AKEBONO BRAKE INDUSTRY CO., LTD. Patent applications |
Patent application number | Title | Published |
20160129656 | MOLD FOR BRAKE PAD FRICTION MATERIAL, MANUFACTURING APPARATUS, MANUFACTURING METHOD, PREFORM, AND BRAKE PAD - A mold of a brake pad friction material, including a mold member fitted into a mold frame into which a powder material of the brake pad friction material is put, in which the mold member is configured such that a pressing surface in a surface of the mold member, which forms a region abutting the powder material put into a mold frame, has a concave shape that is formed by being gradually recessed from both end portion sides to a center portion side of the pressing surface. | 05-12-2016 |
20150369320 | FRICTION MATERIAL - A friction material includes a fiber base material, a friction modifier and a binder. The friction modifier includes two or more kinds of non-whisker-like titanate compounds. The non-whisker-like titanate compound includes non-whisker-like lithium potassium titanate. The friction material includes no copper component. Alternatively, a friction material includes a fiber base material, a friction modifier and a binder. The friction material includes a non-whisker-like titanate compound and a low-melting-point metal fiber. The friction material includes no copper component. | 12-24-2015 |
20150267763 | BRAKE TORQUE ABUTMENT - A brake pad comprising: (a) friction material and (b) a pressure plate comprising: (i) an ear on a trailing side and (ii) an ear on a leading side; wherein the ear on the trailing side and the ear on the leading side are configured for placement in a trailing abutment and a leading abutment of a support bracket respectively so that during a brake apply the ear on the trailing side is moved into contact with the abutment on the trailing side or the ear on the leading side is moved into contact with the abutment on the leading side: and wherein the ear on the trailing side, the ear on the leading side, or both include an arcuate segment forming a concave recess that has a continuous curvature. | 09-24-2015 |
20150260244 | DISK BRAKE DEVICE AND BRAKE PAD FOR DISK BRAKE DEVICE - The disk brake device comprises a caliper body including a cylinder part and a pawl part having a notch section connected together by a center bridge and side bridges with notch sections each interposed between the center bridge and side bridges, a support including guide pin guiding parts each interposed between the cylinder part and pawl part, guide pins respectively slidable to the guide pin guiding parts, and an outer side brake pad threadedly engaged with such surface of the pawl part as is opposed to a rotor on the rotor turn-in and turn-out sides of the notch section. | 09-17-2015 |
20150260243 | DECOUPLING BRAKE COMPONENT - A brake component comprising: (a) one or more tie bars, and (b) one or more open spaces on each side of the tie bar, wherein during a brake apply the one or more tie bars each allow a brake pad to rotate into the open spaces of the brake component while the tie bar remains an only point of contact of the brake component. | 09-17-2015 |
20150240890 | PAD CLIP WITH NONLINEAR STIFFNESS - A pad clip comprising: two opposing legs separated by a gap, the two opposing legs comprising: (i) a projection arm including: (A) an upper portion, (B) a lower portion, and (C) a face portion connecting the upper portion and the lower portion together; (ii) a connection arm; and (iii) an abutment arm extending between and connecting the projection arm and the connection arm; wherein the lower portion of the projection arm, the connection arm, or both include an arcuate segment that extends the lower portion, the connection arm, or both towards each other so that when the pad clip is installed in a support bracket a space is formed between the arcuate segment and the support bracket. | 08-27-2015 |
20150122598 | PIN CAP - A pin cap comprising: (a) a central portion including one or more through holes; (b) one or more springing arms extending from the central portion; (c) one or more contact regions; and wherein the pin cap is configured to receive a pin from a brake system so that the one or more contact regions of the pin cap contact the pin and connect the pin cap to the pin, and the one or more through holes in the central portion assist the pin cap in expanding to receive a pin so that the central portion of the pin cap creates a gripping force on the pin; and wherein the one or more springing arms bias the pin so that the pin and pin cap are substantially centrally located within a pin bore of the brake system. | 05-07-2015 |
