NISSIN KOGYO CO., LTD. Patent applications |
Patent application number | Title | Published |
20160091038 | DISK BRAKE FOR VEHICLE - A disk brake includes a retainer part of a pad retainer provided with an outside section, back section, and inside section. A pad rebounding section is formed by inclining the leading end of a strip, which extends in the disk rotor direction from the end of the inside section away from the disk rotor with an elastic loop section therebetween, toward the outside in the radial direction of the disk. During travel, a gap is formed between the inside section and the strip of the pad rebounding section, and when a lug piece moves inward, the pad rebounding section and the inside section come into contact with each other, the inside section is pressed against an inside surface in the radial direction of the disk, the back section is elastically deformed, and the elastically deformed back section presses the lug piece toward the center side of a caliper body. | 03-31-2016 |
20150280533 | CONNECTOR OF VEHICULAR ANGLED CONNECTOR-INTEGRATED SERVO MOTOR AND PRODUCTION METHOD THEREOF - A primary molded body having an angled connector that is integrally connected to an insulating annular body provided in a stator of a motor section, and that has a plurality of terminals extending along an axial direction of the motor section; a through-hole that is formed in the primary molded body and runs through the angled connector from an interior of the insulating annular body; a secondary molded body that is molded so as to cover the primary molded body; a secondary molded connector that is formed in the secondary molded body and covers the angled connector; and a connector opening that is formed in the secondary molded connector and communicates with the through-hole, wherein an outlet of the through-hole communicates with the connector opening. | 10-01-2015 |
20150232074 | VEHICLE REAR WHEEL LIFT TENDENCY JUDGMENT DEVICE - A vehicle rear wheel lift tendency judgment device: includes a first deceleration obtaining device for obtaining a first deceleration along a first straight line, being a component in a first direction of an acceleration on a center of gravity, and a second deceleration obtaining device for obtaining a second deceleration along a second straight line, being a component in a second direction of the acceleration; judges that a rear wheel tends to be lifted, when the first deceleration is greater in the first direction than a first threshold, or when the second deceleration is greater in the second direction than a second threshold; and performs at least one of setting for shifting the first threshold in a direction opposite to the first direction and setting for shifting the second threshold in a direction opposite to the second direction, when a second-deceleration change rate being a change amount in the second deceleration per unit time becomes greater in the second direction than a change-rate threshold, enabling a quick judgment of a rear wheel lift tendency. | 08-20-2015 |
20150091371 | STROKE SIMULATOR AND BUSH FOR STROKE SIMULATOR - A stroke simulator and a bush for a stroke simulator are configured so that a bush provided to a stroke simulator can be attached without direction management. The stroke simulator generates brake reaction force by a simulator piston that is displaced within a cylinder by hydraulic pressure generated according to the operation of a brake pedal by a driver. A cylindrical rubber bush is elastically deformed in an axial direction by pressure from the simulator piston to generate brake reaction force, the bush characterized in that a first end section on the simulator piston side and a second end section facing the first end section contain the same number, at least two, of concave sections which are concaved in the axial direction, and the concave section formed in the first end section and the concave section formed in the second end section are formed in different positions in the axial direction. | 04-02-2015 |
20150068201 | BODY RESERVOIR ASSEMBLY - Provided is a body reservoir assembly whose height can be reduced. In the body reservoir assembly, the reservoir comprises: a recessed portion formed on a bottom surface of the reservoir; and a reservoir side connecting portion formed in the recessed portion and connected to a cylinder portion. | 03-12-2015 |
20140346855 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS AND METHOD FOR MANUFACTURING THE SAME - A vehicle brake hydraulic pressure control apparatus includes a base body and a solenoid valve. The solenoid valve is attached to an attachment hole which opens on one surface of the base body. A plurality of press-fitting portions that are press-fitted to an inner peripheral surface of the attachment hole are provided on an outer peripheral surface of the solenoid valve at an interval in a hole axis direction. Contact lengths, in the hole axis direction, between the inner peripheral surface of the attachment hole and two of the press-fitting portions are different from each other. | 11-27-2014 |
20140292066 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic control apparatus includes a reservoir, a hydraulic pressure pump, an orifice, a damper and a one-way valve. The reservoir absorbs an excess brake hydraulic pressure of a wheel brake. The hydraulic pressure pump suctions brake fluid absorbed by the reservoir and returns the suctioned brake fluid to a master cylinder through a return line. The orifice is provided in the return line. The damper is connected to the return line between the orifice and the hydraulic pressure pump and damps discharge pressure pulsation of the hydraulic pressure pump. The one-way valve is provided in the return line between the damper and the orifice and prevents a hydraulic flow from an orifice side to a damper side. | 10-02-2014 |
20140214300 | BAR-HANDLE VEHICLE BRAKE CONTROL APPARATUS - One embodiment provides a bar-handle vehicle brake control apparatus. The control apparatus includes an acceleration acquiring part and a control unit. The acceleration acquiring part acquires a tangential acceleration at a point where a straight line which connects a gravity center of a bar-handle vehicle and a front wheel axle intersects a circle which is centered at the front wheel axle. The control unit controls a front wheel brake based on the tangential acceleration. | 07-31-2014 |
20140183936 | Brake Hydraulic Pressure Control System For Vehicle - Brake hydraulic pressure is appropriately prevented from becoming lower than a reference brake pressure for holding control. When a physical amount correlating with the rotational speed of an electric motor has become higher than or equal to a predetermined value, an HSA start reference pressure setting unit sets an HSA start reference pressure to a value higher than a reference brake pressure, and if the HSA start reference pressure at a time when a driver required fluid pressure has become lower than the HSA start reference pressure is higher than the reference brake pressure, an HSA required fluid pressure setting unit sets an HSA required fluid pressure at a time when the driver required fluid pressure has become lower than the HSA start reference pressure to a value higher than the reference brake pressure. | 07-03-2014 |
20140182987 | VACUUM BOOSTER - A vacuum booster is configured so that at least when an input rod is released, a front surface of a flexible portion of a valve element communicates with a first port which communicates with a vacuum chamber. A valve element holder is formed of a single member made of a sheet of steel which includes a rim portion, an annular arm portion, and a crimp holding portion. The rim portion is fitted to an inner circumferential surface of a valve cylinder via a seal member. The annular arm portion extends inwards in a radial direction from a front end of the rim portion. The crimp holding portion extends from an inner circumferential end of the arm portion to form a bag-like shape and to narrow a front opening portion thereof. The crimp holding portion crimp holds a mounting bead portion of the valve element from rear thereof. | 07-03-2014 |
20140182283 | HYDRAULIC PRESSURE GENERATOR - A hydraulic-pressure generator including: primary and secondary pistons displaced corresponding to displacement of a brake pedal; a first pressure chamber communicating with a first hollow in the primary piston and generating in brake fluid hydraulic pressure corresponding to the displacement of the primary piston; a second pressure chamber communicating with a second hollow in the secondary piston and generating in the brake fluid hydraulic pressure corresponding to the displacement of the secondary piston; one or more first communication openings formed in a peripheral wall surrounding the first hollow; and second communication openings formed in a peripheral wall surrounding the second hollow. The flow rate of the brake fluid through the one or more first communication openings is different from the flow rate of the brake fluid through the second communication openings. | 07-03-2014 |
20140180552 | VEHICULAR BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - Pitching is reduced even when strong braking operation is performed during low speed running. A vehicular brake hydraulic pressure control apparatus includes control section that performs pitching reducing control for reducing occurrence of pitching by controlling each control valve unit to switch brake hydraulic pressure between pressure increasing state, pressure decreasing state, and holding state. The control section performs pitching reducing control based on weight distribution ratio between front wheels and rear wheels during deceleration, and includes distribution ratio calculating section for calculating the weight distribution ratio from deceleration of vehicle, vehicle speed calculating section for calculating vehicle speed, and determining section for determining whether or not to perform pitching reducing control, wherein the determining section determines to perform pitching reducing control if conditions are satisfied, the conditions including at least that the calculated vehicle speed is lower than a predetermined speed and that braking operation is being operated. | 06-26-2014 |
20140142828 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - One embodiment provides a vehicle brake hydraulic pressure control apparatus configured to perform a pressure hold control to hold a brake hydraulic pressure in a state in which a vehicle comes to a halt. Further, the pressure hold control is canceled using an initial pressure reduction mode in which the brake hydraulic pressure is reduced at one of a rapid pressure reduction rate of a previously-set given gradient and a normal pressure reduction rate calculated based at least on an accelerator opening, which is higher and a latter pressure reduction mode in which the brake hydraulic pressure is reduced at the normal pressure reduction rate after the brake hydraulic pressure has been reduced to a switching threshold by the initial pressure reduction mode. | 05-22-2014 |
