Patent application number | Description | Published |
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 |
20150068800 | MULTILAYERED HEAT-RECOVERABLE ARTICLE, WIRE SPLICE, AND WIRE HARNESS - Provided are a multilayered heat-recoverable article which can be used for many types of adherend and which is suitable for improving the convenience of the user, and a wire harness and a wire splice, each including the multilayered heat-recoverable article. According to the present invention, a multilayered heat-recoverable article | 03-12-2015 |
20150093529 | FLAME-RETARDANT RESIN COMPOSITION, FLAME-RETARDANT HEAT-SHRINKABLE TUBE, AND FLAME-RETARDANT INSULATED ELECTRIC WIRE - Provided are a halogen-free flame-retardant resin composition containing a metal hydroxide as a flame retardant, the resin composition having good flame retardancy even when a mixing proportion of the metal hydroxide is reduced and having good print quality, a flame-retardant heat-shrinkable tube formed by using the flame-retardant resin composition, and a flame-retardant insulated electric wire including an insulating coating formed by using the flame-retardant resin composition. The flame-retardant resin composition contains a thermoplastic resin, a metal hydroxide, and a modified silicone having, at an end thereof, a functional group having a carbon-carbon double bond. A content of the metal hydroxide is 85 to 190 parts by mass relative to 100 parts by mass of the thermoplastic resin, and a content of the modified silicone is 0.05% to 5% by mass relative to the metal hydroxide. The flame-retardant heat-shrinkable tube is formed by using the flame-retardant resin composition. The flame-retardant insulated electric wire includes an insulating coating formed by using the flame-retardant resin composition. | 04-02-2015 |
20150232653 | HEAT-RESISTANT FLAME-RETARDANT RUBBER COMPOSITION, INSULATED WIRE AND RUBBER TUBE - The invention offers a heat-resistant flame-retardant rubber composition having low adhesiveness even in an uncrosslinked state, an insulated wire having an insulating covering composed of the heat-resistant flame-retardant rubber composition, and a rubber tube composed of the foregoing heat-resistant flame-retardant rubber composition. The heat-resistant flame-retardant rubber composition is formed by mixing 10 to 100 mass parts of an inorganic filler with 100 mass parts of a mixture produced by mixing (A) a vinylidene fluoride-hexafluoropropylene-based copolymer rubber and/or a vinylidene fluoride-hexafluoropropylene-tetrafluoroethylene-based copolymer rubber and (B) polyvinylidene fluoride at a mass ratio of 90:10 to 60:40. The insulated wire has an insulating covering composed of the rubber composition and irradiated with ionizing radiation. The rubber tube is composed of the foregoing heat-resistant flame-retardant rubber composition and irradiated with ionizing radiation. | 08-20-2015 |
20150333494 | MULTILAYERED HEAT-RECOVERABLE ARTICLE, WIRE SPLICE, AND WIRE HARNESS - Provided are a multilayered heat-recoverable article which can suppress deterioration of a PVC insulated wire and flow of an adhesive layer and which is suitable for appropriately protecting the PVC insulated wire; and a wire splice and a wire harness, each including the multilayered heat-recoverable article. According to the present invention, a multilayered heat-recoverable article | 11-19-2015 |
Patent application number | Description | Published |
20130133811 | MANUFACTURING METHOD OF PNEUMATIC TIRE - A manufacturing method of a pneumatic tire comprises a forming step of a tread rubber which includes a two-shot stage of simultaneously winding a first rubber ribbon constructed by a nonconductive rubber, and a second rubber ribbon constructed by a nonconductive rubber. In the two-shot stage, the first rubber ribbon and the second rubber ribbon which are adjacent to each other are spirally wound in such a manner as to come into contact with each other, and a ribbon winding position passes through an L-shaped route. A conductive rubber is partly provided in the first rubber ribbon in the winding process when the ribbon winding position passes through the L-shaped route. A conductive portion which spirally and continuously extends to the tread end from the ground-contacting surface and intermittently appears in the tire meridian cross section is formed by the conductive rubber. | 05-30-2013 |