20150041259 | PIN HOLE SHAPE IN A PRESSURE PLATE - A pressure plate comprising: one or more pin holes that include: (a) a leading end; (b) a trailing end; (c) a bottom connecting the leading end to the trailing end; (d) a dampening chamfer; and (e) a top extending between the leading end and the trailing end, and being connected directly to the leading end or the trailing end on one side and an opposing end of the top is connected to the leading end or the trailing end by the dampening chamfer; wherein the dampening chamfer is configured so that when the pressure plate is installed in a brake system and a pin extends through each of the one or more pin holes, movement of the pressure plate during non-braking conditions is redirected by the dampening chamfer. | 02-12-2015 |
20140360822 | DISC BRAKE PAD ASSEMBLY - A disc brake pad assembly includes a pair of locking bent portions formed at circumferential end portions of an inner shim plate by being bent towards an opposite side to a pressure plate. Locking through holes are formed individually at base end portions of the locking bent portions. A pair of locking projecting pieces are individually formed so as to project circumferentially from an outer main body portion included in an outer shim plate. A distance between distal edges of the locking projecting pieces is larger than a space between the locking bent portions, and a circumferential length defined between radial side portions of the locking projecting pieces is shorter than the space. The inner main body portion and the outer main body portion are superposed on each other in a state that the locking projecting pieces are brought into engagement with the locking through holes. | 12-11-2014 |
20140342899 | FRICTION MATERIAL - A friction material contains: at least one kind of a titanate compound having a shape having a plurality of convex portions; and a bio-soluble inorganic fiber. In the titanate compound, a three-dimensional shape of a particle thereof has a plurality of convex portions. | 11-20-2014 |
20140339028 | DISC BRAKE PAD ASSEMBLY - A disc brake pad assembly includes a pad and a shim plate. The shim plate includes locking pieces which are bent from a main body portion towards a pressure plate. The locking pieces are brought into abutment with circumferential edge portions of the pressure plate so as to be displaced in a rotating direction of a rotor. Projecting portions are formed at portions of the circumferential edge portion which are brought into abutment with one surface of each of the locking pieces. A circumferential central portion of a part of each of the projecting portions which faces the one surface projects further than both circumferential end portions thereof. The circumferential edge portion and the one surface of each of the locking pieces are spaced apart from each other at portions of the one surface which lie close to both circumferential end portions thereof. | 11-20-2014 |
20140230551 | ACCELERATION SENSOR CIRCUIT - An acceleration sensor circuit | 08-21-2014 |
20140158483 | DISC BRAKE CALIPER - A disc brake caliper includes an outer body, an inner body, and joining parts connecting the inner body and the outer body with each other at both end portions in a circumferential direction of a rotor so as to form an opening part. An inward end edge of both end edges in the circumferential direction of at least one of the joining parts, which defines an end part of the opening part in the circumferential direction, is inclined relative to an axial direction of the rotor towards a central part in the circumferential direction of the outer body from the inner body side to the outer body side, so that a length of the opening part in the circumferential direction is shortened from the inner body side to the outer body side. | 06-12-2014 |
20140117583 | FRICTION MATERIAL AND METHOD FOR PRODUCING FRICTION MATERIAL - To provide a highly heat-resistant brake pad adaptable to high temperatures/high loads and producible only by adding a baking step to the same production process as that for an organic friction material. | 05-01-2014 |
20140060983 | VEHICULAR DISC BRAKE ROTOR AND MANUFACTURING METHOD OF VEHICULAR DISC BRAKE ROTOR - A vehicular disc brake rotor is provided with a cast-iron base, a nitrogen diffusion layer formed on the cast-iron base, a nitrogen compound layer formed on the nitrogen diffusion layer, and an iron oxide layer including Fe | 03-06-2014 |
20140000992 | ELECTRIC BRAKE WITH PARKING MECHANISM | 01-02-2014 |
20130253177 | FRICTION MATERIAL - A friction material containing, as a binder, a lignin-phenol resin having a weight average molecular weight of 5,000 or less or a cardanol-modified lignin-phenol resin having a weight average molecular weight of 5,000 or less. The friction material is produced by a method including: reacting a lignin having a weight average molecular weight of 5,000 or less, a phenol, an aldehyde, and optionally a cardanol, in the presence of an acid catalyst. | 09-26-2013 |