20140142826 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic pressure control apparatus includes a pressure increasing section, a holding section, and a determination section and wheel speed sensors. The pressure increasing section increases a brake hydraulic pressure by driving a motor. The holding section holds a brake hydraulic pressure. The determination section determines as to whether or not the motor is malfunctional. The wheel speed sensors detect as to whether or not a vehicle which is at a halt starts to move. If the wheel speed sensors detect that the vehicle starts to move while the holding section is executing a holding control, the pressure increasing section executes a hydraulic pressure re-increasing control by driving the motor, and the determination section determines as to whether or not the motor is malfunctional based on a detection result by the wheel speed sensors after the brake hydraulic pressure is started to be increased by the hydraulic pressure re-increasing control. | 05-22-2014 |
20140142825 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - One embodiment provides a vehicle brake hydraulic pressure control apparatus configured to perform a vehicle hold control which controls a brake hydraulic pressure when a vehicle comes to a halt. The vehicle brake hydraulic pressure control apparatus includes: a behavior determination section configured to determine whether or not a behaving amount in a lateral direction of the vehicle is equal to or larger than a first threshold; and an operation determination section configured to determine whether or not a control member provided to control the vehicle is operated. Further, the vehicle hold control is canceled at least when the behavior determination section determines that the behaving amount is equal to or larger than the first threshold and the operation determination section determines that the control member is operated. | 05-22-2014 |
20140124304 | VEHICLE DISC BRAKE - One embodiment discloses a vehicle disc brake including: a disc rotor; a pair of friction pads disposed on both side portions of a disc rotor; and a pads returning spring suspended over radially outer sides of the friction pads and over an outer circumferential side of the disc rotor and configured to pull the friction pads away from the disc rotor when brakes are released and hydraulic pressure is removed. The pads returning spring has a base portion extending in an axial direction of the disc rotor, first spring portions extending from both end portions of the base portion, and engagement portions provided individually at distal ends of the first spring portions so as to engage with the friction pads. Further, a middle portion of the base portion is depressed in a direction in which the first spring portions extend as a second spring portion. | 05-08-2014 |
20140121915 | VEHICLE BRAKE CONTROL SYSTEM - A vehicle brake control system includes a clutch stroke acquiring section, a braking force holding section, a first release determination section, and a release execution section. The clutch stroke acquiring section acquires a clutch stroke. The braking force holding section holds a braking force imparted to a wheel brake of a vehicle being at a halt. The first release determination section includes a peak value holding part and a returned amount calculator. The peak value holding part holds a peak value of the clutch stroke. The returned amount calculator calculates a returned amount by which a clutch is returned from the peak value. The first release determination section determines whether or not the held braking force should be released, based on the calculated returned amount. If the first release determination section determines that the held braking force should be released, the release execution section releases the held braking force. | 05-01-2014 |
20140102843 | VACUUM BOOSTER - According to one embodiment, a vacuum booster includes a booster shell and a booster piston which divides an interior of the booster shell into a front vacuum chamber and a rear operation chamber. The vacuum booster further includes a valve cylinder in which a control valve controls a communication state of the operation chamber depending on a movement of an input rod. A bearing cylinder is provided on a rear wall of the booster shell. A bearing bush is mounted in the bearing cylinder to support the valve cylinder, and a seal lip is provided at a rear end of the bearing bush integrally therewith to contact elastically closely with the valve cylinder. A grease reservoir is provided in an inner surface of the bearing bush, and an extension grease reservoir is provided in an inner surface of the seal lip. | 04-17-2014 |
20140100752 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic pressure control apparatus includes an acquiring section, first and second control quantity calculators, and a holding section. The acquiring section acquires engine restarting information. The first control quantity calculator calculates a first control quantity. The second control quantity calculator calculates a second control quantity larger than the first control quantity. The holding section holds a brake hydraulic pressure. If the brake hydraulic pressure lowers from a point in time when the vehicle is stopped to a point in time when the acquiring section acquires the engine restarting information, the holding section holds the brake hydraulic pressure with the first control quantity. If the acquiring section acquires the engine restarting information, the holding section holds the brake hydraulic pressure with the second control quantity. If the restarting of the engine is completed, the holding section holds the brake hydraulic pressure with the first control quantity). | 04-10-2014 |
20140060038 | MOTOR CONTROL DEVICE AND VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A motor control device (a motor driver) for controlling, by a duty control, a current supplied to a motor includes a driving controller, an off controller, and a voltage acquiring section (an A/D conversion processor, a sampling section). The driving controller performs on/off control of the current supplied to the motor with a first period. The off controller performs off control for the motor with a second period separately from the on/off control performed by the driving controller. The second period is longer than the first period. The voltage acquiring section acquires a voltage between terminals of the motor during a time period in which the off control is performed by the off controller. | 03-06-2014 |
20140026557 | ELECTRIC BRAKE DEVICE - An electric brake device includes a first slave piston which is housed in a cylinder body and generates hydraulic pressure in a first hydraulic chamber by moving forward, a motor which transmits a driving force to the first slave piston, and a restriction pin which is inserted and secured to the cylinder body in a direction perpendicular to an axial direction of the cylinder body and restricts a backward position of the first slave piston when a hydraulic pressure is applied from an outside to the first hydraulic chamber, wherein the restriction pin is inserted and secured to the cylinder mechanism in the direction perpendicular to the axial direction of the cylinder main body. Further, a clearance is formed between an inner peripheral wall of the cylinder body and a first groove portion and second groove portion which are formed on an outer surface of the restriction pin. | 01-30-2014 |
20130291533 | VEHICLE-BODY ATTACHMENT STRUCTURE FOR ELECTRIC BRAKE ACTUATOR - Untreated bosses are formed in advance in two directions on a cylinder mechanism. The bosses on one side are formed as mounts to attach a motor cylinder device to a vehicle body, and the other bosses are formed as ports to connect to the cylinder mechanism. The mount bosses are formed on the outside in the width direction of the vehicle, and the port bosses are formed on the inside in the width direction of the vehicle. | 11-07-2013 |
20130284545 | MECHANICAL TYPE DISC BRAKE - A connecting portion | 10-31-2013 |
20130261923 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROLLER - An embodiment provides a vehicle brake hydraulic pressure controller capable of carrying out a brake hydraulic pressure control in a plurality of control modes depending on a situation of a vehicle. The vehicle brake hydraulic pressure controller includes: proportional solenoid valves provided in passages connecting a master cylinder and wheel brakes of the vehicle, and configured to be controlled at preset drive frequencies; a control mode selecting section configured to select, in the case that two or more control modes are requested simultaneously, one of the two or more requested control modes; and a frequency selecting section configured to select one of the drive frequencies correspondingly with the one of the two or more requested control modes selected by the control mode selecting section. | 10-03-2013 |
20130261919 | MOTION STABILIZER FOR COMBINED VEHICLE - A motion stabilizer for a combined vehicle includes a pendular motion determination unit configured to determine whether or not a pendular motion caused by a swaying motion of the trailer is imparted to the tractor, a braking control unit configured to exercise a braking control upon detection of the pendular motion, and an engine torque control unit configured to exercise an engine torque control for regulating an engine torque produced by an engine, which engine torque control includes placing a limitation on the engine torque upon detection of the pendular motion. A start of the engine torque control unit relaxing the limitation on the engine torque is timed to occur prior to a start of the braking control unit bringing the braking control to an end. | 10-03-2013 |
20130261905 | VEHICLE BRAKE PRESSURE CONTROLLER - In one embodiment, a vehicle brake pressure controller includes: a sensor and a control section. The sensor detects a dynamic characteristic quantity of a vehicle, and outputs it as first information. The control section includes: an input section configured to receive the first information; a conversion processing section configured to convert the first information into second information having a standardized format; and a correction processing section configured to correct the second information into third information, depending on the vehicle. Hence, the control section performs a brake pressure control based on the third information. | 10-03-2013 |