20150068667 | MOLDING DEVICE AND MOLDING METHOD OF PNEUMATIC TIRE - A pneumatic tire molding device includes an extruder which mixes and discharges a rubber material, a mouth piece which is attached to a leading end of the extruder, and a rotary support body around which a rubber strip discharged out of a discharge port of the mouth piece is wound, wherein a receiving portion is formed in the mouth piece closer to a rear side in a rotating direction of the rotary support body than the discharge port in an end surface facing to a rotation surface of the rotary support body, the receiving portion being capable of receiving the rubber strip which has been already wound around the rotary support body. | 03-12-2015 |
20150136309 | STRIP RUBBER ADHERING METHOD AND STRIP RUBBER ADHERING APPARATUS - A strip rubber adhering method includes: extruding strip rubber of a shape having an apex portion in cross section from an extruder and moving the same forward toward a drum; pressing a surface of the strip rubber on the apex portion side by a pressure bonding roller, adhering the strip rubber to the drum, moving relatively the drum and the extruder with respect to each other in an axial direction of the drum, and winding the strip rubber around the drum in a spiral manner; and exposing the surface of the strip rubber on the apex portion side to wind from a blowing apparatus in the vicinity of a position of adhesion of the strip rubber to the drum and cooling the surface of the strip rubber on the apex portion side. | 05-21-2015 |
Patent application number | Description | Published |
20090009048 | SPARK PLUG - A spark plug ( | 01-08-2009 |
20090056907 | METHOD OF MANUFACTURING MAGNESIUM ALLOY MATERIAL - In manufacturing a magnesium alloy, continuous casting is performed using a movable mold. A magnesium alloy to be processed by presswork, forging, and the like can be efficiently provided. | 03-05-2009 |
20120217060 | ALUMINUM ALLOY WIRE - An aluminum alloy wire having excellent bending characteristics, strength, and electrically conductive characteristics, an aluminum alloy stranded wire, a covered electric wire including the above-described alloy wire or stranded wire, and a wire harness including the covered electric wire are provided. The aluminum alloy wire contains not less than 0.1% and not more than 1.5% by mass of Mg, not less than 0.03% and not more than 2.0% of Si, not less than 0.05% and not more than 0.5% of Cu, and a remainder including Al and an impurity, satisfies 0.8≦Mg/Si ratio by mass ≦3.5, has an electrical conductivity from 35% IACS to 58% IACS, a tensile strength from 150 MPa to 400 MPa, and an elongation not less than 2%. The aluminum alloy wire is manufactured through the steps of casting→rolling→wiredrawing→solution heat treatment. | 08-30-2012 |
20130009301 | MAGNESIUM-BASED COMPOSITE MEMBER, HEAT RADIATION MEMBER, AND SEMICONDUCTOR DEVICE - A magnesium-based composite member is provided with a through hole through which a fastening member for attachment to a fixing target is to be inserted. A substrate is provided with a substrate hole through which the fastening member is to be inserted, and made of a composite material which is a composite of SiC and a matrix metal which is any of magnesium and a magnesium alloy. A receiving portion is attached to the substrate and made of a metal material different from the matrix metal. The receiving portion is provided with a receiving portion hole through which the fastening member is to be inserted, and at least a part of an inner circumferential surface of the through hole is formed from an inner circumferential surface of the receiving portion hole. | 01-10-2013 |
20130264115 | ALUMINUM ALLOY WIRE, AND ALUMINUM ALLOY TWISTED WIRE, COVERED ELECTRICAL WIRE AND WIRE HARNESS USING THE SAME - An aluminum (Al) alloy wire, which is an extra fine wire having a wire diameter of 0.5 mm or less, contains, in mass %, Mg at 0.03% to 1.5%, Si at 0.02% to 2.0%, at least one element selected from Cu, Fe, Cr, Mn and Zr at a total of 0.1% to 1.0% and the balance being Al and impurities, and has an electrical conductivity of 40% IACS or more, a tensile strength of 150 MPa or more, and an elongation of 5% or more. By producing the extra fine wire from an Al alloy of a specific composition containing Zr, Mn and other specific elements, though the extra fine wire is extra fine, it has a fine structure with a maximum grain size of 50 μm or less and is superior in elongation. | 10-10-2013 |
20140235116 | ALUMINUM-BASED TERMINAL FITTING - Provided are an aluminum-based terminal fitting in which a Sn layer has high peel resistance, and a terminal connecting structure of an electric wire provided with the terminal fitting. The aluminum-based terminal fitting includes a wire barrel portion ( | 08-21-2014 |
