an elastomer or a resin and conductive fillers filling the base material, the sensor membrane being subjected to bending deformation along with expansion of the outer jacket material, and a pair of electrodes connected to the sensor membrane. A three-dimensional conductive path is formed in the sensor membrane through contact between the conductive fillers. An electric resistance is increased along with an increase in amount of deformation of the sensor membrane from a natural state. The electricity accumulation device senses expansion of the outer jacket material on the basis of variations in electric resistance along with bending deformation of the sensor membrane. | 04-11-2013 |
20130084428 | MODIFIED POLYMER SUBSTRATE AND METHOD FOR PRODUCING THE SAME, AND SURFACE TREATMENT AGENT - To provide a modified polymer substrate that has both excellent releasability from an accretion adhering to a surface of the substrate and functions for intended use other than releasability, and to provide a method for producing the modified polymer substrate. A modified polymer substrate (1) includes a polymer substrate (2) containing an organic component having unsaturated carbon-to-carbon double bonds, and an organic group having a functional group (R | 04-04-2013 |
20130082763 | CAPACITIVE SENSOR DEVICE - Provided is a capacitive sensor device capable of detecting the position and magnitude of external force with high accuracy. | 04-04-2013 |
20130069289 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device including an elastic movable member attached to a partition member. The elastic movable member includes a clasped portion clasped by the partition member and a switching portion provided to an outer peripheral side of the clasped portion and positioned within a second orifice passage. An abutting portion is provided to the switching portion and projects to lengthwise opposite sides of the orifice passage. A switching mechanism is constituted for opening the orifice passage through a gap formed between the switching portion and the inside face of the orifice passage while closing the orifice passage by abutment of the abutting portion against the inside face of the orifice passage by means of a tilting motion of the switching portion relative to the clasped portion through elastic deformation of a thin portion provided between the clasped portion and the switching portion. | 03-21-2013 |
20130068336 | VEHICLE-MOUNTED HEAT-RESISTANT HOSE - A heat-resistant hose for a vehicle available at a low cost and excellent in interlayer adhesiveness includes: an inner layer; and an outer layer directly formed on an outer peripheral surface of the inner layer, in which the inner layer comprises a fluorine-based rubber composition containing the following components (a) to (e): (a) a fluorine-based rubber; (b) a polyol-based vulcanizing agent; (c) an organic onium compound; (d) magnesium oxide; and (e) calcium hydroxide, and the outer layer comprises an acrylic rubber composition containing the following components (A) to (C): (A) an acrylic rubber; (B) a benzenediol; and (C) at least one of an imidazole compound and a diamine-based vulcanizing agent. | 03-21-2013 |
20130068335 | REFRIGERANT-TRANSPORTING HOSE - A refrigerant-transporting hose having excellent low-refrigerant permeability, acid resistance, and flexibility includes a tubular resin layer for contacting with a refrigerant, in which the resin layer is formed of a resin composition containing (A) an aliphatic polyamide; (B) a semi-aromatic polyamide; and (C) an elastomer, in which a weight mixing ratio “component (A)/component (B)” between the component (A) and the component (B) is 95/5 to 60/40, and the component (A) and the component (B) are in a compatible state. | 03-21-2013 |
20130064980 | METHOD FOR MANUFACTURING HOSE WITH PROTECTOR LAYER - A method for manufacturing a hose with a protector layer | 03-14-2013 |
20130062822 | FLUID-FILLED CYLINDRICAL VIBRATION-DAMPING DEVICE - A fluid-filled cylindrical vibration-damping device including at least one orifice member attached to an inside of an outer cylindrical member so as to straddle openings of pocket portions and extend in a circumferential direction. An orifice passage is defined by covering an orifice forming groove of the orifice member with the outer cylindrical member. A stopper mechanism is constituted by contact between an inner shaft member and the outer cylindrical member via the orifice member. A reinforcing rib is formed in the orifice member so as to project from a bottom face of the orifice forming groove and extend in the circumferential direction while a projecting distal end face thereof is in contact with the outer cylindrical member. The reinforcing rib partitions at least a portion of a circumference of the orifice passage into a plurality of passages that have same fluid flow characteristics. | 03-14-2013 |
20130061974 | REFRIGERANT-TRANSPORTING HOSE - A refrigerant-transporting hose includes a tubular inner layer | 03-14-2013 |
20130056249 | FLEXIBLE CONDUCTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME, AND ELECTRODE, WIRING, ELECTROMAGNETIC WAVE SHIELD AND TRANSDUCER USING THE FLEXIBLE CONDUCTIVE MATERIAL - A flexible conductive material of the present invention includes an elastomer and a conductive material including silver at least in a surface. The conductive material is chemically bonded to the elastomer directly or indirectly and is thus incorporated into a mesh structure of the elastomer. Volume resistivity is 1×10 | 03-07-2013 |
20130056109 | RESIN-MADE INLET PIPE AND METHOD OF PRODUCING THE PIPE - A resin-made fuel inlet pipe having a light weight excellent impact resistance, and causing no fuel leakage, includes: a tubular inner layer; and an outer layer laminated on an outer peripheral surface thereof, in which: the inner layer is formed of a resin having fuel resistance; the outer layer is formed of a resin (A) having a tensile elongation at 8 m/s measured by a high-speed tensile test of 200% or more; and the inner layer and the outer layer are in a substantially non-adherent state. | 03-07-2013 |
20130056107 | RESIN COMPOSITION FOR REFRIGERANT-TRANSPORTING HOSE AND METHOD OF PRODUCING THE RESIN COMPOSITION, AND REFRIGERANT-TRANSPORTING HOSE - A resin composition for a refrigerant-transporting hose, including: a semi-aromatic polyamide resin (A) as a main component; an aliphatic polyamide resin (B); and an elastomer (C), in which the aliphatic polyamide resin (B) is dispersed in a phase formed of the semi-aromatic polyamide resin (A) and the elastomer (C), which is not crosslinked, is incorporated in the form of particles into the dispersed aliphatic polyamide resin (B). Thus, excellent refrigerant permeation resistance and acid resistance, and at the same time, for example, extrusion processability and flexibility, are obtained. | 03-07-2013 |
20130004727 | METHOD FOR PRODUCING HEAT INSULATING LAMINATE STRUCTURE, HEAT INSULATING LAMINATE STRUCTURE, AND TRANSPARENT LAMINATE FILM FOR THE SAME - Disclosed is a method for producing a heat insulating laminate structure having an excellent solar radiation shielding capability as well as an excellent radio wave transparency. The method includes placing a transparent laminate film between two transparent substrates, the transparent laminate film having on at least one side of a transparent polymer film a laminated layer structure in which a metal oxide layer containing an organic component and a metal layer are laminated and grooves having widths of 30 μm or less are formed with dividing the metal layer; bonding the two substrates to each other through the transparent laminate film under application of a pressure; and promoting division of the metal layer in the transparent laminate film by the applied pressure to increase an overall surface resistance. | 01-03-2013 |
20130001915 | TOE CORRECT BUSH - To provide a toe correct bush having excellent durability and a novel structure, the toe correct bush effectively achieving improvement in running stability during steering with a toe correction function and improvement in straight line performance with an intermediate restraining plate. A first intermediate restraining member is provided between opposing surfaces of an inner inclined portion and an outer inclined portion and is fixed to a compression rubber, the first intermediate restraining member spreading and being isolated from the opposing surfaces of the inner inclined portion and the outer inclined portion. A second intermediate restraining member is provided independent from the first intermediate restraining member between opposing surfaces of an inner flange and an outer flange and is fixed to a connecting rubber, the second intermediate restraining member spreading and being isolated from the opposing surfaces of the inner flange and the outer flange. | 01-03-2013 |
20130001844 | ANTI-VIBRATION RUBBER DEVICE - An anti-vibration rubber device is capable of advantageously preventing cracks from occurring in a constricted portion because of a long time use in a high-temperature environment. A rubber ring having higher resistance to gas permeability than a main rubber portion is externally inserted in a tension-deformed state to a stress concentration portion of a constricted portion in the main rubber portion that connects a first attachment member and a second attachment member. Due to a restoring force from the tension-deformed state, the rubber ring is tightly attached without being bonded to an outer peripheral surface of the stress concentration portion. | 01-03-2013 |
20130001843 | FLUID-FILLED ACTIVE VIBRATION-DAMPING DEVICE - A fluid-filled active vibration damping device including a partition member having a holding space formed therein and a movable membrane installed in the holding space. A filter orifice tuned to a higher frequency than an orifice passage is formed at one wall part of the holding space facing to one surface of the movable membrane, and the holding space is in communication with one of a pressure receiving fluid chamber and an excitation fluid chamber through the filter orifice. An open hole is formed on the other wall part of the holding space facing to the other surface of the movable membrane opposite to the one surface in the thickness direction, and the holding space is in communication with the other of the two fluid chambers through the open hole. A through hole pierces the movable membrane in the thickness direction. | 01-03-2013 |
20130001842 | FLUID-FILLED VIBRATION-DAMPING DEVICE - A fluid-filled vibration damping device including: a partition member having first and second partition plates overlapping, and a holding area formed between overlapping surfaces of center parts of the two partition plates; and a movable membrane held and arranged in the holding area. A claw-shaped part and a perforation window are formed at respective corresponding positions of outer circumference parts of the two partition plates, and a fixing mechanism is constituted with the claw-shaped part latched in a circumference edge part of the perforation window. A widening area is provided between an outer circumference surface of the movable membrane and an inner circumference surface of the holding area by partially making a large distance therebetween. At least one of the two partition plates has a first air vent hole piercing a part constituting a wall part of the widening area. | 01-03-2013 |
20120326369 | TANK RUBBER CUSHION - A tank rubber cushion for providing a vibration-damping support of a fuel tank against a vehicle body, including two divided rubber cylinders inserted onto an inner axial member having flanges at both axial ends and to be inserted through a mounting hole formed in a support portion of the fuel tank. Each of the divided rubber cylinders is provided with an axial vibration-damping rubber portion arranged between opposing surfaces of the flange of the inner axial member and the support portion in an axial direction, and a transaxial vibration-damping rubber portion arranged between opposing surfaces of the inner axial member and the support portion in a transaxial direction. The transaxial vibration-damping rubber portion includes a concave/convex portion wherein a diameter varies in a circumferential direction so that an assembly can be made with a gap between the inner axial member and the support portion. | 12-27-2012 |
20120326368 | VIBRATION DAMPING BUSHING AND MANUFACTURING METHOD THEREOF - A vibration damping bushing including: an inner axial member; an outer cylindrical member through which the inner axial member is inserted; a main rubber elastic body elastically connecting the two members; and a stopper member that is fitted onto the inner axial member as a component of a first stopper mechanism that limits relative displacement of the inner axial member against the outer cylindrical member to one side in an axial direction. The inner axial member is formed with a latching depression that opens toward an outer periphery thereof, and the stopper member is provided with a latching piece that protrudes outward in the axial direction. The latching piece is engaged with the latching depression so as to provide a slipping out prevention mechanism for preventing the stopper member from slipping out from the inner axial member. | 12-27-2012 |
20120306134 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device including: a first mounting member positioned at one axial opening side of a tubular portion of a second mounting member; a main rubber elastic body connecting the two mounting members; a plurality of pocket portions that open onto an axial end face of the main rubber elastic body facing a partition member so that a plurality of pressure-receiving chambers are formed by means of the pocket portions being covered with the partition member; an elastic separating wall that is composed by the main rubber elastic body and separates the pressure-receiving chambers from one another; and a dividing recess that opens onto an axial end face of the elastic separating wall facing the partition member so that a dividing fluid chamber is formed by means of the dividing recess being covered with the partition member. | 12-06-2012 |
20120302692 | VIBRATION-PROOF RUBBER COMPOSITION AND VIBRATION-PROOF RUBBER USING THE SAME - A vibration-proof rubber composition excellent in both characteristics of durability and compression set characteristic is provided. A vibration-proof rubber composition includes components (A) to (C) below, wherein an amount of reacted silane coupling agent in the component (B) is 6.5% by weight or more, and an amount of unreacted silane coupling agent is in a range of 0.5 to 2.5% by weight: (A) diene rubber; (B) pre-treated silica prepared by surface-treating, with a silane coupling agent, silica having a BET specific surface area in a range of 180 to 230 m | 11-29-2012 |
20120299261 | STABILIZER BUSHING FOR VEHICLE AND METHOD OF PRODUCING THE SAME - Semi-tubular portions of two partition members partitioning a bushing body into an outer rubber portion and an inner rubber portion are asymmetrically arranged with respect to a reference plane containing a central axis of the bushing body and parallel to two attachment surfaces of a bracket. In addition, each of the semi-tubular portions is configured to have a length equal to or larger than a diameter of a stabilizer bar, the length being from one end to the other end in a circumferential direction of the semi-tubular portion in a projection view obtained by projecting the semi-tubular portion to a horizontal surface in a vertical direction. | 11-29-2012 |