20130261841 | MOTION STABILIZER FOR TRACTOR - In a pendular motion determination unit of a motion stabilizer for a tractor, a parameter computation unit computes a determination parameter PA indicative of a quantity of change in an actual yaw rate Y, a threshold value setting unit computes a threshold value PAth for the parameter PA, and a determination unit determines that a pendular motion caused by swaying motion of a trailer is imparted, if the parameter PA is greater than the threshold value PAth. Based upon at least one of a value related to the actual yaw rate Y and a value related to the standard yaw rate Ys, an evaluation value computation unit computes a steering-back maneuver evaluation value TS (indicative of a possibility of making periodical steering-back maneuvers), based upon which at least one of the threshold value PAth and the parameter PA is changed. | 10-03-2013 |
20130261840 | MOTION STABILIZER FOR TRACTOR - A pendular motion determination unit of a motion stabilizer for a tractor includes a parameter computation unit configured to compute a determination parameter PA indicative of a quantity of change in an actual yaw rate Y, a threshold value setting unit configured to compute a threshold value PAth for the determination parameter PA, and a determination unit configured to determine that a pendular motion caused by swaying motion of a trailer is imparted, if the determination parameter PA is greater than the threshold value PAth. At least one of PAth and PA is changed based upon a correlation of a value related to a lateral acceleration based yaw rate Yg with a value related to the standard yaw rate Ys and a correlation of a value related to the actual yaw rate Y with a value related to the standard yaw rate Ys. | 10-03-2013 |
20130245909 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic pressure control apparatus includes an adding section and a control differential pressure setting section. The adding section adds a feedback differential pressure obtained by executing a PI operation in accordance with a yaw rate deviation which is a difference between a target yaw rate being set to a value at which a vehicle turns to a higher coefficient-of-friction road side and an actual yaw rate and a feedforward differential pressure obtained by adding (i) a differential pressure based on a steering angle and (ii) a differential pressure based on a velocity of a vehicle body and the target yaw rate. The control differential pressure setting section sets a control differential pressure based on a value obtained by the adding section, after a predetermined time elapses since start of differential pressure control. | 09-19-2013 |
20130218434 | VEHICLE BEHAVIOR CONTROL APPARATUS - A normality detector includes a steering angle yaw rate calculator, a first difference calculator, a lateral G yaw rate calculator, a second difference calculator, and a normality determination section. The steering angle yaw rate calculator calculates a steering angle yaw rate. The first difference calculator calculates a first difference which is a difference between the steering angle yaw rate and an actual yaw rate. The lateral G yaw rate calculator calculates a lateral G yaw rate. The second difference calculator calculates a second difference which is a difference between the lateral G yaw rate and the actual yaw rate. The normality determination section determines that the yaw rate detector is in a normal state when the first difference falls within a first predetermined value and the second difference falls within a second predetermined value. | 08-22-2013 |
20130213498 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - One embodiment provides a vehicle brake fluid pressure control apparatus, including: a base body having a reservoir storing hole; a reservoir piston stored within the reservoir storing hole, the reservoir piston and the reservoir storing hole defining a reservoir chamber therebetween; a reservoir spring which urges the reservoir piston at one end thereof in a direction to reduce a capacity of the reservoir chamber; a first guide member disposed to contact with the one end of the reservoir spring; and a second guide member disposed to contact with the other end of the reservoir spring. The first guide member and the second guide member are disposed across the reservoir spring. The first guide member includes a first engaging portion. The second guide member includes a second engaging portion, the second engaging portion being engageable with the first engaging portion from inside or outside. | 08-22-2013 |
20130184956 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A wheel deceleration calculating sections individually calculate, as negative values, wheel decelerations of front and rear wheels. If, at a time when the antilock braking control for at least one of the right and left front wheels is started or at a time when the antilock braking control for at least one of the right and left rear wheels is started, (i) a maximum value of the wheel decelerations calculated by the wheel deceleration calculating sections is equal to or larger than a first predetermined value and (ii) a difference between the wheel decelerations of the right and left front wheels or the right and left rear wheels which are in an antilock braking control state is equal to or larger than a second predetermined value, a split road determining section determines that road surfaces constitute a split road. | 07-18-2013 |
20130184955 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic pressure control apparatus includes a hydraulic pressure adjusting unit, a split road determining section, a differential pressure control section, and a hydraulic pressure adjusting and driving section. The hydraulic pressure adjusting unit individually adjusts brake fluid pressures acting on wheel brakes for wheels. The split road determining section determines whether road surfaces which the wheels are in contact with constitute a split road. In a state where the split road determining section determines during execution of antilock braking control that the road surfaces constitute the split road, the differential pressure control section determines command pressures for the wheel brakes so that differential pressures between the brake fluid pressures of the right and left wheel brakes are equal to or less than a permissible differential pressure. The hydraulic pressure adjusting and driving section controls the hydraulic pressure adjusting unit based on the determined command pressures. | 07-18-2013 |
20130181480 | SUPPORT STRUCTURE FOR VEHICLE - A support structure for a vehicle is interposed between a vehicle body and a vehicle part and is connected with fastening members to support the vehicle part. The support structure is made of a non-ferrous light alloy. Among connecting surfaces of the support structure to which the vehicle body and the vehicle part are connected, an electrochemical corrosion inhibitor is applied to a connecting surface that is located on a lower side, in a vertical direction of the vehicle, of one of the vehicle body and the vehicle part. The one of the vehicle body and the vehicle part corresponds to the applied connecting surface. | 07-18-2013 |
20130166167 | VEHICLE BRAKE FLUID PRESSURE CONTROLLER - Embodiments disclose a vehicle brake fluid pressure controller. The controller includes: a normally-open proportional solenoid valve provided in a hydraulic passage extending from a hydraulic pressure source to a wheel brake; a normally-closed solenoid valve provided in a hydraulic passage extending from the wheel brake to the hydraulic pressure source; an antilock brake control module configured to perform an antilock brake control for suppressing the locking of a wheel by performing a pressure increase control, a pressure decrease control and a pressure holding control for a hydraulic pressure of the wheel brake, using the normally-open proportional solenoid valve and the normally-closed solenoid valve. | 06-27-2013 |
20130139501 | MASTER CYLINDER APPARATUS - A master cylinder apparatus A | 06-06-2013 |
20130103279 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS AND ROAD SURFACE FRICTION COEFFICIENT ESTIMATING DEVICE - One embodiment provides a vehicle brake hydraulic controller including: an antilock braking controlling module configured to perform an antilock braking control in which a brake hydraulic pressure applied to wheel brakes is reduced under the condition that a slip-related amount has reached a pressure reduction threshold value; and a turning judging module configured to judge whether a vehicle is turning based on a steering angle, wherein, when the antilock braking control is performed and in the case that the turning judging module judges that the vehicle is turning, the antilock braking controlling module performs a turning pressure reduction control so as to: change the pressure reduction threshold values to be more easily reached by the slip-related amount than at the time of straight running; and change the pressure reduction amounts to be larger than that at the time of straight running. | 04-25-2013 |
20130092022 | CYLINDER APPARATUS - A cup seal includes a base portion disposed on a cylinder bore opening portion side of a seal groove, an inner circumferential lip portion extended from an inner circumferential side of the base portion toward a cylinder bore bottom portion and having an inner circumferential surface slidably abutting against an outer circumferential surface of a piston (plunger), and an outer circumferential lip portion extended from an outer circumferential side of the base portion toward the cylinder bore bottom portion and having an outer circumferential surface abutting against a seal groove bottom surface. The cup seal also includes an abutment surface and contact pressure adjustment surface. | 04-18-2013 |
20130089438 | VEHICLE BRAKE HYDRAULIC CONTROL APPARATUS - A vehicle brake hydraulic control apparatus according to one embodiment includes: a suction valve; a pump; a motor for driving the pump; and a control unit controlling the suction valve and the motor through connection/disconnection of power thereto. The control unit includes: a detection module configured to detect a back electromotive voltage generated due to an inertia rotation of the motor after disconnection of power; a voltage check module configured to check whether a voltage condition is satisfied or not that the back electromotive voltage is equal to or less than a given voltage; and a time check module configured to check whether a time condition is satisfied or not that a given time has passed after the voltage condition has been satisfied. And, the control unit closes the suction valve when the time condition is satisfied. | 04-11-2013 |