20140370258 | ELECTRODE MATERIAL, SPARK-PLUG ELECTRODE, AND SPARK PLUG - An electrode material contains, on a mass percent basis, Al: 0.005% to 0.2%, Si: 0.2% to 1.6%, Cr: 0.05% to 1.0%, Ti: 0.05% to 0.5%, and Y: 0.2% to 1.0%. The remainder are Ni and inevitable impurities. The Si/Cr mass ratio is 1 or more. Because of the inclusion of specific amounts of Al, Si, Cr, and Y and the Si content higher than the Al content, the electrode material has an oxidation inhibiting effect. The inclusion of the specific amount of Ti can reduce the occurrence of expansion and cracking of the oxide film. Because of the inclusion of the specific amount of Y, the oxide film can maintain the microstructure even at high temperatures and have high resistance to high-temperature oxidation. Having a Si/Cr ratio of 1 or more, the oxide film has improved corrosion resistance and is resistant to corrosion by corrosive liquids. | 12-18-2014 |
20150017729 | METHOD FOR EVALUATION TESTING OF MATERIAL FOR INTERNAL COMBUSTION ENGINE - An oxide film is formed on the surface of a sample made from a metal material by holding the above-described sample at a temperature of 800° C. or higher and 1,100° C. or lower in an oxygen-containing atmosphere, and the sample provided with the oxide film is immersed in a corrosive solution containing an acid and NaCl for a predetermined time. After immersion, the corrosion state (degree of denseness of oxide film, cracking state, and the like) of the sample is evaluated. The corrosion resistance of the sample can be evaluated appropriately and conveniently in a short period of time by causing accelerated corrosion in an environment simulating the actual environment of an internal combustion engine. | 01-15-2015 |
20150162142 | WIRE FOR REED SWITCH, REED FOR REED SWITCH, AND REED SWITCH - A reed switch | 06-11-2015 |
20150330922 | METHOD FOR EVALUATION TESTING OF MATERIAL FOR INTERNAL COMBUSTION ENGINE - A sample composed of a nickel-based metal is immersed in a corrosive solution (aqueous solution containing an acid and sodium chloride). The sample that has been immersed in the corrosive solution is exposed to a flame of engine oil, and further heated. By immersing the sample in the particular corrosive solution, a Ni-enriched phase which is deficient in additional elements and in which the Ni concentration increases is formed in a surface layer region of the sample. By exposing the sample having the Ni-enriched phase to the flame of the engine oil, components in the engine oil are activated and brought into contact with the sample to form a low-melting point phase in the surface layer region of the sample. By heating the sample having the low-melting point phase to melt the low-melting point phase and resolidifying the low-melting point phase, particles and the like can be formed depending on the type of material of the sample. The ease of the generation of particles can be evaluated by using simple equipment instead of an engine for testing. | 11-19-2015 |
20150371726 | COPPER ALLOY WIRE, COPPER ALLOY STRANDED WIRE, COVERED ELECTRIC WIRE, AND TERMINAL-FITTED ELECTRIC WIRE - An object of the present invention is to provide an ultrafine copper alloy being high in strength and conductivity and being also superior in elongation, a copper alloy stranded wire, a covered electric wire including the copper alloy wire or copper alloy stranded wire, and a terminal-fitted electric wire. A copper alloy wire used as a conductor, the copper alloy wire containing greater than or equal to 0.4% by mass and less than or equal to 1.5% by mass of Fe, greater than or equal to 0.1% by mass and less than or equal to 1.0% by mass of Ti, and the remainder including Cu and an impurity. | 12-24-2015 |
Patent application number | Description | Published |
20100071933 | ELECTRIC WIRE CONDUCTOR AND A METHOD OF PRODUCING THE SAME - A conductor excellent in tensile strength, breaking elongation, impact resistance, electrical conductivity, and fatigue resistance, and a production method thereof. The conductor includes elemental wires made from an aluminum alloy containing Si whose content is 0.3-1.2 mass %, Mg whose content makes an Mg/Si weight ratio in a range from 0.8 to 1.8, and a remainder essentially including Al and an unavoidable impurity. The conductor has tensile strength of 240 MPa or more, breaking elongation of 10% or more, impact absorption energy of 8 J/m or more, and electrical conductivity of 40% IACS or more. The production method includes the step of preparing a strand by bunching elemental wires with the above composition, and the step of subjecting the wire to solution treatment, quenching, and aging heat treatment. Solution treatment temperature is 500-580° C., and aging heat treatment temperature is 150-220° C. Heating in solution treatment is high frequency induction heating. | 03-25-2010 |