20120294656 | DEVELOPMENT ROLL FOR ELECTROPHOTOGRAPHIC EQUIPMENT - A development roll for electrophotographic equipment includes a shaft body, a rubber elastic layer formed by molding on an outer circumference of the shaft body and having many convex portions formed by transfer molding on the outer circumferential surface thereof, and a coating layer disposed on an outer circumference of the rubber elastic layer. The coating layer is composed of a cured body of a coating material containing (A) a thermoplastic urethane having a number-average molecular weight in the range of 50,000 to 200,000, (B) a polyol having a number-average molecular weight in the range of 500 to 4,000, and (C) a curing agent. The mass percentages a, b, and c of the components (A), (B), and (C) satisfy the following expressions: a+b+c=100, 40≦a≦75, 5≦b≦20, and 20≦c. | 11-22-2012 |
20120292149 | MANUFACTURING METHOD FOR UPPER SUPPORT AND UPPER SUPPORT - When manufacturing an upper support which includes a cup piece as an inner piece, an outer piece, and a rubber elastic body integrally vulcanize adhered thereto, the shape of a tubular portion of a cup piece before integral vulcanized adhesion with the rubber elastic body is a shape having a large diameter portion at a top portion continuous with a flanged portion, a small diameter portion at a bottom portion, and a stepped portion therebetween. Following integral vulcanized adhesion with the rubber elastic body, only the small diameter portion is diameter widened by press-fitting a diameter widening jig to impart pre-compression to the rubber elastic body. No roll-back deformation of a flanged portion occurs when integrally vulcanize adhering the cup piece to the rubber elastic body, and also when imparting pre-compression to the rubber elastic body by diameter widening a tubular portion of the cup piece. | 11-22-2012 |
20120289640 | VIBRATION-ISOLATING RUBBER COMPOSITION - A vibration-isolating rubber composition contains components (A) and (B) below and components (C) and (D) below, wherein the amount of the component (B) added is 10 to 100 parts by weight relative to 100 parts by weight of the component (A); (A) diene rubber; (B) silica having all the properties (α), (β), and (γ); (α) a silanol group density of the silica surface of 3.0 groups/nm | 11-15-2012 |
20120288682 | PHOTOSENSITIVE RESIN COMPOSITION, PRINTING PLATE PRECURSOR AND FLEXOGRAPHIC PRINTING PLATE - Disclosed is a photosensitive resin composition that provides an excellent water developability, drying property, and image reproducibility. The photosensitive resin composition comprises a water-dispersible latex (A), a rubber (B), a surfactant (C), a photopolymerizable monomer (D), and a photopolymerization initiator (E). A ratio of a mass of the component (C) to a total mass of the components (A), (B), and (C) is within a range of 0.1 to 20%. A ratio of a mass of the component (A) to a total mass of the components (A) and (B) is within 20 to 90%. A size of a dispersed phase consisting mainly of the component (B) is 10 μm or smaller. | 11-15-2012 |
20120288306 | CONDUCTIVE MEMBER FOR ELECTROPHOTOGRAPHIC DEVICE - A conductive member for an electrophotographic device includes a conductive rubber elastic layer. The conductive rubber elastic layer is composed of a cross-linked product of a conductive rubber composition containing (a) a polar rubber, (b) at least one ion-conductive agent selected from diallyldimethylammonium.bis(trifluoromethanesulfonyl)imide and diallyldimethylammonium.trifluoromethanesulfonate and (c) a cross-linking agent, and the cross-linked product has a relative dielectric constant of 23 or more. | 11-15-2012 |
20120248668 | FLUID-FILLED VIBRATION-DAMPING DEVICE OF MULTIDIRECTIONAL VIBRATION-DAMPING TYPE - A fluid-filled vibration-damping device of multidirectional vibration-damping type including: a first mounting member; a second mounting member; a main rubber elastic body connecting the two mounting members; a pressure-receiving fluid chamber; an equilibrium fluid chamber; a first orifice passage interconnecting the two fluid chambers; a plurality of outer peripheral fluid chambers situated on an outer peripheral side of the main rubber elastic body; a second orifice passage interconnecting the outer peripheral fluid chambers; and an intermediate sleeve affixed to the main rubber elastic body. The intermediate sleeve and the second mounting member each include a step portion at an axially medial section thereof, and are mated and fixed to each other at opposite sides of the corresponding step portion. The two step portions are opposed to each other in an axial direction so that the second orifice passage is formed between axially opposed faces of the step portions. | 10-04-2012 |
20120242021 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE AND MANUFACTURING METHOD THEREOF - A fluid-filled type vibration damping device including a base component and a tubular mating component. The tubular mating component is externally fitted onto the base component by means of a diameter-constricting caulking with a sealing rubber clasped therebetween so as to constitute a mate-fastened portion. The tubular mating component extends axially outward beyond a sealed section of the mate-fastened portion so as to provide a caulking tube portion. A diametrical position of the tubular mating component at the sealed section is determined by contact of the caulking tube portion against an outside peripheral face of a positioning projection provided on the base component so as to define a diametrical positioning portion. The caulking tube portion is constricted in diameter and held in engagement with an axial edge portion of the positioning projection so as to form an axial positioning portion. | 09-27-2012 |
20120242020 | FLUID-FILLED TYPE ACTIVE VIBRATION DAMPING DEVICE - A fluid-filled type active vibration damping device including: a first mounting member; a second mounting member; a main rubber elastic body connecting the first and second mounting members; a fluid chamber; an oscillation member that partially defines a wall of the fluid chamber; an actuator having an output shaft, the output shaft being connected to the oscillation member; a connecting member that interconnects the oscillation member and the output shaft at one point with the oscillation member superposed against a projecting distal end of the output shaft; and an abutting portion provided by superposed faces of the oscillation member and the output shaft being positioned in abutment with each other at an outer peripheral side of a connected section where the oscillation member and the output shaft are interconnected by the connecting member. | 09-27-2012 |
20120242019 | FLUID-FILLED TYPE ACTIVE VIBRATION DAMPING DEVICE - A fluid-filled type active vibration damping device including: a pressure-receiving chamber; an equilibrium chamber; an orifice passage permitting fluid flow between the two chambers; an oscillation member oscillated by an electromagnetic actuator; an intermediate chamber; and a pressure transmission passage through which pressure fluctuations produced in the intermediate chamber is applied to the pressure-receiving chamber. The intermediate chamber is provided independently of the equilibrium chamber. The pressure transmission passage comprises a filter orifice tuned to higher frequency than the orifice passage. A movable plate is provided for limiting an amount of fluid flow through the filter orifice. A leak hole is formed for continuously interconnecting the intermediate chamber and the pressure-receiving chamber, and a liquid column resonance frequency of the leak hole is set to not more than half of that of the filter orifice. | 09-27-2012 |
20120241689 | FLEXIBLE CONDUCTIVE MATERIAL AND TRANSDUCER, FLEXIBLE WIRING BOARD, AND ELECTROMAGNETIC SHIELD USING THE SAME - A flexible conductive material includes an elastomer, a conductive agent filled in the elastomer, and an adsorbent fixed inside the elastomer and able to adsorb ionic material. With the flexible conductive material, ionized impurities are unlikely to transfer to an adherend such as a dielectric film. Thus, leakage current during application of voltage decreases. Accordingly, by forming an electrode and a wiring with the flexible conductive material, leakage current can be reduced, and a transducer and a flexible wiring board having excellent durability can be produced. In addition, using the flexible conductive material, an electromagnetic shield can be produced having a small leakage current. | 09-27-2012 |
20120235334 | VIBRATION DAMPING DEVICE - A vibration damping device includes a vulcanized rubber molding and a resin molding integrally formed with the vulcanized rubber molding. The resin molding includes a sandwiched molding having a core layer and skin layers. The skin layers sandwich the core layer. The skin layer includes a resin composition (A) containing a first thermoplastic resin and an inorganic filler. The core layer includes a resin composition (B) containing a second thermoplastic resin and an inorganic filler. A volume ratio of the skin layers is 40 to 70% of the entire molding, and a bending modulus (E1) and a maximum bending strain (ε1) of the skin layers, and a bending modulus (E2) and a maximum bending strain (ε2) of the core layer satisfy the following expressions (1) and (2): | 09-20-2012 |
20120235333 | VIBRATION DAMPING DEVICE - A vibration damping device includes a vulcanized rubber molding and a resin molding. The resin molding includes a sandwiched molding having a core layer and skin layers. The skin layers include a polyamide resin composition (A) containing a polyamide resin (a) and glass fibers (x) with a ratio (a/x) of 40/60 to 75/25 in mass. The core layer includes a polyamide resin composition (B) containing a polyamide resin (b) and glass fibers (y) with a ratio (b/y) of 35/65 to 60/40 in mass. A melt viscosity ηa of the composition (A) at 30° C. higher than the melting point thereof and a shearing speed of 1000 s | 09-20-2012 |
20120218029 | TOUCH SWITCH - A touch switch including: a conductive member for which voltage is applied from a plurality of locations for detecting presence or absence of a touch and a touch position on the conductive member of a conductor to be detected based on an electrical conduction status of the conductive member; and a detection-level changing mechanism for changing a detection level of the electrical conduction status of the conductive member due to the touch of the conductor on the conductive member. The presence or absence of the touch and the touch position on the conductive member of the conductor is detected if the detection level meets a predetermined condition. | 08-30-2012 |
20120200021 | ELECTROMAGNETIC ACTUATOR AND FLUID-FILLED ACTIVE VIBRATION DAMPING DEVICE USING THE SAME - An electromagnetic actuator wherein an annular supporting member secured to a stator and an oscillator member secured to a movable member are disposed in opposition in an axis-perpendicular direction and are elastically linked by a supporting rubber elastic body disposed therebetween. One axial face of the supporting rubber elastic body is furnished with an inside peripheral recessed portion and an outside peripheral protruding portion while another axial face is furnished with an inside peripheral protruding portion and an outside peripheral recessed portion so as to establish in the supporting rubber elastic body an elastic center axis: l that curves along a sinuous trajectory of an interconnected peak segment and valley segment situated between opposing faces of the annular supporting member and the oscillator member in the axis-perpendicular direction. | 08-09-2012 |
20120199238 | Fuel Hose and Method for Producing the Same - A fuel hose according to an aspect of the present disclosure includes: a tubular inner rubber layer; a resin layer formed on an outer circumferential surface of the inner rubber layer; and an outer rubber layer formed on an outer circumferential surface of the resin layer, wherein the inner rubber layer includes a rubber material containing the following Components (A), (B) and (C), the outer rubber layer includes a rubber material containing the following Components (A′), (B) and (C′), and the resin layer includes a resin material containing the following Component (X) as a main component: (A) acrylonitrile-butadiene rubber, (A′) blend rubber containing acrylonitrile-butadiene rubber and acrylic rubber, (B) a sulfur vulcanizing agent, (C) an amine catalyst to form bonding points, (C′) an amine catalyst to form bonding points, which contains 1,5-diazabicyclo(4.3.0)non-5-ene salt (DBN salt), and (X) tetrafluoroethylene-perfluoro(alkylvinylether)-chlorotrifluoroethylene copolymer. | 08-09-2012 |
20120199237 | HOSE FOR TRANSPORTING REFRIGERANT AND METHOD OF PRODUCING THE SAME - To provide a hose for transporting a refrigerant, a butyl rubber layer | 08-09-2012 |
20120168246 | SOUNDPROOFING COVER AND METHOD OF MANUFACTURING SAME - A soundproofing cover that has a sufficiently high soundproofing performance and that allows another member to be reliably attached to the soundproofing cover with a screw-fastening structure is provided. The soundproofing cover includes a cover body, a sound absorbing layer made of a urethane foam and formed integrally with the back surface of the cover body, and a nut member having a threaded hole that opens at both sides of the nut member in an axial direction. The nut member is embedded in the cover body in a manner such that an opening of the threaded hole in the nut member at a first end in the axial direction opens at a front surface of the cover body and an opening of the threaded hole at a second end in the axial direction is blocked by a blocking portion that is formed integrally with the cover body. | 07-05-2012 |
20120161435 | QUICK CONNECTOR - A quick connector capable of surely confirming that a pipe body is engaged by a retainer when an elastically-deformable claw of the retainer and an elastically-deformable claw of a checker are adjacently arranged in an axial direction. Checker-axis direction elastically-deformable claws have distal-end sides formed flexibly deformable in the axial direction, maintain a state of being engaged by a second engagement portion of a retainer body by having deflective deformation regulated by a retainer diameter-expanding elastically-deformable claw in a state in which the retainer diameter-expanding elastically-deformable claw is expanded diametrically, and regulate sliding from a first position with respect to the retainer body toward a set radial direction by being engaged by the second engagement portion of the retainer body. | 06-28-2012 |