20130076117 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus controls operations of a fluid pressure adjusting unit capable of performing adjustment of individually increasing and decreasing brake fluid pressures acting respectively on wheel brakes for front wheels and wheel brakes for rear wheels to be within allowable differential pressures allowable between the brake fluid pressures of the wheel brakes for the left and right coaxial front wheels and the left and right coaxial rear wheels. In the apparatus, a fluid pressure acquiring device acquires a lock fluid pressure of a wheel brake of a wheel coaxial with a wheel being a control target, the lock fluid pressure being a fluid pressure at which pressure decrease by an anti-lock brake control is started. An allowable differential pressure setting device sets the allowable differential pressures matching a road surface friction coefficient on the basis of at least the lock fluid pressure obtained by the fluid pressure acquiring device. The allowable differential pressures stably matching a friction coefficient of a road surface can be thereby obtained. | 03-28-2013 |
20130076116 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus controls operations of a fluid pressure adjusting unit capable of performing adjustment of individually increasing and decreasing brake fluid pressures acting respectively on wheel brakes for front wheels and wheel brakes for rear wheels to be within allowable differential pressures allowable between the brake fluid pressures of the wheel brakes for the left and right coaxial front wheels and the left and right coaxial rear wheels. In the apparatus, estimated vehicle body deceleration calculator calculates an estimated vehicle body deceleration of a vehicle and allowable differential pressure setting device sets the allowable differential pressures matching a road surface friction coefficient based on the estimated vehicle body deceleration calculated by the estimated vehicle body deceleration calculator. This enables accurate judgment of a road surface having a high friction coefficient and setting of sufficiently large allowable differential pressures. | 03-28-2013 |
20130061947 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL UNIT AND METHOD FOR PRODUCING THE SAME - A vehicle brake hydraulic pressure control unit includes a base body incorporating therein a brake fluid flow path and an electromagnetic valve which is an assembled part assembled into a mounting hole portion which is formed in the base body in such a manner as to communicate with the flow path. A hole wall of the mounting hole portion has a plastically deformed portion formed by pressing the hole wall in a downward direction of the mounting hole portion. A locking groove for the plastically deformed portion to enter is formed on an outer circumferential surface of the electromagnetic valve. An outside diameter of the electromagnetic valve at an upper side of the locking groove is made smaller than an outside diameter of the electromagnetic valve at a lower side of the locking groove. | 03-14-2013 |
20130017103 | MOTOR PUMPAANM KODAMA; TakuroAACI Ueda-cityAACO JPAAGP KODAMA; Takuro Ueda-city JPAANM YAMASHITA; TadashiAACI Ueda-cityAACO JPAAGP YAMASHITA; Tadashi Ueda-city JPAANM TANAKA; TomohideAACI Ueda-cityAACO JPAAGP TANAKA; Tomohide Ueda-city JP - A motor pump includes a base body, a pump, and a motor. The motor includes a tubular yoke having a bottom and an opening on a base body side, a bearing, a rotation shaft, a rotor, a commutator, a brush and a brush shaft. The bearing is fitted to an inside of a bearing hole of the base body, The brush holder is fitted to an inside of the yoke and engages with an outer peripheral surface of the bearing. The brush holder and the bearing are disposed so as to be spaced from the base body in an axial direction of the rotation shaft. The motor-side seal member is provided between the yoke and the base body. The base body constitutes a stopper that prevents the brush holder from being extracted from the yoke. | 01-17-2013 |
20130012644 | Carbon Fiber Composite Material, Oilfield Apparatus Thereof, and Method for Manufacture of The Same - A carbon fiber composite material ( | 01-10-2013 |
20120309887 | CARBON NANOFIBER, METHOD FOR PRODUCTION THEREOF, METHOD FOR PRODUCTION OF CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBER, AND CARBON FIBER COMPOSITE MATERIAL - A method of producing a carbon fiber composite material includes a first step and a second step. The first step includes oxidizing first carbon nanofibers produced by a vapor growth method to obtain second carbon nanofibers having an oxidized surface. The second step includes mixing the second carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain the carbon fiber composite material. The second carbon nanofibers obtained by the first step have a surface oxygen concentration measured by X-ray photoelectron spectroscopy (XPS) of 2.6 to 4.6 atm %. | 12-06-2012 |
20120304849 | VACUUM BOOSTER FOR A VEHICULAR BRAKE - In a vacuum booster for a vehicular brake, at least one of flat front attachment portion and flat rear attachment portion has a central disc portion which is concentric with a fitting cylindrical portion and plural side disc portions which are disposed around the central disc portion so as to be continuous with the central disc portion and to be spaced from each other. Bolts are inserted through at least a pair of side disc portions of the plural side disc portions. | 12-06-2012 |
20120298897 | ELECTRIC CONNECTION STRUCTURE OF ELECTROMAGNETIC VALVE DRIVE ASSEMBLY, ELECTROMAGNETIC VALVE DRIVE ASSEMBLY, AND VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - An electric connection structure of a solenoid valve drive assembly has a solenoid valve, a coil that drives the solenoid valve, and a housing in which the solenoid valve and the coil are located, so that a terminal of the coil and a terminal inside the housing are electrically connected to each other. In the electric connection structure, a coil urging part that urges the coil is provided between the housing and the coil, and the coil urging part has: a base portion to be attached to the housing, and an elastic portion that extends from the base portion to press the coil. | 11-29-2012 |
20120285555 | VEHICULAR BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicular brake fluid pressure control apparatus includes: normally open and normally closed electromagnetic valves disposed to correspond to plural wheel brakes; and a control unit which controls fluid pressures transmitted to the wheel brakes by controlling drive currents applied to the electromagnetic valves according to plural different fluid pressure control modes. The control unit controls the normally closed electromagnetic valves while switching, according to which of the fluid pressure control modes is effective, between a responsivity priority control in which drive currents applied to the normally closed electromagnetic valves are increased to a target current value instantaneously at a first slope, a silence priority control in which the drive currents are increased at a second slope gentler than the first slope, and an intermediate control in which the drive currents are increased at a third slope gentler than the first slope and steeper than the second slope. | 11-15-2012 |
20120253630 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT OPERATES ON VEHICLE - A control device for controlling a front wheel drive force and a rear wheel drive force of a vehicle includes a first controller for controlling a drive force of main drive wheels and a drive force of auxiliary drive wheels, wherein the drive force of the main drive wheel is one of the front-wheel drive force and the rear-wheel drive force, and the drive force of the auxiliary drive wheel is another of the front-wheel drive force and the rear-wheel drive force, and a second controller for sending to the first controller an auxiliary drive-wheels-limiting drive force for limiting the drive force of the auxiliary drive wheels. The second controller has a preparatory unit for preparing reference drive force, a first limiting unit for limiting a reduction in the auxiliary drive-wheels-limiting drive force, and a second limiting unit for limiting an increase in the auxiliary-drive-wheels-limiting drive force. The second controller sends to the first controller the reference drive force as the auxiliary-drive-wheels-limiting drive force via the first limiting unit and the second limiting unit. | 10-04-2012 |
20120253623 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT OPERATES ON VEHICLE - A control device for controlling a front wheel drive force and a rear wheel drive force of a vehicle comprises a first controller for controlling a drive force of a main drive wheel and a drive force of an auxiliary drive wheel, the drive force of the main drive wheel being one of the front-wheel drive force and the rear-wheel drive force, and the drive force of the auxiliary drive wheel being another of the front-wheel drive force and the rear-wheel drive force; a second controller for sending to the first controller an auxiliary-drive-wheels-limiting drive force for limiting the drive force of the auxiliary drive wheels in a case that the vehicle is traveling in an unstable state; and a third controller for controlling a motor drive force, which is a source of the drive force of the main drive wheel and the drive force of the auxiliary drive wheel. The third controller reduces the motor drive force on the basis of the auxiliary-drive-wheel-limiting drive force. | 10-04-2012 |
20120253622 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT OPERATES ON VEHICLE - A drive force-limiting device for limiting a drive force that acts on a drive wheel of a vehicle includes an acceleration correction unit for correcting a first acceleration of the vehicle and obtaining a corrected second acceleration, a first calculation unit for calculating a first speed of the vehicle on the basis of a wheel speed of the drive wheel and the first acceleration, a second calculation unit for calculating a second speed of the vehicle on the basis of the wheel speed and the second acceleration, a request unit for requesting a limiting drive force for limiting the drive force in a case that a difference between the first speed and the second speed is equal to or greater than a first threshold value, and an estimation unit in which the second speed is used as an estimated speed of the vehicle. The request unit requests the limiting drive force, whereby, when the wheel speed is less than a second threshold value, the estimation unit resets the second speed using the first speed and obtains the estimated speed. | 10-04-2012 |
20120253621 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT OPERATES ON VEHICLE - A control device for controlling a drive force that operates on a vehicle includes a first controller for controlling the drive force, and a second controller for sending to the first controller a limit of the drive force. The second controller has an input unit for inputting the drive force outputted from the first control means, and a calculation unit for computing in a first mode a limiting drive force for limiting the drive force. In a case that a first difference between the drive force and the limiting drive force is equal to or greater than a threshold value, the calculation unit calculates the limiting drive force in a second mode instead of the first mode so that the first difference is limited from becoming greater. | 10-04-2012 |