20130233486 | ADHESIVE AGENT, ADHESION METHOD AND MANUFACTURING METHOD OF ADHERED MATERIAL - The purpose of the present invention is to improve adhesion failure associated with “a bubble formation phenomenon” that may occur in an adhesive layer when the thickness of an adhesive agent is increased and “Cratering” which may be caused in the adhesive layer by contaminants or the like present on a material to be adhered. | 09-12-2013 |
20130225719 | FRICTION MATERIAL - A resin composition for a friction material which is produced by a process including performing polymer blending of a phenol resin and a lignin; and a friction material including the resin composition. The resin composition for a friction material is useful as a binder in the friction material. | 08-29-2013 |
20130180655 | ADHESIVE - There is provided a powdery adhesive that is used for adhesion between a metal plate and a porous material. The powdery adhesive includes at least thermosetting adhesive particles and an anti-rust filler. A content of the anti-rust filler is 0.1 to 1.0 part by mass with respect to 100 parts by mass of the thermosetting adhesive particles. The anti-rust filler may be at least one of phosphate and molybdate. | 07-18-2013 |
20130161134 | DISC BRAKE APPARATUS - A disc brake apparatus includes a boot including a fitting part. A slide pin is fixed to one of a support and a caliper and is slidably mounted to a guide hole formed in the other. Convex parts extending in a sliding direction of the slide pin are circumferentially arranged on an inner periphery of the fitting part. Concave recesses are respectively formed between the neighboring convex parts. Each of the convex parts is formed with at least one a low-height portion and a high-height portion in an axial direction of a rotor, respectively. Positions of the low-height portion and the high-height portion in a circumferential direction of the rotor are respectively different between the adjacent convex parts. The high-height portion has a height so as to contact the slide pin, and the low-height portion has a height so as not to contact the slide pin. | 06-27-2013 |
20130158162 | FRICTION MATERIAL - There is provided a friction material. The friction material includes a fibrous material, a friction modifier, and a binder. The friction material contains potassium titanate powders, steel fibers, calcium pyrophosphate and iron oxide. An amount of the potassium titanate powders may be 10 to 30 mass %. An amount of the steel fibers may be 1 to 7 mass %. An amount of the calcium pyrophosphate may be 5 to 20 mass %. An amount of the iron oxide may be 1 to 5 mass %. | 06-20-2013 |
20130153349 | DRUM BRAKE TYPE ELECTRIC PARKING BRAKE APPARATUS - There is provided a drum brake type electric parking brake apparatus includes an electric actuator unit, a backing plate and a knuckle. The electric actuator unit includes an electric motor and a decelerator, and expands a gap between one end portions of the brake shoes based on activation of the electric motor. The electric actuator unit is separately provided from the backing plate. The electric actuator unit is arranged at an inner-side surface of the knuckle, and the backing plate is arranged at an outer-side surface of the knuckle. The backing plate and the electric actuator unit are supported and fixed to the knuckle. | 06-20-2013 |
20130153344 | COMPOSITE DISC ROTOR - A composite disc rotor includes a disc main body, a coupling bracket and coupling units. Each of the coupling units includes a bobbin, a clip and a coupling bolt. A head part of the bobbin includes a torque receiving portion inserted in the notch and a projection projected in a circumferential direction from an end of the torque receiving portion. A pipe part of the bobbin is extended from the head part and is fitted in a coupling through hole of the disc main body. The clip includes a connecting portion between the torque receiving portion and the notch and a pressing portion extended from the connecting portion between the head part and the coupling bracket. The coupling bolt is inserted into each of through hole of the bobbin to fix the coupling bracket to the coupling unit. | 06-20-2013 |
20130133999 | PROTECTION CLIP FOR TORQUE RECEIVING PART AND METHOD OF FORMING ATTACHING RECESS THEREOF - There is provided a protection clip for a torque receiving part. The protection clip is fitted into a concave portion of a torque receiving part of a caliper body, into which a lug part of a brake pad of a disc brake is inserted. The protection clip includes first and second separation preventing claws. The first separation preventing claw is bent from an outer periphery-side wall surface of the concave portion toward an upper attaching surface of the torque receiving part, and is configured to be fitted into one of a pair of recesses formed over an opening of the concave portion. The second separation preventing claw is bent from a lower attaching surface of the torque receiving part toward the concave portion, and is configured to be fitted into the other of the pair of recesses. | 05-30-2013 |