20120146464 | CONDUCTIVE CROSSLINKED BODY AND PRODUCTION PROCESS THEREOF, AND TRANSDUCER, FLEXIBLE WIRING BOARD AND ELECTROMAGNETIC WAVE SHIELD USING THE CONDUCTIVE CROSSLINKED BODY - The present invention provides a flexible conductive crosslinked body excellent in durability having a small influence of a reaction residue after the crosslinking on an object to which the conductive crosslinked body adheres, and a production process of the flexible conductive crosslinked body. The conductive crosslinked body is synthesized from a conductive composition containing a rubber polymer, an organic metal compound, and a conducting agent and has a crosslinked structure. The production process of the conductive crosslinked body includes: a mixed solution preparing step for preparing a mixed solution in which the rubber polymer, the conducting agent, and the organic metal compound are mixed in a solvent capable of dissolving the rubber polymer and capable of chelating the organic metal compound; and a crosslinking step for removing the solvent from the mixed solution to allow a crosslinking reaction to proceed. The conductive crosslinked body is suitable as an electrode or a wire for a transducer, a wire for a flexible wiring board, and an electromagnetic wave shield. | 06-14-2012 |
20120144935 | SENSOR ASSEMBLY AND SENSOR MODULE - A purpose is to provide a sensor assembly and a sensor module having a flexible sensor element that uses polymer material and having a component such as the sensor element and the like that hardly deteriorates and is superior in durability. A sensor assembly includes a sensor element and an exterior packaging bag enclosing the sensor element. The sensor element includes a sensor thin film made of resin or elastomer, and at least one pair of electrodes connected to the sensor thin film. The exterior packaging bag is made from laminate films having a metal foil and two resin layers arranged sandwiching the metal foil. | 06-14-2012 |
20120119626 | CONDUCTIVE FILM, AND TRANSDUCER AND FLEXIBLE WIRING BOARD USING THE SAME - To provide a conductive film that is flexible, extendable and contractible, and for which the electrical resistance hardly increases even when the conductive film is extended. The conductive film contains an elastomer and metallic filler particles, and satisfies a condition (A) [an average value of reference numbers is 0.8 (1/μm) or more, or the metallic filler particles include flake-like metallic filler particles having a thickness of 1 μm or less and an aspect ratio of 26 or more and the average value of the reference numbers is 0.4 (1/μm) or more] and a condition (B) [a number of unit areas for which an area percentage of the elastomer is 60% or more is 20 or more], the condition (A) being a conductivity indicator and the condition (B) being a flexibility indicator. | 05-17-2012 |
20120118664 | TUBULAR BODY SOUNDPROOF COVER AND COVERED TUBULAR BODY - A purpose is to provide a tubular body soundproof cover and a covered tubular body, for which elastic deformation of the tubular body is unlikely to be inhibited. The tubular body soundproof cover includes a sound absorbing layer arranged on outside in an axially perpendicular direction of a tubular body having tubular body side curved sections; a skin layer arranged on outside in the axially perpendicular direction of the sound absorbing layer; and cover side curved sections arranged on outside in the axially perpendicular direction of the tubular body side curved sections, including at least a portion of the sound absorbing layer and at least a portion of the skin layer. The cover side curved sections have non-adherent sections in which the sound absorbing layer and the skin layer are not bonded over the entire circumferential length. | 05-17-2012 |
20120098178 | MEMBER MOUNT AND ASSEMBLY STRUCTURE THEREOF - A member mount has an inner tubular member, an outer tubular member, and a rubber elastic body connecting the tubular members. An inner peripheral resin layer having an inner hole as a positional hole is layered on an internal peripheral surface of the inner tubular member and an outer peripheral resin layer is layered on an outer peripheral surface thereof. The resin layers are connected to each other in resin connection portions in connection holes passing through the inner tubular member in four positions in the circumferential direction at equal distances. | 04-26-2012 |
20120098176 | FLUID-FILLED CYLINDRICAL VIBRATION-DAMPING DEVICE - A fluid-filled cylindrical vibration-damping device including: a main rubber elastic body elastically connecting an inner shaft member and an outer cylindrical member; a pair of first fluid chambers opposed to each other in a first diametric direction with the inner shaft member being interposed therebetween; and a pair of second fluid chambers opposed to each other in a second diametric direction orthogonal to the first diametric direction. Each partition wall that circumferentially partition the first fluid chambers and the second fluid chambers respectively extend between the inner shaft member and the outer cylindrical member in a direction in more proximity to the second diametric direction than to the first diametric direction. The main rubber elastic body is provided with a hollow portion so that at least a part of the wall of the second fluid chamber is defined by a thin-walled flexible film. | 04-26-2012 |
20120076986 | TRANSPARENT LAMINATE FILM AND METHOD FOR PRODUCING SAME - A transparent laminate film which has visible light transmittance, sunlight blocking properties, radio wave transmittance and good appearance is provided. A transparent laminate film includes a laminate structure formed on at least one side of a transparent polymer film, in which a metal oxide layer and a metal layer are laminated, the metal oxide layer containing an organic component, wherein grooves having a width of 30 μm or less are formed in the laminate structure, and an overall surface resistance is 150 Ω/□ or more. Preferably, the grooves are numerous cracks, or are formed by laser processing. Further, preferably, the transparent polymer film has an easy adhesion layer formed on at least one side thereof, and the laminate structure is formed on top of the easy adhesion layer. Furthermore, preferably, the metal oxide layer containing the organic component is formed by a sol-gel method using optical energy during sol-gel curing. | 03-29-2012 |
20120074630 | ANTI-VIBRATION BUSH - An anti-vibration bush has a pair of intermediate members harder than a main rubber elastic body, circumferentially extending for a predetermined length, and provided radially opposite to each other radially between an inner shaft member and an outer tubular member. The intermediate members are embedded in and attached to the main rubber elastic body. An axial size of an end surface on the inner shaft member side of each of the intermediate members is larger than an axial size of an end surface on the outer tubular member side of each of the intermediate members. | 03-29-2012 |
20120034479 | ENDLESS BELT FOR ELECTROPHOTOGRAPHIC DEVICE - An endless belt for an electrophotographic device having high degrees of flexibility and wear resistance in a surface portion of the elastic layer is provided. The endless belt for an electrophotographic device, includes a base layer, and an elastic layer which is formed on a surface of the base layer, by using a rubber composition including at least one rubber material and at least one inorganic filler in which the elastic layer has 40-75% by mass of a total organic component, and a product P of an indentation Young's modulus (MPa) α and a fracture strain (%) β that is within a range of 6000-50000. | 02-09-2012 |
20120026700 | WIRING BODY CONNECTION STRUCTURE - A wiring body connection structure includes a first wiring body and a second wiring body, the first wiring body having a first base material made of an elastomer and a first wiring containing an elastomer and a conductive material, the second wiring body having a second base material and a second wiring. In the wiring body connection structure, a laminated section is partitioned where a first end of the first wiring body and a second end of the second wiring body overlap in a front-rear direction. The wiring body connection structure further includes a cover member arranged on a front surface of the first wiring body, and a conductive adhesive layer bonding the first end and the second end in the laminated section while ensuring a conductive property. The cover member is interposed between a frontmost end of the second end and the first wiring in the laminated section. | 02-02-2012 |
20120025143 | ELECTROCONDUCTIVE RUBBER COMPOSITION FOR ELECTROPHOTOGRAPHIC APPARATUSES AND CHARGING ROLLER FOR USE IN ELECTROPHOTOGRAPHIC APPARATUSES MANUFACTURED USING THE SAME - The charging roller has a base layer formed of an electroconductive rubber composition containing (a) a polar rubber having an unsaturated bond or an ether bond, (b) an ion carrier containing one or more phosphonium salts selected from the group consisting of phosphonium salts having the formulae (1) and (2), and (c) a cross-linker, wherein the amount of (b) component ranges from 0.1 to 10 parts by mass per 100 parts by mass of the (a) component. The formula (1) represents [(H | 02-02-2012 |
20120012222 | FUEL HOSE AND METHOD FOR PRODUCING THE SAME - A fuel hose includes a tube-shaped inner layer made of a resin composition (A) that contains an aromatic polyamide resin as a main component and an organic acid salt having 8 to 28 carbon atoms and an outer layer formed on an outer peripheral surface of the inner layer and made of a resin composition (B) that contains an aliphatic polyamide resin as a main component, wherein the inner layer and the outer layer are bonded to each other through interlayer adhesion. | 01-19-2012 |
20120009506 | MANUFACTURING METHOD OF CELL ASSEMBLY FOR FUEL CELL AND MANUFACTURING METHOD OF FUEL CELL - A manufacturing method of a cell assembly for a fuel cell includes: producing an electrode member, a separator, and a seal member preform, which has a frame shape and which is formed from an uncrosslinked item of solid rubber having adhesiveness, in a predetermined shape in advance; arranging the electrode member, the separator, and the seal member preform in a forming die including a pressing member, and closing the forming die while the pressing member is pressing a side of the electrode member that is opposite to the separator in the thickness direction; and pressurizing and heating the forming die to crosslink the uncrosslinked item so that the seal member seals the peripheral edge portion of the electrode member and integrates the electrode member and the separator with each other. | 01-12-2012 |
20120003416 | Fuel Hose - A fuel hose includes a tube-shaped inner layer made of a resin composition (A) containing an aromatic polyamide resin as a main component and an outer layer formed on an outer peripheral surface of the inner layer and made of a resin composition (B) containing at least one of a polyolefin-based resin and an aliphatic polyamide resin as a main component, wherein the following requirement (α) or (β) is satisfied:
| 01-05-2012 |
20110308019 | BODY POSITION AND PRESSURE CONTROL APPARATUS - A body position and pressure control apparatus is provided capable of highly accurately detecting body pressure distribution without causing a sense of discomfort for a sleeper, changing body positions, and distributing body pressure. The body position and pressure control apparatus has a mattress provided with a plurality of divided portions and supporting a sleeper, an elastomer sensor, and a body pressure adjuster controlling each of the divided portions based on an instruction from the elastomer sensor and thereby changing the body pressure distribution of the sleeper. The elastomer sensor has a sheet sensor main body and a calculator, the sensor main body having an elastomer sensor thin film, a plurality of electrodes, and a plurality of detectors corresponding to the divided portions provided between the electrodes. | 12-22-2011 |
20110307214 | DISTORTION SENSOR AND DEFORMED SHAPE MEASURING METHOD - Provided are a bending sensor that is less dependent on an input speed of a strain and in which a response delay is unlikely to occur, and a deformed shape measurement method using the bending sensor. The bending sensor is configured to include a base material; a sensor body arranged on a surface of the base material and containing a matrix resin and conductive filler particles filled in the matrix resin at a filling rate of 30% by volume or more, and in which three-dimensional conductive paths are formed by contact among the conductive filler particles, and electrical resistance increases as an deformation amount increases; an elastically deformable cover film arranged so as to cover the sensor body; and a plurality of electrodes connected to the sensor body and capable of outputting electrical resistances. In the sensor body, cracks are formed in advance in such a direction that the conductive paths are cut off during a bending deformation. | 12-15-2011 |
20110305976 | MANUFACTURING METHOD OF FUEL CELL MODULE AND MANUFACTURING METHOD OF FUEL CELL - A manufacturing method of a fuel cell module includes: forming an outer divided body having a frame shape and formed from an uncrosslinked item of solid rubber having adhesiveness in a seal member arrangement portion of a separator to produce an outer temporary assembly, and forming an inner divided body having a frame shape and formed from an uncrosslinked item of solid rubber in a peripheral edge portion of an electrode member to produce an inner temporary assembly fitting the inner temporary assembly into a frame of the outer temporary assembly to produce a cell assembly temporary assembly; arranging a cell assembly stack, in which a plurality of the cell assembly temporary assemblies are stacked, in a forming die; and pressurizing and heating the forming die to crosslink the uncrosslinked item. | 12-15-2011 |
20110300393 | DIELECTRIC FILM, PROCESS FOR PRODUCING SAME, AND TRANSDUCER USING SAME - A dielectric film which has high electrical resistance and excellent durability and a process for producing the dielectric film are provided. Also provided is a transducer which has large displacement and excellent durability. The dielectric film includes a three-dimensional crosslinked body that is synthesized from an organic metal compound, a rubber polymer that is other than a polydimethyl siloxane and has a functional group that is reactive with the organic metal compound, and an inorganic filler that has a functional group that is reactive with the organic metal compound. The transducer is configured by interposing the dielectric film between at least a pair of electrodes. The dielectric film may be produced by preparing a first solution that contains a rubber polymer and an inorganic filler in a solvent that is capable of dissolving the rubber polymer and of chelating an organic metal compound, then preparing a second solution by mixing the organic metal compound into the first solution, and then removing the solvent from the second solution to allow a crosslinking reaction to proceed. | 12-08-2011 |
20110291377 | STABILIZER BUSHING FOR VEHICLE - A stabilizer bushing is provided which effectively reduces a torsional friction between a bushing body and a stabilizer bar. The stabilizer bushing includes a bushing body | 12-01-2011 |