20120253614 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT OPERATES ON VEHICLE - A control device for controlling a front wheel drive force and a rear wheel drive force of a vehicle that includes a transmission comprises: a first controller for controlling a drive force of a main drive wheel and a drive force of an auxiliary drive wheel, the drive force of the main drive wheel being one of the front-wheel drive force and the rear-wheel drive force, and the drive force of the auxiliary drive wheel being another of the front-wheel drive force and the rear-wheel drive force; and a second controller for detecting whether a speed-change ratio of the transmission has changed. In a case that the second controller has detected that the speed-change ratio has changed, the first controller increases the drive force of the auxiliary drive wheel and reduces the drive force of the main drive wheel. | 10-04-2012 |
20120253546 | CONTROL DEVICE FOR CONTROLLING DRIVE FORCE THAT ACTS ON VEHICLE - A control device for controlling a drive force that acts on a vehicle includes a first controller for controlling the drive force, and a second controller for sending to the first control means a limit of the drive force. The second controller has an input unit for inputting the drive force outputted from the first controller, and a calculation unit for calculating a limiting drive force for limiting the drive force. In the case that a first value obtained by subtracting the drive force from the limiting drive force is equal to or greater than a threshold value, the calculation unit outputs a second value that is greater than the limiting drive force. | 10-04-2012 |
20120248862 | ELECTRIC BRAKING DEVICE - In an electric braking device that produces brake fluid pressure by driving a second slave piston in the axial direction with the driving force by a motor, a driving force transmission mechanism for transferring the driving force by the motor includes a nut that rotates upon reception of the rotational driving force by the motor, and a ball screw shaft which is engaged with the nut and is movable in the axial direction and which abuts the second slave piston. The electric braking device further includes a worn-out reducer for reducing the worn-out of a contact part between the ball screw shaft and the second slave piston. | 10-04-2012 |
20120248354 | NORMALLY OPEN ELECTROMAGNETIC VALVE - A normally open electromagnetic valve includes: a fixed core; a movable core which is driven when excited; a valve seat member in the fixed core and having a funnel-shaped valve seat surface; a valve member disposed so that the valve member advances or retreats together with the movable core with one end of the valve member kept in contact with the movable core, and that the other end of the valve member closes or opens a flow passage by coming into contact with or separates from the valve seat surface; and a return spring. The fixed core has a cylindrical holding hole. The valve member advances or retreats being guided by the holding hole in sliding contact with the holding hole. The movable core has a projection which projects toward the fixed core and which is directly inserted into the holding hole. | 10-04-2012 |
20120241036 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A vehicle brake hydraulic pressure control apparatus includes: a control unit into which a base body, a motor and a controller housing are unitized and in which the motor and the controller housing are disposed so as to hold the base body therebetween; and a support device interposed between a vehicle body and the control unit. The support device has a lower mount member fixed to a lower surface of the base body that becomes vertical when the control unit is mounted on the vehicle body and a bracket that connects the lower mount member with the vehicle body. A center of gravity of the control unit is situated on the base body. The lower mount member is supported by the bracket to be situated at an intersection point between a vertical line passing through the center of gravity and the lower surface of the base body. | 09-27-2012 |
20120222925 | VEHICLE DISC BRAKE - A vehicle disc brake includes pad retainers. The pad retainer includes retainer portions disposed on torque bearing faces, pad spring-back pieces projected from radially inner sides of the retainer portions and disposed on lug piece movably supporting faces, and a connecting piece connecting radially outer sides of the retainer portions. The pad spring-back piece includes a spring-back portion extended from a base end portion thereof and inclined gradually radially inwards from the base end portion towards a distal end portion, so that the distal end portion is allowed to be brought into abutment with the lug piece movably supporting face, in such a state that the lug piece is assembled to the pad guide portion via the pad retainer and a pad abutment portion extended radially outwards from the spring-back portion to be brought into abutment with a radially inner face of the lug piece. | 09-06-2012 |
20120212043 | BRAKE FLUID PRESSURE CONTROL APPARATUS FOR VEHICLE - A brake fluid pressure control apparatus for a vehicle includes a parameter calculation unit configured to calculate a rollover detection parameter; and a steering maneuver determination unit configured to determine whether an abrupt steering maneuver is made. The parameter calculation unit is configured to calculate a first composition roll angle as the rollover detection parameter, by combining at a predetermined weight assignment ratio a first roll angle equivalent to an actual roll angle with a second roll angle obtained using a parameter which changes with a phase earlier than the first roll angle, and to calculate the first composition roll angle by changing the weight assignment ratio such that a weight of the second roll angle is higher when the steering maneuver determination unit determines that an abrupt steering maneuver is made than when the steering maneuver determination unit determines that the abrupt steering maneuver is not made. | 08-23-2012 |
20120203423 | ABNORMALITY JUDGMENT DEVICE AND VEHICLE CONTROLLER - According to an aspect of the present invention, there is provided an abnormality judgment device including: a change amount calculator configured to calculate a change amount between currently-obtained and previously-obtained steering angles; a storage section configured to store a threshold value; a reference setting section configured to set a reference steering angle; an incrementing section configured to continue gradually incrementing the threshold value after the change amount exceeds the threshold value, for a judgment time; a deviation comparator configured to compare an absolute deviation between the currently-obtained steering angle and the reference steering angle with the threshold value, and to count a counter when the absolute deviation exceeds the threshold value; and a judgment section configured to judge that the steering angle sensor is abnormal when the counter reaches a predetermined value. | 08-09-2012 |
20120174575 | FLUID PRESSURE BOOSTER FOR BRAKING DEVICE - A fluid pressure booster for a braking device includes a control piston on which an input brake operation acts in an advancing direction, and a reaction force based on fluid pressure of a booster fluid pressure generation chamber acts in a retracting direction. A pressure increasing valve is provided between a valve chamber communicating with a fluid pressure generation source and the booster fluid pressure generation chamber. A pressure reducing valve is provided between a release chamber communicating with a reservoir and the booster fluid pressure generation chamber. At least one contraction portion is formed between an outer periphery of a front portion of the pressing rod and an inner periphery of a front portion of a valve seat member. | 07-12-2012 |
20120132837 | HYDRAULIC CONTROL APPARATUS AND METHOD FOR MANUFACTURING THE SAME - A hydraulic control apparatus is disclosed which includes: a base body; and a housing to be fixed to one surface of the base body. The housing includes an opening facing the one surface of the base body. The opening includes a flange portion formed on and projected outwardly from an opening edge portion. The flange portion includes a screw-formed housing fixing hole for fixing the housing to the base body using a fastening member and a reference hole for provisionally fixing the housing when assembling parts to the housing. The reference hole is formed by lightening the flange portion and arranged parallel to the housing fixing hole. | 05-31-2012 |
20120119566 | ELECTRIC BRAKE ACTUATOR AND VEHICLE BRAKE SYSTEM - An electric brake actuator (motor cylinder apparatus) for generating hydraulic brake pressure on the basis of at least an electric signal corresponding to brake manipulation by an operator, which is incorporated in a vehicle brake system with an input apparatus being arranged separately from the electric brake actuator and receiving the brake manipulation. A reservoir reserving brake fluid is attached to a cylinder body included in the electric brake actuator, and the ceiling of the reservoir is inclined from the axis of the cylinder body in correspondence with an arrangement of the main body inclined from the horizontal line. | 05-17-2012 |
20120118682 | INPUT DEVICE OF VEHICLE BRAKE SYSTEM - The present invention provides an input device of a vehicle brake system, the input device being a separate unit from an electric brake actuator, the electric brake actuator for generating a first fluid pressure, the input device of the vehicle brake system comprising: a master cylinder for generating a second fluid pressure; a stroke simulator for applying a simulated reaction force, the stroke simulator and the master cylinder forming an attachment body, with the stroke simulator disposed in communication with the master cylinder; and a component storage box provided on the attachment body for a component of either one of the master cylinder and the stroke simulator, wherein the attachment body has a vent hole with a first end in communication with the component storage box and a second end in communication with a space formed before a surface of a dashboard having the input device mounted thereon. | 05-17-2012 |