20130125662 | PSEUDO ROCK AND ANALYSIS SYSTEM USING THE SAME - A pseudo rock includes a housing, a strain sensor, a three-axis acceleration sensor, a vibration generator and a controller. The housing has an average shape and size of rocks. The strain sensor detects a stress acting in positive and negative directions of each axis with respect to three-dimensional coordinates using the center of the housing as the origin. The three-axis acceleration sensor detects acceleration acting in each axis of the three-dimensional coordinates. The vibration generator produces vibration in a specific direction with respect to the three-dimensional coordinates. The controller converts respective detected values of the strain sensor and the three-axis acceleration sensor into vibration pulses of specific patterns and outputting the vibration pulses to the vibration generator. | 05-23-2013 |
20130096228 | FRICTION MATERIAL - In accordance with the present invention, there is provided a friction material. The friction material of the present invention includes a fibrous material, a binder, and a friction modifier. The friction modifier contains an artificial graphite and an inorganic filler. The artificial graphite has an average particle diameter of 1,000 to 3,000 μm. The inorganic filler has a plurality of convex parts. | 04-18-2013 |
20130040012 | COMPRESSION MOLDING APPARATUS AND MOLDING DIE - Disclosed are a compression molding apparatus and a molding die, whereby efficient hot-molding is performed. The compression molding apparatus performs a molding by providing a raw material into the molding die, and applying heat and pressure to the material. The apparatus is provided with: a first molding die, which forms a molding frame that surrounds a region where the raw material is compression-molded; a second molding die, which compresses the raw material provided into the molding frame; and a heat source section, which supports and heats the second molding die. The second molding die has: a first heat pipe, which has one end positioned on the heat source section side, and the other end positioned on the side of a pressing surface that presses the raw material; and a heat insulating layer, which wraps the first heat pipe along the longitudinal direction of the first heat pipe. | 02-14-2013 |
20130025981 | FLOATING DISC BRAKE, METHOD OF ASSEMBLING SAME, AND ASSEMBLIES CONSISTING OF PAD CLIPS AND RETURN SPRINGS - Disclosed is a structure such that when pad clips are to be mounted, it is possible to handle return springs and the pad clips as integral articles, thereby facilitating mounting work. Constraining sections are provided at both axial ends of each of the pad clips. Furthermore, the return springs are composed of inner spring elements and outer spring elements. These two types of spring elements are helical torsion springs provided with helical sections. Abutting sections are provided on the spring elements, respectively. The abutting sections are pressed against the inner surfaces of the constraining sections by elastic restoring forces. Moreover, the central axes of the coil sections are substantially oriented in the rotational direction of the rotor. | 01-31-2013 |
20130008547 | BLEEDER PLUG - A bleeder plug is provided with a bleeder body having a nipple portion and a threaded portion and being provided with a through hole extending from the nipple portion-side end to the threaded portion-side end; a seat pin having a press fitting portion to be press-fitted in an opening of the through hole at the threaded portion-side in the bleeder body and a seat portion blocking a bleeder hole, and a groove formed in a contact surface between the bleeder body and the seat pin and communicating the opening of the through hole at the nipple portion-side with an outside space via the contact surface. | 01-10-2013 |
20120292141 | DISC BRAKE APPARATUS WITH ELECTRIC PARKING MECHANISM - An electric thrusting unit for a disc brake with an electric parking mechanism includes a worm reduction gear and a thrust generation mechanism. The thrust generation mechanism converts rotational movement transmitted by way of the worm reduction gear into linear movement. A worm wheel of the worm reduction gear is supported on the thrust generation mechanism concentrically with a rotational member of the thrust generation mechanism. A drive side gearwheel and a driven side gearwheel are meshed with an output shaft of the electric motor directly or by way of an additional gearwheel so as to transmit a rotational force of the output shaft to the worm. The drive side gearwheel is provided concentrically with the output shaft and so as to rotate together therewith. The driven side gearwheel is provided on a part of the worm concentrically with the worm and so as to rotate together therewith. | 11-22-2012 |