20110277867 | IN-TANK TUBE FOR AUTOMOTIVE FUEL AND METHOD OF PRODUCING THE TUBE - Provided is an in-tank tube excellent in pressure-resisting performance. The in-tank tube is an in-tank tube ( | 11-17-2011 |
20110268923 | RESIN MOLDING METHOD AND RESIN MOLDING - An object is to provide a resin molding method and a resin molding capable of improving strength while preventing generation of a weld line. The resin molding method includes clamping a mold to form a resin flow path including an extended portion, a restricted portion, a linear gate, and a cavity, the extended portion being disposed downstream of a nozzle of a molding machine to extend a flow path cross-sectional area, the restricted portion being disposed downstream of the extended portion to restrict the flow path cross-sectional area, the gate being disposed downstream of the restricted portion, the cavity being disposed downstream of the gate and being provided with an extending portion in an intersecting direction that extends in the direction intersecting a connecting direction of the restricted portion and the gate; injecting a molten resin into the resin flow path to pour the molten resin while splitting the molten resin from the gate to the extending portion in the intersecting direction; and opening the mold to remove a resin molding formed of the solidified molten resin. | 11-03-2011 |
20110262742 | TRANSPARENT LAMINATED FILM AND METHOD FOR PRODUCING THE SAME - A transparent laminated film is provided with which it is possible to inhibit peeling of thin film layers, even with long-term exposure to sunlight during use and exposure to UV rays during quality evaluation. The film has a thin film layer obtained by lamination of multiple thin films on at least one side of a transparent polymer film. This thin film layer has metal oxide thin films formed by a sol-gel process using light energy during sol-gel hardening and post-oxidation thin films formed by post-oxidation of at least one thin film selected from metal thin film, alloy thin film, and partially oxidized metal oxide thin film. | 10-27-2011 |
20110233834 | STOPPER STRUCTURE OF TORQUE ROD - A second bush of a torque rod is fastened and fixed such that a mating fastening member sandwiches an inner fitting in the axial direction. A rubber stopper on an acceleration side projecting from an outer fitting to the inner fitting is provided such that the rubber thickness increases toward a front end. The inner fitting is provided with a stopper contact forming a recessed space in which the rubber stopper is inserted. After the rubber stopper comes in contact with the stopper contact in a stopper function, the rubber stopper is deformed so as to fill the recessed space, and concurrently bulges in the axial direction to come in contact with the mating fastening member. | 09-29-2011 |
20110210230 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device including a resin bracket provided on an outside peripheral face of a second mounting member. The resin bracket includes a mating portion mated within a mating groove of the second mounting member opening in an outside peripheral face of the second mounting member, a mating tubular portion extending on the outside peripheral face of the second mounting member from the mating portion to one axial side, and a mounting portion which is formed at a distal end portion of the mating tubular portion on the one axial side and extends peripherally outward. A weight reducing space opens at a distal end face of the mating tubular portion on the one axial side while extending between an inside peripheral face of the mating tubular portion and the outside peripheral face of the second mounting member in a circumferential direction. | 09-01-2011 |
20110180980 | ACTIVE ANTIVIBRATION DEVICE AND MANUFACTURING METHOD FOR THE SAME - An active antivibration device which includes a main body, a mobile element which is elastically supported inside the main body and movable in an axial direction of the main body, and a coil which is disposed inside the main body and fixed to the main body. The mobile element includes a mobile axis body supported in the axial direction of the main body, and a first yoke, a permanent magnet and a second yoke which are held by the mobile axis body and disposed successively along an axial direction of the mobile axis body. The permanent magnet is magnetized in the axial direction of the mobile axis body and disposed between the first yoke and the second yoke. | 07-28-2011 |
20110170814 | STABILIZER BUSHING - A stabilizer bushing wherein there is low friction resistance between the stabilizer bushing and a stabilizer bar, and a coating film is not prone to separation from a rubber elastic body. Stabilizer bushings include: a rubber elastic body that is made of a self-lubricating rubber containing an elastomer and a bleeding lubricant, that includes a holding hole that holds a stabilizer bar on a radial inner side, and that is shaped as a cylinder attached to a body of a vehicle by brackets, a coating film that covers an inner circumferential surface of the holding hole, that contains a resin having a mercapto group, and that is deformable to follow up deformation of the rubber elastic body; and a lubricating film that is formed on a surface of the coating film by the bleeding lubricant of the rubber elastic body penetrating the coating film and oozing onto the surface of the coating film, and that is in relative sliding contact with an outer circumferential surface of the stabilizer bar. | 07-14-2011 |
20110166276 | ANTIVIBRATION RUBBER COMPOSITION - A vibration damping rubber composition is provided, which comprises:
| 07-07-2011 |
20110130511 | MODIFIED NATURAL RUBBER PARTICLE, PRODUCTION METHOD THEREOF, AND MODIFIED NATURAL RUBBER LATEX - A modified natural rubber particle having carbon-carbon double bonds assigned to multifunctional vinyl monomers graft-copolymerized onto the surface of the modified natural rubber particle, which is prepared by graft-copolymerization of multifunctional vinyl monomers having two or more carbon-carbon double bonds onto natural rubber particles or deproteinized natural rubber particles. One of the methods for producing a modified natural rubber particle includes the steps of: forming inclusion complex of the multifunctional vinyl monomers having two or more carbon-carbon double bonds with a guest-protecting agent to protect at least one of the double bonds of the multifunctional vinyl monomers; graft-copolymerizing the resulting inclusion complex onto natural rubber particles or deproteinized natural rubber particles; and deprotecting the protected double bonds by removing the guest-protecting agent from the obtained graft-copolymer. | 06-02-2011 |
20110127094 | DRIVE UNIT VIBRATION DAMPING SUPPORT FOR ELECTRIC MOTOR-DRIVEN VEHICLE - A drive unit vibration damping support for use in an electric motor-driven vehicle combines the following structural features. A subframe construction in which a drive unit is supported in vibration damping fashion on a subframe through a first vibration damping device, and the subframe is supported in vibration damping fashion on a vehicle through a second vibration damping device. A total spring constant of the first vibration damping device in a direction of input of torque reaction force of the drive unit is larger than a total spring constant of the second vibration damping device. An average value of a distance between a torque roll axis of the drive unit and the second vibration damping device is greater than an average value of a distance between the torque roll axis and the first vibration damping device. | 06-02-2011 |
20110109027 | METHOD OF MANUFACTURING BUSHING ASSEMBLY AND VIBRATION DAMPING RUBBER BUSHING - A method of manufacturing a bushing assembly that includes a vibration damping rubber bushing having a round cylindrical resin outer cylinder, which is assembled by press fitting an outside peripheral face of the outer cylinder in an axial direction into a cylindrical metal mated component having a circular inside peripheral face. The vibration damping rubber bushing is press fit into the mated component with a rigid powder composed of material harder than the outer cylinder deposited in a section of the resin outer cylinder that is situated on the outside peripheral face and that mates with the inside peripheral face of the mated component, and the outer cylinder and the mated component are assembled in a mated condition such that the rigid powder intervenes between the outside peripheral face of the outer cylinder and the inside peripheral face of the mated component. | 05-12-2011 |
20110101582 | FLUID-FILLED ACTIVE ENGINE MOUNT - In an active fluid-filled engine mount, a oscillation member is excited and displaced by an electromagnetic actuator, and thereby pressure in a pressure receiving chamber is actively controlled. A short circuit passage is provided connecting the pressure receiving chamber and an equilibrium chamber. A ratio of a passage cross-sectional area and a passage length of the short circuit passage (a/l) is provided greater than a ratio of a passage cross-sectional area and a passage length of the first orifice passage (A/L) (A/L | 05-05-2011 |
20110057367 | ACTIVE VIBRATION DAMPER AND METHOD OF MANUFACTURING ACTIVE VIBRATION DAMPER - An active vibration damper including: an inner shaft member provided to a movable member; an outer tube member provided to a stator; a pair of leaf springs elastically connecting axially both sides of the inner shaft member and the outer tube member so as to make a linear actuator operatable by itself; an elastic connecting rubber connecting the inner shaft member and the outer tube member; a mass body holding portion provided to the inner shaft member for holding an additional mass body that is disposed further outwardly than the elastic connecting rubber; and a housing having a structure dividable in an axial direction in which respective openings are secured to each other with an annular seal being interposed therebetween at an outer peripheral side of the elastic connecting rubber. | 03-10-2011 |
20110042873 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device having a first and a second fluid chamber respectively filled with non-compressible fluid and which experience relative pressure fluctuations during vibration input, and provided with an orifice passage through which the first fluid chamber and the second fluid chamber communicate with one another, while being capable of exhibiting better dependability and durability in terms of effective vibration damping action of several types of vibration with different frequencies. In the device, tuning frequency of the orifice passage is varied by varying a passage length of the orifice passage | 02-24-2011 |
20110042872 | FLUID-FILLED VIBRATION DAMPING DEVICE AND CONTROL METHOD OF THE DEVICE USED AS ENGINE MOUNT - A fluid-filled vibration damping device wherein a partition member is formed by fitting an inner orifice member inside an outer orifice member with the members relatively displaceable. An orifice-defining window is provided on either one of an inside peripheral face of the outer orifice member and an outside peripheral face of the inner orifice member. An orifice passage is defined utilizing a zone being produced through partial covering of the orifice-defining window by the other of the outer orifice member and the inner orifice member. The covered zone of the orifice-defining window changes through relative displacement of the inner orifice member and the outer orifice member, so that a passage length along the orifice passage changes in association with change of the covered zone of the orifice-defining window. | 02-24-2011 |
20110031664 | ANTI-VIBRATION RUBBER MEMBER AND PRODUCTION METHOD THEREOF - Provided is an anti-vibration rubber member wherein there is low friction resistance between the anti-vibration rubber member and a mating member, and a coating film is not prone to separation from a rubber elastic body, and a production method thereof. An anti-vibration rubber member absorbs at least a portion of the vibration of a mating member and has a sliding surface that is relatively in sliding contact with the mating member. The anti-vibration rubber member further includes: a rubber elastic body that is made of a self-lubricating rubber containing an elastomer and a bleeding lubricant; a coating film that covers at least a portion of a sliding inner surface that is among a surface of the rubber elastic body and disposed on an inner side of the sliding surface, contains a resin having a mercapto group, and is deformable to follow up deformation of the rubber elastic body, and a lubricating film that covers at least a portion of a surface of the coating film, is formed by the bleeding lubricant of the rubber elastic body penetrating the coating film and oozing onto the surface of the coating film, and forms at least a portion of the sliding surface. | 02-10-2011 |
20110031052 | Piping Structure for Transporting a Fuel - A piping structure for transporting a fuel arranged between an engine and a fuel tank, is constructed by use of a resin tube that is formed in a straight tubular shape. The resin tube is flexed and bent at one or more points along a longitudinal direction of the resin tube to define one or more bent portions and thereby is provided with a predetermined bent shape. The resin tube is fixed in a motor vehicle body so as to retain the bent portions and thereby assembled in the motor vehicle body. | 02-10-2011 |
20110006466 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device wherein a low-frequency orifice passage and at least one high-frequency orifice passage are formed in a partition member, which is supported by a second mounting member member; a valve body is disposed at least at one opening of the high-frequency orifice passage and is provided with a spring member that in a nonloaded state positions the valve body away from the opening of the high-frequency orifice passage to hold the high-frequency orifice passage in an open state; and, at times of vibration input, the valve body is adapted to block the high-frequency orifice passage in opposition to a holding force of the spring member. | 01-13-2011 |
20110001281 | FLUID FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device wherein a second mounting member is secured to a vehicle body; an opening of the second mounting member is closed off to define a pressure-receiving chamber a flexible film is arranged covering an outside of a main rubber elastic body to define an equilibrium chamber; a low-frequency orifice passage and a high-frequency orifice passage connect the pressure-receiving chamber and the equilibrium chamber a first moveable member is disposed on a fluid channel through the high-frequency orifice passage; the first moveable member being supported by a first support member that is linked to the second mounting member via the main rubber elastic body; and a fluid channel through the low-frequency orifice passage is situated away from the placement location of the first moveable member. | 01-06-2011 |