20120046805 | VEHICLE CONTROLLER - According to one embodiment, there is provided a vehicle controller including: a sudden change judgment section that judges whether a change rate of a detected yaw rate is equal to or more than a predetermined value; a normative yaw rate calculator that calculates a normative yaw rate based on a steering angle amount; and a correction section that performs a correction for making a detected lateral acceleration close to a value to be detected at a gravity center of a vehicle, by using: the detected yaw rate when the sudden change judgment section judges that the change rate of the detected yaw rate is less than the predetermined value; and the normative yaw rate instead of the detected yaw rate when the sudden change judgment section judges that the change rate of the detected yaw rate is equal to or more than the predetermined value. | 02-23-2012 |
20120040176 | CARBON FIBER COMPOSITE MATERIAL AND METHOD OF PRODUCING THE SAME, FORMED PRODUCT OF CARBON FIBER COMPOSITE AND METHOD OF PRODUCING THE SAME, CARBON FIBER-METAL COMPOSITE MATERIAL AND METHOD OF PRODUCING THE SAME, AND FORMED PRODUCT OF CARBON FIBER-METAL COMPOSITE AND METHOD OF PRODUCING THE SAME - A method of producing a carbon fiber composite material including: mixing an elastomer which includes an unsaturated bond or a group having affinity to carbon nanofibers with metal particles; and dispersing the carbon nanofibers into the elastomer including the metal particles by a shear force. | 02-16-2012 |
20110290600 | CALIPER BODY FOR DISC BRAKE FOR VEHICLE - [Object] There is provided a caliper body for a two system-type disc brake for a vehicle, which is reduced in size and has an improved air bleeding property by employing a simple structure. | 12-01-2011 |
20110265901 | BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS FOR VEHICLE - A brake hydraulic pressure control apparatus for a vehicle includes: a base member; a control housing including a storage space for storing an electromagnetic valve on one face of the base member and a coil assembly; and a pump driving motor on a back face of the base member. The base member are provided with: two housing mounting penetration holes through which housing mounting screws for fixing the control housing are to be inserted; two motor mounting holes into which motor mounting screws for fixing the motor are to be inserted; and a rotation shaft storage hole into which a rotation shaft of the motor is to be stored, wherein the housing mounting penetration holes and the motor mounting holes are respectively disposed point-symmetrically with respect to the center of the rotation shaft storage hole. | 11-03-2011 |
20110265892 | CONNECTION STRUCTURE FOR ELECTRICAL COMPONENT ASSEMBLY, HYDRAULIC PRESSURE CONTROL APPARATUS, AND METHOD FOR PRODUCING ELECTRICALLY CONDUCTIVE MEMBER - A connection structure for electrical component assembly including: an electrical component assembly provided with a coil energized through a pair of electrically conductive members; and a housing that covers the electrical component assembly and that is provided with housing-side connection terminals. The electrically conductive member has a connection terminal section connectable to the housing-side connection terminal. The connection terminal section is bent toward a side departing from the coil so as to protrude toward a side of the electrical component assembly, and one of the connection terminal sections is arranged at a position deviated in an axis direction of the coil relative to the other of the connection terminal sections. | 11-03-2011 |
20110239857 | PISTON PUMP - According to one embodiment, there is provide a piston pump, including: a cylinder having a bottomed cylindrical shape; a piston slidable within the cylinder, the cylinder and the piston defining a pressure chamber therebetween; a suction valve unit disposed in a suction passage of the pressure chamber; and a discharge valve unit disposed in a discharge passage of the pressure chamber, wherein the piston includes a cylindrical piston portion and a large diameter piston portion provided to cover one end of the cylindrical piston portion, and wherein the large diameter piston portion includes a working fluid guide groove extending thereinside along the axial direction of the piston. | 10-06-2011 |
20110239641 | BRAKE FLUID PRESSURE CONTROL DEVICE FOR VEHICLE - A brake fluid pressure control device for a vehicle includes: a base body; reservoirs to store brake fluid in the base body; and a single lid member secured to the base body. The reservoir has a reservoir hole, a piston that slides inside the reservoir hole, and a spring that biases the piston. The lid member hermetically seals the reservoir holes. The lid member includes a plate member with which the springs make contact and a ring-shaped sealing member held between one face of the base body to which the plate member is secured and the other face of the plate member opposed to the one face to provide a sealing function. In the lid member, a screw hole is disposed outside a region surrounded by the sealing member and a communication passage communicating with the reservoir holes is provided inside the region. | 10-06-2011 |
20110222254 | ELECTRICAL CONNECTION STRUCTURE OF ELECTRONIC BOARD - An electrical connection structure of an electronic board includes: a board support member formed of synthetic resin; an electronic board fixed to the board support member; an electrical connection pad disposed on the electronic board; a bus bar disposed in the board support member; and a bonding wire that electrically connects the electrical connection pad and the bus bar. The bus bar includes: an exposed portion exposed in a face of the board support member; an embedded portion embedded in the board support member; and a connection portion extending from the exposed portion and being electrically connected to an electrical component. An end of the bonding wire is bonded to the exposed portion, and a first cut portion is formed in the embedded portion. | 09-15-2011 |
20110204708 | BRAKE FLUID PRESSURE CONTROL DEVICE FOR VEHICLE - A brake fluid pressure control device has a base unit including: an inlet valve mounting hole; an outlet valve mounting hole; a reservoir hole; a cylinder hole into which a plunger is inserted to freely slide in the cylinder hole; an inflow hole that connects the outlet valve mounting hole and the reservoir hole; a suction hole that connects the reservoir hole and the cylinder hole; and a discharge hole that connects the cylinder hole and the inlet valve mounting hole, wherein the suction hole is configured to be inserted with a suction valve that allows only an inflow of the brake fluid into the cylinder hole, wherein the discharge hole is configured to be inserted with a discharge valve that allows only a discharge of the brake fluid from the cylinder hole, and wherein the inflow hole and the suction hole are arranged to be substantially in parallel with each other. | 08-25-2011 |
20110166255 | SEALING MEMBER FOR PIPING COMPONENT HAVING EXCELLENT CHLORINE RESISTANCE, METHOD FOR PRODUCING SEALING MEMBER FOR PIPING COMPONENT HAVING EXCELLENT CHLORINE RESISTANCE, SEALING MEMBER FOR PIPING COMPONENT HAVING EXCELLENT OIL RESISTANCE, AND PIPING COMPONENT HAVING EXCELLENT OIL RESISTANCE - Disclosed is a method for producing a sealing member for piping materials having excellent chlorine resistance, which includes a first step and a second step. The first step is a step wherein first carbon nanofibers produced by vapor deposition are subjected to an oxidation treatment, thereby obtaining second carbon nanofibers each having an oxidized surface. The second step is a step wherein carbon black having an average particle diameter of from 50 nm to 10 μm and the second carbon nanofibers are mixed into an ethylene-propylene rubber and dispersed in the ethylene-propylene rubber by a shearing force. | 07-07-2011 |
20110163656 | Method of manufacturing thin film, substrate having thin film, electron emission material, method of manufacturing electron emission material, and electron emission device - A method of manufacturing a thin film, including: mixing carbon nanofibers into an elastomer including an unsaturated bond or a group having affinity to the carbon nanofibers, and dispersing the carbon nanofibers by applying a shear force to obtain a carbon fiber composite material; mixing the carbon fiber composite material and a solvent to obtain a coating liquid; and applying the coating liquid to a substrate to form a thin film. | 07-07-2011 |
20110160375 | CARBON FIBER COMPOSITE MATERIAL, METHOD OF PRODUCING THE SAME, INSULATING ARTICLE, ELECTRONIC PART, AND LOGGING TOOL - A carbon fiber composite material comprising 100 parts by mass of an elastomer, and 20 to 100 parts by mass of carbon nanofibers that have been oxidized and reduced in number of branch points. The carbon fiber composite material has a dynamic modulus of elasticity (E′) at 200° C. and 10 Hz of 10 to 1000 MPa, and a volume resistivity of 10 | 06-30-2011 |
20110156357 | DYNAMIC SEAL MEMBER - A dynamic seal member includes a ternary fluoroelastomer (FKM) and carbon nanofibers. The carbon nanofibers are carbon nanofibers having an average diameter of 10 to 20 nm, or carbon nanofibers having an average diameter of 60 to 110 nm and subjected to a low-temperature heat treatment. The carbon nanofibers having an average diameter of 60 to 110 nm and subjected to the low-temperature heat treatment have a ratio (D/G) of a peak intensity D at around 1300 cm | 06-30-2011 |
20110156356 | Seal member - The seal member includes a tetrafluoroethylene-propylene copolymer (FEPM) and carbon nanofibers. The seal member has a number of cycles to fracture of 10 or more when subjected to a tension fatigue test at a temperature of 150° C., a maximum tensile stress of 2 N/mm, and a frequency of 1 Hz. The seal member exhibits excellent heat resistance and abrasion resistance. | 06-30-2011 |
20110156355 | SEAL MEMBER - A seal member includes a hydrogenated acrylonitrile-butadiene rubber (HNBR) and carbon nanofibers. The seal member has a number of cycles to fracture of 7000 or more when subjected to a tensile fatigue test at a temperature of 70° C., a maximum tensile stress of 4 N/mm, and a frequency of 1 Hz. The seal member exhibits excellent abrasion resistance. | 06-30-2011 |
20110125379 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus includes: a control unit including a memory part for storing a valve closing map which shows a relationship between a differential pressure between an upstream side and a downstream side of a pressure regulator valve and an output current value for closing the pressure regulator valve and a valve opening map which shows a relationship between the differential pressure and an output current value for opening the pressure regulator valve, wherein the control unit executes a current value switching control in which the output current value of the valve closing map is changed to that of the valve opening map and thereafter, the output current of the valve opening map is changed to an output current value which lies somewhere between the output current values of the valve closing map and the valve opening map. | 05-26-2011 |