20110036614 | ALUMINUM ELECTRIC WIRE FOR AN AUTOMOBILE AND A METHOD FOR PRODUCING THE SAME - An aluminum electric wire includes an annealing conductor that is made up of elemental wires made of an aluminum alloy containing 0.90-1.20 mass % Fe, 0.10-0.25 mass % Mg, 0.01-0.05 mass % Ti, 0.0005-0.0025 mass % B, and the balance being Al and has a tensile strength of 110 MPa or more, a breaking elongation of 15% or more, and an electric conductivity of 58% IACS or more, and an insulating material covering the conductor. The wire is produced by casting an aluminum alloy prepared by rapidly solidifying a molten aluminum alloy having the above composition, producing the wires by subjecting the alloy to plasticity processing, producing the conductor by bunching the wires, subjecting the wires or the conductor to annealing at 250° C. or higher, and then covering the conductor with the insulator. | 02-17-2011 |
20120061122 | CONDUCTOR FOR ELECTRIC WIRE, AND ELECTRIC WIRE FOR AUTOMOBILE - A conductor for electric wire that has excellent strength and excellent weldability, and an electric wire for automobile including the conductor. The conductor for electric wire contains a copper alloy having an oxygen content of 50 mass parts per million or less, the copper alloy containing 0.1 to 0.6 mass % Mg, and a balance of copper and an unavoidable impurity. It is preferable that the copper alloy further contains one or a plurality of material elements selected from the group consisting of Ag, In, Sr and Ca, the selected one or plurality of material elements being 0.0005 to 0.3 mass % in total. It is preferable that the copper alloy further contains 0.2 to 0.75 mass % Sn. | 03-15-2012 |
20130255840 | ALUMINUM ELECTRIC WIRE FOR AN AUTOMOBILE AND A METHOD FOR PRODUCING THE SAME - An aluminum electric wire includes an annealing conductor that is made up of elemental wires made of an aluminum alloy containing 0.90-1.20 mass % Fe, 0.10-0.25 mass % Mg, 0.01-0.05 mass % Ti, 0.0005-0.0025 mass % B, and the balance being Al and has a tensile strength of 110 MPa or more, a breaking elongation of 15% or more, and an electric conductivity of 58% IACS or more, and an insulating material covering the conductor. The wire is produced by casting an aluminum alloy prepared by rapidly solidifying a molten aluminum alloy having the above composition, producing the wires by subjecting the alloy to plasticity processing, producing the conductor by bunching the wires, subjecting the wires or the conductor to annealing at 250° C. or higher, and then covering the conductor with the insulator. | 10-03-2013 |
Patent application number | Description | Published |
20090092367 | Process of making a semiconductor optical lens and a semiconductor optical lens fabricated thereby - A semiconductor substrate with anode pattern is anodized to be shaped into an optical lens. The anodization utilizes an electrolytic solution which etches out oxidized portion as soon as it is formed as a result of the anodization, to thereby develop a porous layer in a pattern in match with the anode pattern. After being removed of the porous layer, the substrate is treated to smooth out minute projections remaining in the top surface of the substrate, thereby obtaining the lens of good transmissivity. | 04-09-2009 |
20090101509 | Process Of Making An Optical Lens - A semiconductor substrate is anodized to be shaped into an optical lens. Prior to being anodized, the substrate is finished with an anode pattern on its bottom surface so as to be consolidated into a unitary structure in which the anode pattern is precisely reproduced on the substrate. The anodization utilizes an electrolytic solution which etches out oxidized portion as soon as it is formed as a result of the anodization, to thereby develop a porous layer in a pattern in match with the anode pattern. The anode pattern brings about an in-plane distribution of varying electric field intensity by which the porous layer develops into a shape complementary to a desired lens profile. Upon completion of the anodization, the semiconductor substrate is shaped into the lens by etching out the porous layer and the anode pattern from the substrate. | 04-23-2009 |