20110000571 | AUTOMOTIVE FUEL HOSE - An automotive fuel hose is disclosed including an inner layer, a lower fuel permeability layer and an outer layer provided in this order on an outer peripheral surface of an innermost layer of a fluororesin. The inner layer and the outer layer each include of an amine-modified polyamide resin, where the lower fuel permeability layer is a resin composition including the following components: (A) a polyphenylenesulfide resin as a major component; (B) an acid-modified polyolefin resin; (C) an unmodified polyolefin resin; and (D) an epoxy resin. The proportion of the component (B) in the resin composition is 4 to 12 wt % and the proportion of the component (C) in the resin composition is 4 to 12 wt %, wherein the proportion of the component (D) in the resin composition is 1.5 to 5 wt %. | 01-06-2011 |
20100327499 | VIBRATION DAMPING RUBBER BUSHING - A vibration damping rubber bushing including: an inner cylindrical member; a main rubber elastic body bonded to an outer circumferential face of the inner cylindrical member; a plurality of anti-slip projections provided on at least one of axial end faces of the inner cylindrical member that project axially outward from the axial end face and extend with ribbed shape in a diametrical direction on the axial end face to produce a spokewise pattern overall; and an annular water barrier projection provided on a diametrical medial section of the at least one of the axial end faces of the inner cylindrical member, projecting axially outwardly and extending circumferentially, with the anti-slip projections being disposed to both radially inner side and radially outer side of the annular water barrier projection. | 12-30-2010 |
20100327486 | Manufacturing Method of Cylindrical Member and Manufacturing Method of Vibration Damping Rubber Bushing Having the Cylindrical Member - A method of manufacturing a cylindrical member having anti-slip projections formed on axial end faces, the method comprising the steps of: employing a roller die, which is provided with a circumferential die groove of annular form extending through a medial section in a generatrix direction of a die face defined by an integral tapered outside peripheral face, and with a plurality of sloping die grooves extending in a tapered slope direction of the die face situated to both large-diameter and small-diameter sides of the circumferential die groove; providing plastic working to the axial end face with the small-diameter side of the roller die facing towards an inner peripheral side of the cylindrical member and with the large-diameter side facing towards an outer peripheral side, by pushing the die face against the axial end face while rotating circumferentially; and forming simultaneously an annular water barrier projection and the anti-slip projections. | 12-30-2010 |
20100301530 | Fluid-filled type active vibration damping device and manufacturing method thereof - A fluid-filled type active vibration damping device including a vibration damping device main unit, an oscillation member, and an actuator. The actuator is constituted by an electromagnetic actuator having a stator that includes a coil fixed to a second mounting member while having a movable member linearly displaceable relative to the stator when the coil is energized. A shaft member is provided for connecting the movable member and the oscillation member with each other. A connecting portion is provided for attaching the shaft member to the movable member while permitting the shaft member to tilt as well as to undergo displacement in an axis-perpendicular direction with respect to the movable member. A displacement preventing portion is provided for fastening the movable member and the shaft member to each other by preventing tilt as well as displacement in the axis-perpendicular direction due to the connecting portion. | 12-02-2010 |
20100267537 | CHARGING ROLL AND METHOD OF PRODUCING THE SAME - A charging roll is provided which does not cause image defects even when being used for a long period of time and does not allow a surface layer to be separated when an electrophotographic machine is operated after the charging roll installed therein is left under high temperature and humidity conditions. A charging roll includes a shaft, an electrically conductive rubber foam layer formed on an outer circumferential surface of the shaft, and a surface layer formed radially outwardly of the electrically conductive rubber foam layer. The electrically conductive rubber foam layer includes a skin layer having an opening area ratio of from 0.5 to 20% at a superficial layer of the electrically conductive rubber foam layer, and the surface layer is formed of a synthetic resin composition mainly composed of a synthetic resin material having a glass transition temperature of from 0 to 45° C. | 10-21-2010 |
20100247829 | RESIN FUEL-SUPPLY COMPONENT - A resin fuel-supply component which has lower fuel permeability and excellent weldability to a resin fuel tank. The resin fuel-supply component is composed of an alloy material which comprises a sea phase, an island phase dispersed in the sea phase and a sea-island compatibilizing layer present between the sea phase and the island phase. The sea phase comprises a higher-acid-modification-ratio high-density polyethylene resin (A), a lower-acid-modification-ratio high-density polyethylene resin (B), and an unmodified high-density polyethylene resin (C). The island phase comprises an unmodified polyamide resin (D) and a modified polyamide resin (E). In the resin fuel-supply component, the proportion of the modified polyamide resin (E) is not greater than 8 wt % based on the total weight of resins (A)-(E). | 09-30-2010 |
20100243104 | RESIN FILLER PIPE, AND RESIN FILLER PIPE MODULES EACH EMPLOYING THE SAME - A resin filler pipe which has lower fuel permeability and excellent moldability. The resin filler pipe, which is to be provided on a fuel supply port side, is composed of an alloy material which comprises a sea phase, an island phase dispersed in the sea phase and a sea-island compatibilizing layer present between the sea phase and the island phase. The sea phase comprises a higher-acid-modification-ratio high-density polyethylene resin (A), a lower-acid-modification-ratio high-density polyethylene resin (B), and an unmodified high-density polyethylene resin (C). The island phase comprises a polyamide resin (D). The proportion of the higher-acid-modification-ratio high-density polyethylene resin (A) is 2 to 19 wt % based on the total weight of the components (A) to (D). | 09-30-2010 |
20100239212 | OPTICAL MODULE - An optical module includes a receptacle for receiving an optical connector attached to a distal end of an optical fiber, and a lens body having a contact surface coming into contact with the distal end of the optical fiber when the receptacle receives the optical connector. The lens body has the contact surface and an opposing surface opposing the contact surface, and further has a columnar base held by the receptacle, a lens portion formed on the opposing surface integrally with the base, and a flat portion. The lens portion is surrounded by the flat portion and is off-centered with respect to the base. | 09-23-2010 |
20100213652 | FLUID-FILLED VIBRATION DAMPING DEVICE - A fluid-filled vibration damping device including: a pressure-receiving chamber and an equilibrium chamber disposed on either side of a partition plate, while being connected through a first orifice passage; a moveable film arranged to either a pressure-receiving chamber side or an equilibrium chamber side of the partition plate while being spaced away therefrom to define therebetween an intermediate chamber; a second orifice passage connecting the intermediate chamber and one of the pressure-receiving and the equilibrium chambers while being tuned to higher frequency than the first orifice passage; and a flow straightening plate arranged in opposition to the moveable film at least at one of the intermediate chamber side and an opposite side thereof, the flow straightening plate having a plurality of flow straightening apertures opening towards the moveable film and furnished with a flow limiting member. | 08-26-2010 |
20100213651 | Fluid-filled cylindrical vibration-damping device - A fluid-filled cylindrical vibration-damping device including a rubber elastic body elastically interconnecting an inner shaft member and an intermediate sleeve, having a first pocket and a second pocket closed by an outer tube member thereby defining a pressure receiving chamber and an equilibrium chamber respectively. Annular sealing portions are provided at axially opposite ends between the intermediate sleeve and the outer tube member. A circumferential groove extends in a circumferential direction between an axial edge of the second pocket and the annular sealing portion in an axial direction, being closed by the outer tube member to provide an orifice passage. One end of the orifice passage circumferentially opens to the pressure receiving chamber while another end circumferentially opens to the equilibrium chamber such that an axial inside dimension of the second pocket is expanded compared to that of an orifice-passage-formation part at a side of opening of the orifice passage. | 08-26-2010 |
20100201053 | FLUID FILLED TYPE VIBRATION DAMPING DEVICE - A fluid filled type vibration damping device including: an obstructing rubber elastic plate disposed so as to obstruct a communication aperture that connects a pressure receiving chamber and an equilibrium chamber; contact retaining portions arranged on an outer peripheral edge of the rubber plate and held in contact against a partition member; an elastic deformation zone arranged circumferentially between the contact retaining portions of the rubber plate so as to undergo elastic deformation on a basis of pressure differential between the pressure receiving chamber and the equilibrium chamber to be spaced away from the partition member to cause the aperture to open up; and a non-linearizing member provided such that the elastic characteristics of the elastic deformation zone become more rigid in a non-linear manner in association with increase in an amount of its deformation. | 08-12-2010 |
20100140856 | Fluid-filled cylindrical vibration-damping device - A fluid-filled cylindrical vibration-damping device including a main rubber elastic body elastically connecting an inner shaft member and an outer cylindrical member with each other. A pair of first fluid chambers are formed on diametrically opposite sides of the inner shaft member and a pair of second fluid chambers are formed being diametrically opposed to each other such that an opposing direction of the second fluid chambers is orthogonal to an opposing direction of the first fluid chambers. Each partition wall that partitions the first fluid chamber and the second fluid chamber extends in a direction in more proximity to the opposing direction of the first fluid chambers than to the opposing direction of the second fluid chambers so that spring rigidity as measured in the opposing direction of the first fluid chambers is set greater than spring rigidity as measured in the opposing direction of the second fluid chambers. | 06-10-2010 |
20100102495 | Fluid filled type vibration damping device - A fluid filled type vibration damping device including an elastic rubber body elastically connecting an inner shaft member and an outer tube member. The elastic rubber body has a solid rubber wall that includes inside face recesses and outside face recesses respectively formed to either side of the inner shaft member in an axis-perpendicular direction so that a pair of thin portions and a pair of thick portions respectively situated in opposition along mutually orthogonal axes lying in axis-perpendicular directions are formed in the solid rubber wall. A deepest part of the inside face recesses is situated towards an axial small diameter side of the solid rubber wall with respect to an deepest part of the outside face recesses, with the inside face recesses and the outside face recesses overlapping one another in the axis-perpendicular direction of the solid rubber wall. | 04-29-2010 |
20100078934 | CONNECTOR - A connector includes a female member, and a checking member. The female member has a housing being provided with paired windows. The checking member is assembled outward with and retained onto the housing from the axially perpendicular direction, and has a letter “C”-shaped portion and paired locker protrusions. The locker protrusions have a first locker, a leading-end contact, and an inclined second locker, respectively. The first lockers inhibit an assembly-line worker or robot from pulling the checking member from out of the housing. The leading-end contacts expand the letter “C”-shaped portion diametrically when a male member is inserted into the female member completely. The inclined second lockers inhibit elastic force, which arises in the letter “C”-shaped portion, from removing the checking member from the housing. The housing further has a fitting dent. The checking member's letter “C”-shaped portion has a fitting protrusion that fits into the fitting dent. | 04-01-2010 |
20100033196 | CAPACITIVE SENSOR - A capacitive sensor includes a dielectric layer made of an elastomer and a pair of electrodes arranged via the dielectric layer, and detects deformation on the basis of electrostatic capacity variation between the pair of electrodes. The pair of electrodes contain an elastomer and conductive fillers filled into the elastomer, are expandable and contractible in accordance with deformation of the dielectric layer, and exhibit little conductivity variation even when the pair of electrodes expand and contract. At least one of the dielectric layer and the electrodes is formed by a printing method using a dielectric layer coating containing a formation component of the dielectric layer or an electrode coating containing a formation component of the electrode. | 02-11-2010 |
20090321202 | Power unit support structure - A power unit support structure adapted to provide vibration-damped support of an power unit of an automobile of FR longitudinal engine design on a vehicle body via engine mounts situated at two locations towards a vehicle front end and one location towards a vehicle back end, respectively. Of the engine mounts disposed at the three locations, a fluid-filled vibration-damping device exhibiting vibration-attenuating action based on flow action of non-compressible fluid filling the interior thereof is employed as a rear engine mount disposed at the vehicle back end, and the vibration-attenuating action based on the flow action of the non-compressible fluid is exhibited against vibration input in a vehicle longitudinal direction. | 12-31-2009 |
20090293974 | Piping Unit for Transporting Fuel - Piping unit for transporting a fuel is constructed by connecting a resin tube and a connector for connecting the resin tube to a mating pipe. The connector has a connector body including a retainer holding portion and a retainer for engaging with the mating pipe. The resin tube has a multilayered construction including an inner fuel barrier layer and an outer layer covered with a protective layer. The outer layer has a small outer diameter (od) up to 6 mm, the fuel barrier layer and the outer layer have a wall-thickness (t), and a ratio of the outer diameter (od)/the wall thickness (t) is in a range of 4 to 8. | 12-03-2009 |