20110121641 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus includes: a normally open electromagnetic valve which adjusts a differential pressure between an upstream side and a downstream side; and a control unit including a memory part which stores a valve closing map which shows a relationship between the differential pressure between the upstream side and the downstream side of the pressure regulator valve and an output current value for closing the pressure regulator valve and a valve opening map which shows a relationship between the differential pressure and an output current value for opening the pressure regulator valve, wherein when attempting to reduce a fluid pressures, the control unit executes a current value switching control which controls a current flowing to the pressure regulator valve by selecting alternately an output current value of the valve opening map and an output current value of the valve closing map. | 05-26-2011 |
20110118949 | VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus includes: a controller configured to control fluid pressures in wheel brakes to increase or reduce by controlling normally open electromagnetic valves and normally closed electromagnetic valves, wherein the controller perform: a pressure reducing in a pressure reducing cycle in which a basic pressure reducing control and a gradual pressure control are performed continuously in a case that the controller determines to execute a pressure reducing control with wheel speeds decreasing; a pressure reducing control in a basic pressure reducing amount in the basic pressure reducing control; and a temporary holding control for holding the fluid pressure and a fine pressure reducing control for executing a pressure reducing in an amount smaller than the basic pressure reducing amount in a case that the wheel speeds tend to decrease after the temporary holding control in the gradual pressure reducing control. | 05-19-2011 |
20110114429 | VEHICLE DRUM BRAKE - A vehicle drum brake includes: a first brake shoe; a second brake shoe; a parking brake lever connected with the second brake shoe; a pull unit connected with the parking brake lever; a strut including a curved portion which is curved towards an outer circumferential side of the backing plate, the strut being disposed between a portion of the parking brake lever which lies closer to the portion where the pull means is connected than the portion where the parking brake lever is attached and the first brake shoe; a strut return spring for returning the strut in a non-operating state to its initial position is provided to extend between the strut and the second brake shoe; and an engagement hole formed in the curved portion of the strut for one end portion of the strut return spring to be brought into engagement therewith. | 05-19-2011 |
20110114280 | GRAVITY CASTING METHOD - A gravity casting method includes: situating a molding die having a feeder portion in communication with a cavity above the cavity to a horizontal state and pouring a molten metal from a runner in communication with the cavity; putting the molding die to a state inclined at a predetermined angle during pouring of the molten metal from a stage where the molten metal is filled in the runner and prevailing the molten metal while pouring to the inside of the cavity and the feeder portion; and returning the molding die to the horizontal state after the molten metal has been poured completely, and solidifying the molten metal. | 05-19-2011 |
20110089756 | BRAKE HYDRAULIC PRESSURE CONTROL DEVICE FOR VEHICLE - A brake hydraulic pressure control device includes: a normally open linear solenoid valve configured to adjust a valve closing force depending on an power supply amount; a normally closed solenoid valve; and a controller configured to control switching of a hydraulic pressure within the wheel brake between a pressure increasing state, a pressure holding state, or a pressure reducing state, wherein: when shifting to the pressure increasing state from the pressure reducing state or the pressure holding state is made, the controller controls the power supply amount so that increasing is made at a first gradient up to a turning point target hydraulic pressure, and increasing is made at a second gradient gentler than the first gradient from the turning point target hydraulic pressure up to the end of the increasing; and the controller determines the turning point target hydraulic pressure. | 04-21-2011 |
20110062775 | ELECTRONIC CONTROL UNIT ASSEMBLING METHOD, ELECTRONIC CONTROL UNIT AND VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - An electronic control unit includes: a sensor board on which a sensor is mounted; a control board configured to control an operation of each electric component, based on a physical quantity detected by the sensor; and a housing configured to accommodate the sensor board and the control board, wherein: in an internal space of the housing, a first accommodation chamber in which the electric component is accommodated, a second accommodation chamber in which the sensor board and the control board are accommodated in a hierarchical state, and a partitioning portion which partitions between the first accommodation chamber and the second accommodation chamber are formed; and the sensor board and the control board are supported by the partitioning portion, and a rib is protrudingly provided on the partitioning portion. | 03-17-2011 |
20110060087 | CARBON NANOFIBER, METHOD FOR PRODUCTION THEREOF, METHOD FOR PRODUCTION OF CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBER, AND CARBON FIBER COMPOSITE MATERIAL - A method of producing a carbon fiber composite material includes a first step and a second step. The first step includes oxidizing first carbon nanofibers produced by a vapor growth method to obtain second carbon nanofibers having an oxidized surface. The second step includes mixing the second carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain the carbon fiber composite material. The second carbon nanofibers obtained by the first step have a surface oxygen concentration measured by X-ray photoelectron spectroscopy (XPS) of 2.6 to 4.6 atm %. | 03-10-2011 |
20110016861 | VEHICLE BRAKE DEVICE - A vehicle brake device includes an elastic body being formed such that a circulation of an operation fluid is permitted from a front end to a rear end of the elastic body until a filling rate of the elastic body reaches a predetermined value in a filling area where deformation of the elastic body is stopped by restraint of a control piston in a state where a forward stroke of the control piston is less than at least a predetermined stroke, but the circulation of the operation fluid is stopped when the filling rate reaches the predetermined value or more. | 01-27-2011 |
20110001072 | NORMALLY OPENED SOLENOID VALVE - A normally opened solenoid valve includes: a coil; a fixed core; a movable core; a valve seat located at one of openings of a through hole formed in the fixed core; and a valve body inserted into the through hole. The valve body includes: a shaft part inserted into the through hole and pressed by the movable core; a valve part seated on or separated from the valve seat; and a connection part configured to connect the shaft part with the valve part. The connection part includes a conical portion increased in diameter toward the shaft part from the valve part. A plurality of reduced thickness portions, each having a concave shape as viewed in an axial direction, are formed in the conical portion. The reduced thickness portions are located at equal intervals in a circumferential direction of the conical portion. | 01-06-2011 |
20100324194 | Composite Material and Method of Producing the Same, and Composite Metal Material and Method of Producing the Same - A method of producing a composite material which includes a carbon-based material and a particulate or fibrous metal material Z. The method includes steps (a) to (c). In the step (a), at least a first carbon material and the metal material Z mixed into an elastomer, and dispersing the first carbon material and the metal material Z by applying a shear force to obtain a composite elastomer, the metal material Z having a melting point lower than a melting point of the first carbon material. In the step (b), the composite elastomer is heat-treated to vaporize the elastomer to obtain an intermediate composite material including a second carbon material and the metal material Z. In the step (c), the intermediate composite material is heat-treated together with a substance including an element Y having a melting point lower than the melting point of the metal material Z to vaporize the substance including the element Y. | 12-23-2010 |
20100286309 | THERMOSETTING RESIN COMPOSITION AND METHOD OF PRODUCING THE SAME - A thermosetting resin composition including: a matrix including a thermosetting resin and an elastomer; and carbon nanofibers dispersed in the matrix. The elastomer includes an unsaturated bond or a group having affinity to the carbon nanofibers. | 11-11-2010 |
20100279099 | CARBON FIBER COMPOSITE MATERIAL AND PROCESS FOR PRODUCING THE SAME - The present invention provides a carbon fiber composite material comprising an elastomer and a carbon nanofiber dispersed in the elastomer, wherein the elastomer has an unsaturated bond or a group, having affinity to the carbon nanofiber. Also disclosed is a process for producing the carbon fiber composite material. | 11-04-2010 |
20100244551 | VEHICLE BRAKING APPARATUS - A vehicle braking apparatus includes: a control piston configured to operate so that a reaction force based on the fluid pressure of the boosted fluid pressure application chamber is balanced with a braking operation input from the brake operation member; an elastic member including: a first face adapted to contact with a simulator piston connected to the brake operation member and slidably accommodated in the control piston; and a second face; a sliding member adapted to contact with the second face, the sliding member being accommodated in the control piston; a spring disposed between the sliding member and the control piston; and an odd-shaped portion disposed at least one of the first and second faces of the elastic member, the odd-shaped portion configured to increase a contacting area of the elastic member and at least one of the simulator piston and the sliding member. | 09-30-2010 |
20100243389 | DISK BRAKE FOR VEHICLE - A disk brake for a vehicle includes: a caliper bracket; a pair of caliper support arms; pad guide grooves that have outer side surfaces, inner side surfaces and opposed surfaces; and lug pieces that protrude on both side parts of back plates of friction pads supported by the pad guide grooves through a pad retainer, the pad retainer including a pair of retainer parts, a connecting piece and pad resilient parts, wherein: the retainer parts include inner side pieces arranged along the inner side surfaces of the pad guide grooves, outer side pieces arranged along the outer side surfaces of the pad guide grooves and interior pieces that connect the outer side pieces to the inner side pieces; and the outer side pieces include impact suppressing parts that restrain the lug pieces from colliding with the outer side surfaces through the outer side pieces. | 09-30-2010 |