20120292137 | DISC BRAKE APPARATUS WITH PARKING MECHANISM - Some of the components of a parking brake mechanism are incorporated between an inner side case and an outer side case, the two case and are combined by engaging lock holes and lock claws, and an inner side auxiliary assembly is formed. In this state, the diameter of circumscribed circle of the lock claws is configured to be smaller. Then, when the inner side auxiliary assembly is incorporated in the cylindrical space, the two lock claws are engaged with a lock concave which is formed on the inner peripheral surface of the cylindrical space by making the two lock claws protrude greatly from the outer peripheral surface of the inner side case. | 11-22-2012 |
20120259036 | FRICTION MATERIAL AND METHOD FOR PRODUCING FRICTION MATERIAL - To provide a highly heat-resistant brake pad adaptable to high temperatures/high loads and producible only by adding a baking step to the same production process as that for an organic friction material. | 10-11-2012 |
20120196129 | BEAD-LIKE HOLLOW PARTICLES, METHOD FOR PRODUCING THE SAME, AND FRICTION MATERIAL USING THE BEAD-LIKE HOLLOW PARTICLES - The present invention provides bead-like hollow particles and an easy and convenient method for producing the same, and a friction material using the bead-like hollow particles. | 08-02-2012 |
20120118500 | ADHESIVE - An object of the present invention is to improve the fluidity of a thermosetting powder adhesive and clear the blocking with a powder adhesive in a constant amount supplying apparatus or a delivery pathway. The present invention has attained the object by a powder adhesive containing a thermosetting adhesive particle and an inorganic filler present on the surface of the thermosetting adhesive particle. | 05-17-2012 |
20110174154 | RESIN PISTON AND METHOD FOR MOLDING RESIN PISTON - In a method for molding a resin piston by charging a preheated resin tablet into a cavity of a molding die, and by carrying out compression molding while heating, at a time point when an internal pressure of the cavity arrives at a determined pressure, by pressurizing a pressurizing margin in the molding die, resin which overflows from the molding die is discharged from a passage which is defined in an area except an outer circumferential surface of the piston, while the internal pressure of the cavity is maintained. After a thermosetting cycle has finished, the molding die | 07-21-2011 |
20110139555 | ELECTRIC BRAKE DEVICE - An electric brake device includes a brake pad, an axial force sensor and a controller. The brake pad is pressed against a rotation face of a brake rotor in a direction perpendicular to the rotation face. The axial force sensor detects a pressure of the brake pad. The controller performs a speed reduction control which is an operation target, based on at least one of the pressure of the brake pad and a reduced speed obtained from a wheel speed sensor. | 06-16-2011 |
20110092400 | SOLID LUBRICANT AND PRODUCTION METHOD THEREOF - A method for producing a solid lubricant includes steps of preparing and coating. A phosphate aqueous solution prepared by the step of preparing is an aqueous solution containing at least one of aluminum dihydrogen phosphate and magnesium dihydrogen phosphate in an amount of 0.5 to 10% by mass. A graphite material is coated with a phosphate using the phosphate aqueous solution. The graphite material is used at a ratio of 40 to 50 parts by mass based on 100 parts by mass of the aqueous solution. | 04-21-2011 |
20110017553 | DISK BRAKE DEVICE - A cam housing assembly oscillates in association with rotation of an eccentric cam which is attached to a camshaft and is allowed to press a clutch by cam pins of the cam housing assembly. A pair of piston assemblies are provided of which each includes a piston which can slide within a sleeve, a spindle and a nut which screws on to the spindle and are supported in hole portions in a caliper body so as to oscillate therein, whereby a brake pad is pressed against by a plug after the spindle, the nut and the piston are sequentially pressed by pressing a clutch by the cam pins. Since the spindle and the nut are screwed on to each other through a reversible screw, a gap is adjusted automatically as the pad wears. | 01-27-2011 |