20090253014 | FUEL CELL MODULE AND MANUFACTURING METHOD THEREOF - A fuel cell module includes: an electrode member having a membrane electrode assembly, which is formed from an electrolyte membrane and a pair of electrode catalyst layers that is disposed on both sides of the electrolyte membrane in the thickness direction, and having a pair of porous layers disposed on both sides of the membrane electrode assembly in the thickness direction; a separator disposed layered on the electrode member so as to contact at least one of the porous layers; and an adhesive rubber member sealing a peripheral edge portion of the electrode member, wherein the electrode member and the separator are integrated by the adhesive rubber member, and a tensile product of the adhesive rubber member is 1,500 MPa·% or more. | 10-08-2009 |
20090246434 | MULTILAYER TUBE - A multilayer tube comprises at least the following three layers: an inner layer contactable with a fuel component, a barrier layer preventing the fuel component permeating, and an outermost layer. In the multilayer tube, the inner layer comprises a poly(butylene terephthalate) resin composition containing at least (A) a poly(butylene terephthalate) resin, the barrier layer comprises a polyester resin composition, and the outermost layer comprises a poly(butylene terephthalate) resin composition containing (A) a poly(butylene terephthalate) resin, (B) an elastomer component, (C) an aromatic polycarbodiimide compound, and (D) an antioxidant. | 10-01-2009 |
20090243171 | Fluid filled type vibration damping device - A fluid filled vibration-damping device wherein a main orifice passage and a sub-orifice passage interconnecting a pressure-receiving chamber and an equilibrium chamber; an input-end moveable plate having restricted deformation, situated on a wall of an intermediate chamber and undergo displacement so as to transmit pressure from the pressure-receiving chamber to the intermediate chamber and give rise to pressure fluctuations in the intermediate chamber; an output-end moveable plate situated on a different wall from the input-end moveable plate in the intermediate chamber and adapted to transmit pressure fluctuations of the intermediate chamber to the equilibrium chamber to dispel pressure fluctuations of the intermediate chamber, and having restricted deformation such that an amount of capacity variability permitted in association with displacement is smaller than that of the input-end moveable plate. | 10-01-2009 |
20090243154 | RESIN MOLDING METHOD, RESIN MOLDED PRODUCT, AND MOLD - A resin molding method includes: a mold clamping process that clamps a mold, forms a resin flow path, and arranges baffle members in the resin flow path; an injection process that injects a molten resin containing a base material and an anisotropic filler dispersed in the base material from a nozzle into the resin flow path to correct a variation in flow rate of the molten resin on the upstream side of the baffle members and to form a weld on the downstream side of the baffle members by using the baffle members obstructing a flow of the molten resin so that orientation of the filler in the direction in which the weld extends is improved; and a mold opening process that opens the mold so as to take out a resin molded product. | 10-01-2009 |
20090214917 | FUEL CELL, FUEL CELL STACK, AND METHOD FOR MANUFACTURING FUEL CELL - A fuel cell includes a membrane electrode assembly (MEA) having an electrolyte membrane and a pair of electrodes arranged on both sides of the electrolyte membrane in the thickness direction, a pair of frames having a frame shape and holding an outer periphery portion of the electrolyte membrane, a pair of gas diffusion layers arranged inside the pair of frames and on both sides of the MEA in the thickness direction, and a gasket covering at least a part of the pair of frames. The fuel cell further includes a first cross-linking adhesive member formed of rubber which includes a membrane accommodating portion having an indented shape for accommodating the outer periphery portion of the electrolyte membrane and a first intermediate portion interposed between the pair of frames and which is subjected to cross-linking adhesion with the outer periphery portion of the electrolyte membrane and the pair of frames. | 08-27-2009 |
20090208680 | RUBBER MEMBER INCLUDING ALUMINUM-BASED METAL COMPONENT, AND PRODUCTION METHOD FOR THE SAME - A rubber member is provided which includes an aluminum-based inner metal tube ( | 08-20-2009 |
20090200719 | Fluid-filled cylindrical vibration-damping device - A fluid filled cylindrical vibration damping device having a main rubber elastic body elastically connecting an inner shaft member and an intermediate cylindrical member, wherein base wall portions of either of a pair of pocket portions are constituted by the main rubber elastic body to actively rise opposing positive/negative pressure fluctuations in a pair of fluid chambers at times of vibration input across the inner shaft member and the outer cylindrical member; a low-frequency orifice passage and a high-frequency orifice passage are provided; and the high-frequency orifice passage is provided in an aperture section thereof leading to at least one of the pair of fluid chambers with a moveable film adapted to limit fluid flow through the high-frequency orifice passage on the basis of displacement and/or deformation thereof. | 08-13-2009 |
20090197016 | HOSE WITH SEALING LAYER, DIRECT-CONNECT ASSEMBLY INCLUDING THE SAME AND METHOD OF MANUFACTURING THE SAME - In a hose having a resin layer as an inner layer, a plasma treatment is performed on the inner surface of the inner layer and a connecting portion of an end part of the hose to thereby perform surface modification. Then, a sealing layer made of an elastic material is coated on and bonded to the inner surface of the connecting portion. | 08-06-2009 |
20090189323 | Fluid filled type cylindrical vibration damping device - A fluid filled type cylindrical vibration damping device, wherein a circumferential end of a stopper member is formed as a mating element smaller in diameter than a circumferentially center section of the stopper member, and is juxtaposed against and supported on a bottom face of a mating groove in a communication passage, to form the communication passage along an entire area between diametrically opposed faces of the mating element and an outer tubular member. A cutout portion is formed extending in a circumferential direction from a circumferential end in a widthwise medial section of the mating element, with the communication passage opening into and communicating with a first fluid chamber at a distal end section of the cutout portion, and at two widthwise side sections of the mating element, respectively, thereby defining an orifice passage connecting the first fluid chamber with a second fluid chamber. | 07-30-2009 |
20090184447 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A Fluid-filled type vibration damping device, which is configured to be free from the necessity of supplying a continuous application of electricity to a coil so as to maintain a movable valve body in either an opened state or a closed state, is provided. The device includes a cam mechanism, which transmits a rotational drive force of a motor to the movable valve body in the form of a reciprocating drive force. In the device, a first rotation angle switch is connected to a first control switch in series relative to a motor coil, and a second rotation angle switch is connected to a second control switch in parallel relative to the first switch. The first rotation angle switch is turned on in a state of a first angular range θ | 07-23-2009 |
20090176916 | RUBBER COMPOSITION AND VIBRATION-PROOF MATERIAL - There is provided a rubber composition containing the following components: (A): an ethylene-α-olefin-nonconjugated polyene copolymer rubber, (B): a natural rubber, (C): an organic peroxide, (D): an aromatic amine compound, and (E): silica. | 07-09-2009 |
20090165880 | REFRIGERANT TRANSPORTATION HOSE AND METHOD OF PRODUCING THE SAME - A refrigerant transportation hose includes an innermost layer primarily of a polyamide resin, a low-permeability layer provided on the outer periphery of the innermost layer and made of polyvinyl alcohol, and a rubber layer (including an inner rubber layer and an outer rubber layer) provided on the outer periphery of the low-permeability layer. The innermost layer is formed with a multiplicity of through holes each extending in a direction of thickness of the innermost layer. The refrigerant transportation hose is produced by: extruding a material of the inner layer in the form of a hose to form a hose element; pressing a roll with spikes mounted on the surface thereof against an outer peripheral surface of the hose element to form in the hose element the multiplicity of through holes each extending in a direction of thickness of the hose element; and forming the low-permeability layer and the rubber layer (including the inner rubber layer and the outer rubber layer) in sequential order on the outer periphery of the hose element. | 07-02-2009 |
20090140477 | Fluid filled type vibration damping device - A fluid filled type vibration damping device including: a partition member having a communication passage connecting a pressure receiving and equilibrium chambers; an obstructing rubber elastic plate juxtaposed against the communication passage from an equilibrium chamber side, adapted to obstruct the communication passage, and arranged to be exposed to pressure of the pressure receiving and the equilibrium chamber at both faces; and a constraining member provided for retaining an outer peripheral section of the obstructing rubber elastic plate in contact against the partition member at multiple locations. The constraining member provides an opening/closing control member operated to induce the obstructing rubber elastic plate to push against the partition member and close off the communication passage, and to induce elastic deformation of the obstructing rubber elastic plate to be separated from the partition member. | 06-04-2009 |
20090140476 | Fluid filled type vibration damping device - A fluid filled type vibration damping device including: a partition member having a communication passage connecting a pressure receiving and equilibrium chambers; an obstructing rubber elastic plate juxtaposed against the communication passage from a pressure receiving chamber side, adapted to obstruct the communication passage, and arranged to be exposed to pressure of the pressure receiving and the equilibrium chamber at both faces; and a constraining member provided for retaining an outer peripheral section of the obstructing rubber elastic plate in contact against the partition member at multiple locations. The constraining member provides an opening/closing control member operated to induce the obstructing rubber elastic plate to push against the partition member and close off the communication passage, and to induce elastic deformation of the obstructing rubber elastic plate to be separated from the partition member. | 06-04-2009 |
20090127734 | METHOD FOR MANUFACTURING ACTUATOR - A method for manufacturing an actuator includes: creating a semi-cured product in a semi-cure state in such a manner that an element material that is to be a string-shaped actuator element of all actuator that is made of dielectric elastomer and includes the actuator element is formed in a string shape and that the element material is heated to its cure temperature or higher at least one of in and after formation; and creating a fully-cured product with a cure reaction of the semi-cured product completed in such a manner that the semi-cured product is heated while elongated in its axial direction. | 05-21-2009 |
20090120696 | DEFORMABLE SENSOR SYSTEM - To provide a deformable sensor system, which makes it possible to obtain a pressure distribution with a much higher accuracy, while reducing the number of electrodes. | 05-14-2009 |
20090102105 | Fluid filled vibration damping device and electric actuator for use in the same - A fluid filled vibration damping device including: a fluid passage interconnecting a pressure receiving chamber partially defined by a rubber elastic body connecting a first and second mounting members, and an equilibrium chamber partially defined by a flexible film; a movable valve body provided for switching the fluid passage between a communicating state and a blocked state through reciprocating operation; an electric motor employed for actuating the movable valve body; an actuating force converter mechanism provided on an actuating force transmission path from the electric motor to the movable valve body. A rotational actuating force of the electric motor is transmitted as reciprocating actuating force to the movable valve body by the actuating force converter mechanism. | 04-23-2009 |
20090093580 | RUBBER COMPOSITION AND VIBRATION-PROOF MATERIAL - There is provided a rubber composition containing the following components: (A): an ethylene-α-olefin-nonconjugated polyene copolymer rubber, (B): a natural rubber, (C): an organic peroxide, (D): an aromatic amine compound, and (E): an aluminum-based inorganic compound. | 04-09-2009 |
20090079116 | Vibration damping device and method of manufacturing the same - A vibration damping device wherein a first stopper portion is disposed at an opening of a tubular portion of a bracket member to jut out over the opening; a second stopper portion of portal shape is disposed bridging the first opening of the tubular portion at a location axially outward from a first stopper portion; a main unit is inserted into another opening of the tubular portion; a separate stopper is juxtaposed against a first mounting member, incorporated as part of a stopper mechanism for limiting a relative displacement between the first and second mounting members in bound and rebound directions through contact with the first and second stopper portions; mounting holes perforate the first mounting member and the separate stopper; and a fixing bolt for fixing the first mounting member and the separate stopper is fixed at a location away from the mounting holes. A method of manufacturing the same is also disclosed. | 03-26-2009 |
20090079115 | Vibration damping device - A vibration damping device including: a main rubber elastic body connecting a first and a second mounting members; a fluid-filled unit having a tubular housing closed off by a rubber elastic wall and a flexible film for providing therein a fluid chamber filled with a non-compressible fluid, and a partition member positioned within the fluid chamber to form on a first side thereof a primary fluid chamber partly defined by the rubber elastic wall, and on the other side thereof a secondary fluid chamber partially defined by the flexible film, with these chambers communicating through an orifice passage; and a rigid piston member. Upon input of vibration across the first and second mounting members, pressure fluctuations is exerted on the primary fluid chamber through elastic deformation of the rubber elastic wall of the fluid-filled unit induced through pushing by the contacting member via the piston member. | 03-26-2009 |