20090104753 | Process of Forming a Curved Profile on a Semiconductor Substrate - A semiconductor substrate is shaped to have a curved surface profile by anodization. Prior to being anodized, the substrate is finished with an anode pattern on its bottom surface so as to be consolidated into a unitary structure in which the anode pattern is precisely reproduced on the substrate. The anodization utilizes an electrolytic solution which etches out oxidized portion as soon as it is formed as a result of the anodization, to thereby develop a porous layer in a pattern in match with the anode pattern. The anode pattern brings about an in-plane distribution of varying electric field intensity by which the porous layer develops into a shape complementary to a desired surface profile. Upon completion of the anodization, the curves surface is revealed on the surface of the substrate by etching out the porous layer and the anode pattern from the substrate. | 04-23-2009 |
20090184830 | SMOKE SENSOR OF SOUND WAVE TYPE - The present invention provides a smoke sensor of sound wave type that excels in responsiveness and has a low probability of false detection. The smoke sensor has a sound wave generating unit that provides an ultrasound wave to a monitoring space, a sound wave receiving unit that receives the ultrasound wave from the sound wave generating unit via the monitoring space, and a signal processing unit that detects an abnormality of the monitoring space by using an output of the sound wave receiving unit. The signal processing unit includes a smoke density estimation unit that estimates a smoke density in the monitoring space on the basis of a difference between the output of the sound wave receiving unit and a standard value, and a smoke density determination unit that determines the abnormality of the monitoring space by comparing the smoke density estimated by the smoke density estimation unit with a predetermined threshold. | 07-23-2009 |
20090266988 | INFRARED DETECTION UNIT USING A SEMICONDUCTOR OPTICAL LENS - An infrared detection unit includes a base carrying an infrared sensor element, and a cap configured to be fitted on the base to surround the infrared sensor element. The cap has a top wall with a window in which a semiconductor lens is fitted to collect an infrared radiation onto the infrared sensor element. The semiconductor optical lens is formed from a semiconductor substrate to have a convex lens and a flange which surround said convex lens. An infrared barrier is formed on the semiconductor lens to block the infrared radiation from passing through the boundary between the circumference of the convex lens and the window. Accordingly, the infrared sensor element can receive only the infrared radiation originating from a detection area intended by the convex lens. | 10-29-2009 |
20100176300 | INFRARED RAY DETECTOR - An infrared ray detector comprises a prism element, a condenser lens, and an infrared ray receiving unit. The prism element is configured to convert the infrared ray irradiated from a detection area of a viewing field to the infrared ray proceeding toward the condenser lens. The condenser lens is configured to concentrate the infrared ray into the infrared ray receiving unit. The infrared ray receiving unit includes a plurality of the infrared ray detection elements. The infrared ray detection elements are arranged in an alternate fashion so as to output electrical signals of positive polarity and negative polarity. Consequently, the infrared ray detector is configured to detect the infrared ray irradiated from a plurality of the detection area, and is configured to detect the infrared ray on the basis of movement of the human in the detection area. | 07-15-2010 |
20100259396 | FIRE ALARM SYSTEM - A fire alarm system, determining existence or nonexistence of a fire by using an ultrasound wave, comprises a sound wave generator and a sound wave detector to detect sound waves propagated through two propagation paths having different lengths each other. The system comprises a calculation means for calculating a pressure ratio between a first sound pressure, which is a sound pressure of a sound wave propagated through a first propagation path, and a second sound pressure, which is a sound pressure of a sound wave propagated through a second propagation path, and a smoke density estimator. The smoke density estimator calculates a change ratio between the pressure ratio calculated by the calculation means and a predetermined standard pressure ratio, and determines a smoke density from the change ratio based on a predetermined relational expression describing the relation between the change ratio and the smoke density, and determines existence of a fire when the smoke density exceeds a predetermined threshold. | 10-14-2010 |