20100276237 | APPARATUS AND METHOD OF MANUFACTURING BRAKE LINING - A manufacturing apparatus | 11-04-2010 |
20100236878 | DISC BRAKE - Among abutment parts (Af, Bf, Cf, Ar) of pad-side engagement parts ( | 09-23-2010 |
20090307892 | METHOD AND APPARATUS FOR MANUFACTURING BRAKE, AND METHOD AND APPARATUS FOR INSPECTING BRAKE - A brake includes an annular boot which can be expanded and contracted according to movements of a piston and is assembled to an opening part of a cylinder and to an annular groove on an outer peripheral face of the piston. The boot is assembled by: engaging one end of the boot with the opening part of the cylinder in a state where the piston is contained in the cylinder; moving the piston so that at least a part of the piston is withdrawn from the cylinder and that the other end of the boot is pressed by a pressing face of the piston; and fitting the other end of the boot into the annular groove of the piston, while a movable range of the other end of the boot is restricted by an expanding allowance of the boot whose one end is engaged with the opening part of the cylinder. | 12-17-2009 |
20090286067 | FRICTION MATERIAL - A friction material contains substantially no material whose Mohs hardness is higher than 6. In addition, the friction material contains a layered clay mineral, in which titania particles are inserted into layers, at a rate of 0.5%-by-mass to 20%-by-mass. | 11-19-2009 |
20090283374 | DRUM BRAKE APPARATUS - A drum brake apparatus is provided with a backing plate, a brake shoe, a shoe guide portion formed integrally with a backing plate by cutting-up, a guide surface on a rear surface of the shoe guide portion, an engagement projection that is formed on the brake shoe and slidably engages with the guide surface, and end portions that is formed on the shoe guide portion at both ends of the shoe guide portion in a circumferential direction of the drum brake apparatus and is continuous to the backing plate. Uplift of the brake shoe from the backing plate is prevented by engagement between the guide surface and the engagement projection. | 11-19-2009 |
20090270284 | FRICTION MODIFIER, METHOD OF PRODUCING FRICTION MODIFIER, AND FRICTION MATERIAL - A friction modifier is provided with a titania particle-layered clay mineral complex in which titania particles are contained in a layered clay mineral. An average particle diameter of the titania particles is 3 to 100 nm. A ratio of the titania particles to the titania particle-layered clay mineral complex is 0.1 to 0.8 on the mass basis. | 10-29-2009 |
20090137434 | BINDER RESIN FOR FRICTION MATERIAL, BINDER RESIN COMPOSITION FOR FRICTION MATERIAL, COMPOSITE MATERIAL FOR FRICTION MATERIAL CONTAINING THE SAME, FRICTION MATERIAL AND PRODUCTION METHOD THEREOF - The present invention provides a binder resin for a friction material, which enables high-temperature short-time thermoforming and can omit a post-curing step and suppress the generation of a pyrolysis component at molding; a friction material using the binder resin; and a binder resin composition for a friction material, which is enhanced in the heat resistance and can suppress a rapid increase of the wear amount, and in addition to these properties, which has good dynamic property and enables high-temperature short-time thermoforming. The present invention relates to a binder resin for a friction material which comprises (A) one kind or two or more kinds of polybenzoxazine resins selected from a condensation reaction product of an aminophenol compound with formaldehydes and a condensation reaction product of a bifunctional phenol compound and a bifunctional amine compound with formaldehydes; a binder resin composition for a friction material which comprises: the component (A); and further (B) one kind or two or more kinds of particles selected from an inorganic particle and an inorganic-organic composite particle, and a friction material obtained by the binder resin or binder resin composition. | 05-28-2009 |
20090108990 | Electronic key system and motorcycle using the same - The present invention provides a battery-free electronic key used in motorcycles and improves security. | 04-30-2009 |
20090058625 | Tire sensor system and tire used for the same - Electromagnetic field transmissions between a sensor unit mounted on the inside surface of a tire and a sensor control unit mounted on the vehicle body are attenuated by the wall surface of a tire disposed between the units, and sensitivity is reduced. A booster antenna ( | 03-05-2009 |
20090031794 | Tire sensor system and vehicle body having the same mounted thereon - The position of the rotation of a tire complicates the establishing of a wireless connection between a sensor unit attached to the tire and a sensor control unit attached to a vehicle body. | 02-05-2009 |