20090079114 | Fluid filled type vibration damping device - A vibration damping device including: a rubber elastic body connecting first and second mounting members; a partition member supported on the second mounting member; a pressure-receiving chamber and an equilibrium chamber connected by a first orifice passage; an oscillating plate defining the pressure-receiving chamber; and an electromagnetic actuator for actuating the oscillating plate. The oscillating plate is constituted by a cylinder shaped hole and a piston shaped plate accommodated within the cylinder shaped hole with a gap provided therebetween. An output member of the electromagnetic actuator is linked to the piston shaped plate. A plate spring extending in an axis-perpendicular direction is disposed to an opposite side from the electromagnetic actuator with the piston shaped plate therebetween, with the oscillating plate linked to and supported in an axial direction with respect to the partition member by the plate spring. | 03-26-2009 |
20090060760 | Diaphragm pump - A diaphragm pump includes: a volume changing member which changes the volume of a fluid chamber; a diaphragm member fixed in a stretched state and arranged separate from the fluid chamber, the diaphragm member having a pair of electrodes and a stretch film formed of dielectric elastomer, and the diaphragm member driving the volume changing member in a forward movement direction; a return bias member which drives the volume changing member in a backward movement direction; and a connection member which connects the diaphragm member and the volume changing member. In a low voltage state, the diaphragm member and the return bias member have driving force with respect to the volume changing member. The diaphragm member is arranged so as to be elastically protruded in the backward movement direction compared to the stretched state, and an inclination angle of the diaphragm member in the low voltage state with respect to that in the stretched state is set to 45° or greater in a cross section along a reciprocal movement direction. | 03-05-2009 |
20090057603 | Urethane foam molded article, manufacturing method thereof, and magnetic induction foam molding apparatus - A magnetic induction foam molding apparatus comprising: a pair of electromagnet parts, each of which has a core part composed of a ferromagnet and a coil part placed on the outer circumference surface of the core part, and that are placed so as to face each other and depart from each other with a predetermined distance in the axis direction of the core part; a foaming mold interposed between the pair of electromagnet parts, inside which a cavity is defined; and a yoke part connecting back surfaces of the respective core parts of the pair of the electromagnet pats so as to form a magnetic path between a pair of the back surfaces. In the cavity of the foaming mold, a uniform magnetic field is formed. | 03-05-2009 |
20090038896 | Fluid filled type vibration damping device - A fluid filled type vibration damping device having an orifice passage formed in a partition member to connect a pressure receiving chamber and an equilibrium chamber, wherein a first end section of the orifice passage extends in along a plane of the partition member, and a communication hole is formed to bend at a right angle from the first end of the orifice passage and open towards the pressure receiving chamber to form a dead water region by orthogonal wall faces of a terminal end face and a bottom face of the orifice passage in a connecting corner section of the orifice passage with the communication hole. A shunt hole of smaller cross-sectional area than the orifice passage and the communication hole is formed in a bottom wall so that the pressure receiving chamber and the equilibrium chamber communicate through the shunt hole in the dead water region. | 02-12-2009 |
20090026801 | Impact absorbing member - An object of the present invention is to provide an impact absorbing member capable of reinforcing a desired reinforcement object portion. The impact absorbing member includes a long impact absorbing body which absorbs energy at the time of a collision by being deformed itself and a mounting member which is disposed at a reinforcement object portion of the impact absorbing body so that it is deformed along deformation of the reinforcement object portion at the time of the collision and mounted to a mounting object member. When the reinforcement object portion is deformed at the time of the collision, the mounting member is deformed along deformation of the reinforcement object portion. Due to that deformation, the mounting member can reinforce the reinforcement object portion. | 01-29-2009 |
20090026778 | Impact absorbing member and manufacturing method thereof - An object of the present invention is to provide an impact absorbing member capable of reducing a load at a load reducing object portion easily and a manufacturing method thereof. The impact absorbing member includes a long impact absorbing body in which the sectional shape in the direction of a short side thereof is substantially identical throughout the entire length in the length direction and at least one load reducing hole arranged in the load reducing object portion of the impact absorbing body. Because the load reducing hole is disposed, the load on the load reducing object portion can be reduced. Further, the load on the load reducing object portion can be reduced by a relatively simple work of arranging the load reducing hole. | 01-29-2009 |
20090026675 | Vibration damping device equipped with rubber heat-insulating cover - A vibration damping device having a rubber heat-insulating cover wherein a strike plate portion and a pair of leg portions of a stopper member have detaining slots opening towards an outside, and two side walls of the detaining slot of the strike plate portion has stepped portions of notched shape disposed in its heightwise distal edge section. Center hook portions are formed on an outside face of a center section of the rubber heat-insulating cover, while outside hook portions are formed on an outside face of a peripheral wall portion of the rubber heat-insulating cover. The center hook portions are engaged with the two side walls of the detaining slot, and the outside hook portions are engaged with the two side walls of the detaining slots in the leg portions. Two end faces of the center hook portions are held in abutment against stepped faces at either end of the stepped portions in both side walls of the detaining slot. | 01-29-2009 |
20090026672 | Vibration damping device equipped with rubber heat-insulating cover - A vibration damping device having a rubber heat-insulating cover wherein the rubber heat-insulating cover is formed as a separate component from a stopper member and is disposed between the stopper member and a main rubber elastic body connecting a first and second mounting member. The rubber heat-insulating cover is fixed to the stopper member with a center section of the rubber heat-insulating cover juxtaposed from an inner face side against a strike plate portion of the stopper member to be supported by the strike plate portion. With a peripheral wall section of the rubber heat-insulating cover juxtaposed from the inner face side against leg portions of the stopper member to be supported by the leg portions. A cushioning rubber is integrally formed with the center section of the rubber heat-insulating cover supported on the strike plate portion, and projects towards the first mounting member. | 01-29-2009 |
20090023232 | ORGANIC ELECTROLUMINESCENCE ELEMENT, PROCESS FOR PREPARATION OF THE SAME, AND ELECTRODE FILM - An organic electroluminescence element has a layered structure on a surface of a transparent substrate. The layered structure comprises an organic material layer including a light-emitting organic material layer, an opaque electrode layer, an insulating layer, a metal layer and a resin film in order. The organic electroluminescence element is improved in durability because moisture is prevented from permeating into a light-emitting element. | 01-22-2009 |
20090020678 | EXHAUST PIPE SUPPORT - An exhaust pipe support including an elastic body having a ring shape, the elastic body comprising: an upper attachment portion having an upper attachment hole; a lower attachment portion having a lower attachment hole; and a pair of arm portions mutually connecting the upper and lower attachment portion. A first reinforcement rib is integrally formed on each outer circumferential surface of the arm portions. An upper end thereof is located at a higher position than a connecting position of an inner circumferential surface of the arm portion and the upper attachment portion and at a higher position than the center of the upper attachment hole, while a lower end thereof is located at a lower position than a connecting position of the inner circumferential surface of the arm portion and the lower attachment portion and at a lower position than the center of the lower attachment hole. | 01-22-2009 |
20090015270 | Electrostatic capacity-type sensor - An object of the present invention is to provide an electrostatic capacity-type sensor which is excellent in durability and can detect bending-deformation. An electrostatic capacity-type sensor comprises a dielectric film made of an elastomer and a pair of electrodes arranged via the dielectric film, and detects the deformation based on a change in the electrostatic capacity between the pair of electrodes. The pair of electrodes have an elastomer and a conductive filler blended in said elastomer, and are expansible/contractible depending on the deformation of the dielectric film, and exhibit a small change in the conductivity even when expanded and contracted. | 01-15-2009 |
20090008845 | Pneumatic actuator for vibration damping device and vibration damping device using the same - A pneumatic actuator for use in a vibration damping device comprising: a base housing; an elastic wall member being fastened fluid-tightly to the base housing to form a working air chamber therebetween; and an urging member positioned within the working air chamber for exerting urging force on an output portion provided to the elastic wall member, such that the output portion is actuated to undergo displacement in opposition to the urging member through change in an air pressure in the working air chamber from an outside. At least one of opposing faces of the base housing and the elastic wall member on the working air chamber side thereof has a plurality of rib portions which extend from an inner circumferential side thereof towards an outer circumferential side thereof. A vibration damping device equipped with the pneumatic actuator is also disclosed. | 01-08-2009 |
20090008201 | Vibration damping device and manufacturing method thereof - A vibration damping device including a hollow housing having a fastening frame and a housing main body attached to the fastening frame for providing the hollow housing enclosing a mass member. With the housing main body inserted between top and base plate portions through an opening in the fastening frame, an urging force of a first spring projection is directed against the housing main body from one of the top base plate portions towards the other thereby holding the housing main body pressed against the other of the top and base plate portions, while an urging force of a second spring projection is directed against the housing main body towards the opening side from a back plate portion causing the housing main body to become engaged by a catch projection, for attaching the housing main body to the fastening frame and preventing it from slipping out through the opening of the fastening frame. | 01-08-2009 |
20090005225 | CHARGING ROLL - A charging roll includes a shaft and an ionically conductive elastic layer formed around the shaft. The ionically conductive elastic layer is formed of a rubber composition free of any electron-conductive agent and containing 0.7 to 1.0 parts by weight of a peroxide cross-linking agent per 100 parts by weight of an ion-conductive rubber. The ion-conductive rubber is formed of at least one of an epichlorohydrin rubber and a nitrile rubber, and a percentage of a rubber component in the ionically conductive elastic layer measured by thermogravimetric analysis is 90% or more by weight. | 01-01-2009 |
20090001675 | Sealing member - A sealing member according to an embodiment of the present invention seals a gap between a first member and a second member which is displaceable from a farthest state to a closest state with respect to the first member. The sealing member includes a first seal formed of porous urethane foam which extends in a direction from the first member to the second member, and a second seal formed of porous urethane foam which extends in a direction from the second member to the first member. Between the first seal and the second seal, an overlapping section in which the first seal and the second seal overlap in a direction intersecting with a stroke direction at least in the farthest state is arranged. The first seal and the second seal are approximately in contact. The first seal and the second seal are arranged such that their protruding ends do not come into pressure contact in the stroke direction with each other in the closest state. | 01-01-2009 |
20090001639 | Fluid filled type vibration damping device - A fluid filled type vibration damping device having a pressure-receiving chamber and an equilibrium chamber disposed on either side of a partition member. A movable cover member juxtaposed against the partition member from the pressure receiving chamber side to cover a communicating hole of the partition member. An outside peripheral edge of the movable cover member is held in intimate contact against the partition member through urging force of an elastic retainer portion. Pressure of both chambers will acts on both faces of a movable rubber film, thereby constituting a pressure fluctuation absorbing mechanism. The outside peripheral edge of the movable cover member is separated from the partition member in opposition to the urging force by negative pressure in the pressure receiving chamber for providing a shunting mechanism for preventing excessive negative pressure in the pressure receiving chamber. | 01-01-2009 |
20090001242 | Muffler hanger - A muffler hanger including: a rubber annular portion; a rubber arm constituting an elastic support portion for the muffler; an upper space and a lower space for permitting deformation of the rubber arm; a first mounting hole disposed in a center of the rubber arm in a vehicle left-right direction to extend in a vehicle front-back direction when installed on the vehicle, and attached in a mated condition to a support pin provided on one of a muffler side and a vehicle body side; and a pair of second mounting holes disposed at locations away to right and left sides from the first mounting hole to extend in the front-back direction, and attached in a mated condition to support pins on the other side. The first and second mounting holes are arranged to form a row in the left-right direction, with positional relationships such that when installed on the vehicle the holes overlaps one another as viewed in the left-right direction. | 01-01-2009 |
20080302467 | Pressure Resistant Vibration Absorbing Hose - A pressure resistant vibration absorbing hose has a hose body including an inner surface rubber layer, a reinforcing layer and an outer surface rubber layer and a joint fitting including a rigid insert pipe and a socket fitting. The joint fitting is attached to a swaged portion of an axial end portion of the hose body by securely swaging the socket fitting thereto. The inner surface rubber layer is formed by molding such that a swaged portion thereof is larger than a main portion thereof in diameter and a wall thickness of the swaged portion is equal to or larger than a wall thickness of the main portion, and after that, the reinforcing layer and the outer surface rubber layer are laminated to construct the hose body. | 12-11-2008 |
20080296818 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid filled type vibration damping device includes a first mounting member, a second mounting member, a main rubber elastic body, a flexible film, a partition member, a valve, a coil, a control-signals-generating circuit and a power amplifier circuit. The valve enables to switch the second orifice passage between an open state and a closed state. The second orifice passage communicates the pressure-receiving chamber and the equilibrium chamber with each other. The switch of the valve is performed by an electromagnetic force occurring by an electrical connection of the coil. Furthermore the control-signals-generating circuit is formed and disposed separately from the coil. The control-signals-generating circuit produces state switching control signals of the valve. Moreover the power amplifier circuit which supplies an electric-current to the coil by amplifying the state switching control signals, constitutes an actuator unit attached integrally to the coil, and is disposed separately from the control-signals-generating circuit. | 12-04-2008 |
20080248217 | Method for Producing Hose with Sealing Layer - In a method for producing a hose with a sealing layer, a hose body having a resin innermost layer is prepared, a rod-like core member is disposed through a center portion of a hollow interior of a connecting portion of the hose body so as to occupy the center portion, and the plasma gas is fed and distributed in an interior of an innermost layer of the connecting portion to modify an inner surface of the innermost layer. Then, the sealing layer is formed on the inner surface by coating an elastic material for the sealing layer on the inner surface of the connecting portion. | 10-09-2008 |
20080242792 | ANTIVIBRATION RUBBER COMPOSITION - An antivibration rubber composition containing diene rubber (Component A) and silica (Component B). The amount of the Component B contained is set to a range from 10 to 100 parts by weight with respect to 100 parts by weight of the Component A. The Component B has the following properties, i.e., a surface silanol-group density of not less than 3.0 groups/nm | 10-02-2008 |
20080241449 | HYDRIN RUBBER COMPOSITION AND HEAT-RESISTANT HOSE USING THE SAME AS MATERIAL - A hydrin rubber composition free from nickel and excellent in heat aging resistance, ozone resistance, storage stability, and the like is provided which essentially contains the following components: (A) a hydrin rubber containing 10 to 40 mol % of ethylene oxide; (B) an amine-based antioxidant; (C) a phenol-based antioxidant; (D) a metal dithiocarbamate excluding nickel salts; and (E) a hydrotalcite compound. Also provided is a heat-resistant hose having a layered structure including an inner layer and a hydrin-based rubber layer disposed on the outer surface of the inner layer. The hydrin-based rubber layer is composed of a rubber composition containing (F) a 1,8-diazabicyclo[5.4.0]undecene-7 salt, in addition to the foregoing (A) to (E). | 10-02-2008 |
20080238258 | Actuator - To provide an actuator which is easily made a small size and flexible, and has a large displacement. The actuator comprises a rod-shaped actuator element, having one axial end thereof fixed, including a dielectric film made of a dielectric elastomer and a plurality of electrodes arranged via the dielectric film, in the actuator element, the dielectric film extends as a voltage applied across the electrodes becomes large, and a load member connected to the other axial end of the actuator element and fixed in a state in which the actuator element is permitted to be extended axially, characterized in that making large the voltage applied across the electrodes causes the dielectric film to be extended, whereby the actuator element is extended axially according to the tension of the load member. | 10-02-2008 |
20080237953 | Vibration damping mounting assembly - A vibration damping mount assembly having a vibration damping mount main body and a tubular bracket. The tubular bracket is made of lightweight material composed of non-ferric metal or synthetic resin, and has an inside peripheral face including an upper tapered face and a lower tapered face that gradually expand in diameter towards openings at either axial end from an axially medial section. A flanged portion of a second mounting member is axially juxtaposed against an open end of the upper tapered face, while the lower tapered face is pressed against a rubber fitting, with the lower tapered face locked in contact against an annular mating face of the rubber fitting thereby providing dislodging of the vibration damping mount main body from the tubular bracket. | 10-02-2008 |
20080237952 | Fluid-filled type vibration damping device and method of manufacturing the same - A fluid filled type vibration damping device wherein an outer tubular mounting member is externally fitted onto the collar sleeve at an externally fitted section formed by a tapered tube portion of the outer tubular mounting member, by means of a diameter reduction process. A mating projection projecting diametrically inward is formed on an inside peripheral face of the outer tubular mounting member, while a seal rubber layer having a thickness greater than a projecting height of the mating projection is formed covering the inside peripheral face of the outer tubular mounting member with the mating projection covered by the seal rubber layer. A location and projecting height of the mating projection are arranged so as to prevent an entry of another outer tubular mounting member into a large-diameter opening of the tapered tube portion during pre-treatment. | 10-02-2008 |
20080237951 | Vibration damping bushing and method of manufacturing the same - A method of manufacturing a vibration damping bushing wherein after setting a main shaft member on a lower mold, an medial sleeve is set to be disposed about the main shaft member, and a plurality of sections are moved forward in a centripetal direction to form an intermediate mold together, and then an upper mold is superposed onto the intermediate mold to form a mold cavity therein. At least one positioning protrusion is formed on a cavity defining face, being discontinuous in a circumferential direction, while being located at either semi-circumference of the cavity defining face with any diametric line interposed therebetween. The medial sleeve is set in position in an axis-perpendicular direction within the mold cavity by holding the positioning protrusions in contact against an outer peripheral face of the medial sleeve. A vibration damping bushing manufactured by this method is also disclosed. | 10-02-2008 |
20080237949 | Vibration damping device - A vibration damping device having a mass member elastically supported via a spring member on a vibrating member to be damped thereby constituting a secondary vibration system for the vibrating member. The spring member comprises a plurality of rubber elastic bodies being positioned in a parallel arrangement along a vibration input direction, and the mass member is elastically supported at multiple spring support points formed by the plurality of rubber elastic bodies such that a center of gravity of the mass member is positioned between the multiple spring support points and away from a combined elastic center axis of multiple spring support points so as to establish multiple natural frequencies in the vibration input direction, and such that the multiple natural frequencies are tuned to multiple vibration frequencies to be damped in the vibrating member. | 10-02-2008 |
20080236696 | HEAT-RESISTANT RUBBER HOSE FOR DIESEL ENGINE - A heat-resistant rubber hose for a diesel engine is provided, which is excellent in exhaust gas water resistance (acid resistance), heat resistance, flame resistance and low-temperature property. The heat-resistant rubber hose includes a tubular inner layer ( | 10-02-2008 |
20080236695 | Low Gas-Permeable Hose - A low gas-permeable hose has an inner rubber layer, a reinforcing multilayer portion including a first reinforcing layer and a second reinforcing layer on an outer side of the inner rubber layer, an outer rubber layer on an outer side of the reinforcing multilayer portion, a resin layer defining an innermost layer; and a barrier layer on an inner side of the inner rubber layer and on an outer side of the resin layer. The barrier layer is a resin membrane of polyvinyl alcohol. The reinforcing multilayer portion has a cooperative reinforcing structure for ensuring the second reinforcing layer of reinforcement to the first reinforcing layer. | 10-02-2008 |
20080236694 | Hose with Joint Fitting for Conveying Carbon Dioxide Refrigerant - A hose with a joint fitting for conveying a carbon dioxide refrigerant has a hose body and a joint fitting. The joint fitting is provided with an insert pipe inserted in an end portion of the hose body, and a socket fitting including a sleeve and a radially inwardly directed collar portion on an axial end of the sleeve. An axial blocking layer blocking an axial leakage path of the refrigerant is provided between an outer surface of the insert pipe and an inner surface of the hose body, and a radial blocking layer blocking a radial leakage path of the refrigerant is provided between an inner surface of the collar portion and an end surface of the hose body. | 10-02-2008 |
20080234416 | RUBBER COATING MATERIAL - A rubber coating material contains:
| 09-25-2008 |
20080230969 | Fluid filled type vibration damping device - A fluid filled type vibration damping device including a fluid filled unit having a fluid chamber sealed therein, a main rubber elastic body being a separate component from the fluid filled unit, a first mounting member affixed to the main rubber elastic body at a center section of a first end thereof. The fluid filled unit is positioned next to the other end of the main rubber elastic body with an elastic rubber wall thereof juxtaposed against the end face of the main rubber elastic body. A second mounting member is formed by including a tubular housing of the fluid filled unit with the tubular housing fastened to an outside peripheral face of the main rubber elastic body. An outside air communication passage is formed at an outside peripheral section between the juxtaposed elastic rubber wall of the fluid filled unit and the end face of the main rubber elastic body. | 09-25-2008 |
20080230137 | HOSE FOR GASOHOL FUEL - A hose for gasohol fuel including an inner layer containing at least one selected from (A) to (D) below and an alcohol-cut off layer including a rubber composition containing a butyl rubber, a hydrated hydrotalcite compound, and a 1,8-diazabicyclo(5,4,0)undecene-7 salt (DBU salt): | 09-25-2008 |
20080230136 | Fuel Hose - A fuel hose for a fuel pipeline in an motor vehicle has a multilayer structure including a resin barrier layer having low permeability to fuel, an outer rubber layer laminated on an outer side of the barrier layer and an inner rubber layer laminated on an inner side of the barrier layer and defining an inner surface layer of the fuel hose. The multilayer structure is formed throughout an entire length of the fuel hose. A rubber hardness of the inner rubber layer is higher than a rubber hardness of the outer rubber layer. | 09-25-2008 |
20080224368 | VIBRATION DAMPING BUSH AND VIBRATION DAMPING BUSH ASSEMBLY - A vibration damping bush including: an inner shaft member, an outer cylindrical resin member, an elastic body, and a metal sleeve. The metal sleeve is externally fitted onto the outer cylindrical resin member that is disposed radially outwardly of the inner shaft member with the elastic body interposed therebetween. The outer cylindrical resin member includes a reduced diameter portion positioned inside of and reduced by a retaining portion of the metal sleeve and an enlarged diameter portion positioned axially adjacent to the reduced diameter portion. A boundary portion between the reduced diameter portion and the enlarged diameter portion of the outer cylindrical resin member is engaged with an engagement corner portion circumferentially positioned on an inner circumferential surface side of an axial edge region of the retaining portion of the metal sleeve, thereby restricting an axial displacement of the outer cylindrical resin member with respect to the metal sleeve. | 09-18-2008 |
20080209691 | Hose Clamp Holding Structure - An annular positioning projection integrally has a body portion extending in a circular arc, one end portion projecting from one circumferential end of the body portion toward one raised portion and connected to a radial outer surface of the one raised portion, and the other end portion projecting from the other circumferential end of the body portion toward the other raised portion and connected to a radial outer surface of the other raised portion. An outer surface of one end portion thereof extends in a tangential direction with respect to one circumferential end of an outer surface of the body portion, and an outer surface of the other end portion extends in a tangential direction with respect to the other circumferential end of an outer surface of the body portion. | 09-04-2008 |
20080203764 | BOUND STOPPER, BOUND STOPPER ASSEMBLY, AND BOUND STOPPER MOUNTING STRUCTURE FOR VEHICLE BODY - A bound stopper provided with a drainage path for draining water that has passed through drainage holes formed in a bottom portion of a bracket. The drainage path is constituted by a recessed portion formed on at least one of a plurality of corresponding portions of a fixing metal fitting and the recessed portion opens outward in a direction perpendicular to an axial direction of the fitting. The corresponding portions are positioned so as to correspond to each of the plurality of the drainage holes, upon the fitting being in contact with the bracket. A locating projection is provided on an outer surface of the corresponding portion different from the corresponding portion having the recessed portion. Insertion of a locating projection into the drainage hole corresponding to the different corresponding portion allows the fitting to be circumferentially positioned such that the corresponding portions correspond to the drainage holes. | 08-28-2008 |