20100243385 | VEHICLE DISK BRAKE - A vehicle disc brake includes pad retainers. Each pad retainer includes: a pair of retainer portions; a connecting piece connecting the pair of retainer portions together; and pad returning portions. The retainer portion includes: an inner piece; an outer piece; and a deep side piece which is laid on the opposing surface so as to connect the outer piece and the inner piece together. The pad returning portion is formed by inclining a distal end portion of a narrow elongated piece while causing the distal end portion to warp into a curved shape. A dislodgement preventing projecting portion is formed through pressing on at least one of the outer piece and the inner piece so as to project towards an interior of a pad guide groove so that the lug piece can ride thereover when the lug piece is inserted into the pad guide groove. | 09-30-2010 |
20100234514 | Composite material - A composite material, including: an elastomer, carbon nanofibers having an average diameter of 0.7 to 15 nm and an average length of 0.5 to 100 micrometers; and carbon black having an average particle diameter of 10 to 100 nm and a DBP absorption of 100 ml/100 g or more, the carbon nanofibers and the carbon black being dispersed in the elastomer. The elastomer includes an unsaturated bond or a group exhibiting affinity to the carbon nanofibers. The composite material includes the carbon nanofibers in an amount of 1 to 30 vol % and the carbon black in an amount of 10 to 40 vol %. The composite material has an average coefficient of linear expansion of 100 ppm (1/K) or less and a differential coefficient of linear expansion of 120 ppm (1/K) or less at −80 to 300° C. | 09-16-2010 |
20100193301 | VEHICLE DISC BRAKE DEVICE - A vehicle disc brake device for preventing snow, ice, and mud from adhering to a caliper includes a body-anchoring part provided in a cylinder of a caliper, the body-anchoring part for securing a wire guide used to support a brake wire. The body-anchoring part has a first surface oriented along the longitudinal direction of the brake wire, and a second surface located on the side opposite the first surface. A wire-guide-anchoring part is secured to the second surface. The first surface is a flat, inclined surface. | 08-05-2010 |
20100180690 | ELECTRIC PART PROTECTION MEMBER AND ASSEMBLING METHOD THEREFOR - An electric part protection member for a projecting contact terminal which projects from a supporting portion of an electric part, includes a bottomed cylindrical cap portion, adapted to be detachably placed over the supporting portion, wherein: the cap portion is formed of a conductive member; and when the cap portion is placed over the supporting portion, the cap portion is electrically connected to a housing of the electric part, and the contact terminals are spaced apart from the cap portion. | 07-22-2010 |
20100133896 | ELECTRONIC CONTROL UNIT AND VEHICLE BEHAVIOR CONTROL DEVICE - An electronic control unit which includes: a sensor board to which a sensor for detecting a predetermined physical quantity is attached; a control board which controls an operation of an electric part based on the physical quantity detected by the sensor; and a housing which accommodates the sensor board and the control board, wherein the housing has a first room for accommodating the electric part, a second room for accommodating the sensor board and the control hoard in a stacked condition, and a partition portion for separating the first room and the second room from each other, wherein a recess which is opened to the second room is formed in the partition portion, and a sensor accommodating portion for accommodating the sensor is formed using the recess. | 06-03-2010 |
20100071547 | CYLINDER APPARATUS - A cup seal | 03-25-2010 |
20100071546 | CYLINDER APPARATUS - A cup seal | 03-25-2010 |
20100015032 | Carbon-based material and method of producing the same, and composite material and method of producing the same - A method of producing a carbon-based material having an activated surface includes: (a) mixing an elastomer and a carbon material, and dispersing the carbon material by applying a shear force to obtain a composite elastomer; and (b) heat-treating the composite elastomer at a temperature for vaporising an elastomer to vaporize the elastomer in the composite elastomer. | 01-21-2010 |
20100009204 | CARBON NANOFIBERS, METHOD OF PRODUCING THE SAME, AND CARBON FIBER COMPOSITE MATERIAL - A carbon fiber composite material includes an elastomer and carbon nanofibers uniformly dispersed in the elastomer. The carbon nanofibers are produced by a vapor growth method and then heated at a temperature that is in a range from 1100 to 1600° C. and is higher than the reaction temperature employed in the vapor growth method. | 01-14-2010 |
20100009183 | Carbon fiber composite material - A carbon fiber composite material having an elastomer and vapor-grown carbon fibers dispersed in the elastomer. The vapor-grown carbon fibers are rigid fibers having an average diameter of 20 to 200 nm, an average length of 5 to 20 micrometers, and an average value of bending indices defined by the following expression (1) of 5 to 15, | 01-14-2010 |
20100009160 | CARBON NANOFIBERS, METHOD OF PRODUCING CARBON NANOFIBERS, CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBERS, AND METHOD OF PRODUCING THE CARBON FIBER COMPOSITE MATERIAL - A method of producing carbon nanofibers includes grinding untreated carbon nanofibers produced by a vapor growth method. The untreated carbon nanofibers are ground so that the ground carbon nanofibers have a tap density 1.5 to 10 times higher than that of the untreated carbon nanofibers. A method of producing a carbon fiber composite material includes mixing carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain a carbon fiber composite material. | 01-14-2010 |
20090306270 | FIBER COMPOSITE MATERIAL AND METHOD OF PRODUCING THE SAME - A fiber composite material, including: an elastomer; carbon nanofibers having an average diameter of 0.7 to 15 nm and an average length of 0.5 to 100 micrometers; and fibers having an average diameter of 1 to 100 micrometers and an aspect ratio of 50 to 500, the carbon nanofibers and the fibers being dispersed in the elastomer, and the elastomer including an unsaturated bond or a group exhibiting affinity to the carbon nanofibers. | 12-10-2009 |
20090253852 | HEAT-RESISTANT SEAL MATERIAL, ENDLESS SEAL MEMBER USING HEAT-RESISTANT SEAL MATERIAL, AND DOWNHOLE APPARATUS INCLUDING ENDLESS SEAL MEMBER - A heat-resistant seal material includes 100 parts by weight of a ternary fluoroelastomer, 1 to 30 parts by weight of vapor-grown carbon fibers having an average diameter of more than 30 nm and 200 nm or less, and carbon black having an average particle diameter of 25 to 500 nm. The heat-resistant seal material contains the vapor-grown carbon fibers and the carbon black in an amount of 20 to 40 parts by weight in total. The heat-resistant seal material has a compression set when subjected to a compression set test at a compression rate of 25% and a temperature of 200° C. for 70 hours of 0 to 15% and a dynamic modulus of elasticity at 200° C. (E′/200° C.) of 30 to 100 MPa. | 10-08-2009 |
20090241539 | VEHICULAR BRAKE APPARATUS - An annular sealing member | 10-01-2009 |
20090206653 | BRAKE FLUID PRESSURE CONTROL DEVICE FOR BAR HANDLE VEHICLE - A brake fluid pressure control device for a bar handle vehicle has a front wheel brake system which imparts a braking force to a front wheel and a rear wheel brake system which imparts a braking force to a rear wheel. At least one of the brake systems has a master cylinder which generates brake fluid pressure in accordance with an operation amount of a brake operation element, first and second wheel cylinders both of which impart the brake force on one of the front and rear wheels, a first hydraulic path which communicates the master cylinder with the first wheel cylinder, a second hydraulic path which is branched from the first hydraulic path and connected to the second wheel cylinder and a boosting unit which boosts the brake fluid pressure in the second wheel cylinder without boosting the brake fluid pressure in the first wheel cylinder. | 08-20-2009 |
20090166918 | Carbon fiber composite material and process for producing the same - The present invention provides a carbon fiber composite material comprising an elastomer and a carbon nanofiber dispersed in the elastomer, wherein the elastomer has an unsaturated bond or a group, having affinity to the carbon nanofiber. Also disclosed is a process for producing the carbon fiber composite material. | 07-02-2009 |
20090149594 | Carbon fiber composite material and method of producing the same - A method of producing a carbon fiber composite material includes: a first mixing step of mixing an elastomer and carbon nanofibers at a first temperature; and a second mixing step of mixing a mixture obtained by the first mixing step at a second temperature, and the first temperature is 50 to 100° C. lower than the second temperature. | 06-11-2009 |
20090071325 | CYLINDER DEVICE - A cup seal | 03-19-2009 |
20090069978 | VEHICLE BEHAVIOR CONTROL APPARATUS - A control section includes a first turning direction estimating mechanism for estimating a first turning direction from a sign of the first yaw rate when an absolute value of the first yaw rate is a first threshold value or more, a second turning direction estimating mechanism for estimating a second turning direction from a sign of a difference between the second yaw rate and the second threshold value when the second yaw rate is not less than or not more than the second threshold value, a vehicle turning direction judging mechanism for judging that the direction when the first and second turning directions are the same is a turning direction of the vehicle and an abnormality judging mechanism for judging that the yaw rate sensor is abnormal when the turning direction and the direction of the actual yaw rate differs from each other. | 03-12-2009 |
20090038388 | Pressure sensor for vehicle and brake fluid pressure control apparatus for vehicle - Disclosed is a pressure sensor | 02-12-2009 |
20090030571 | ELECTRONIC CONTROL UNIT AND VEHICLE BEHAVIOR CONTROL DEVICE - An electronic control unit includes a sensor circuit board | 01-29-2009 |
20090025383 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A controller | 01-29-2009 |
20090021072 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS - A the control unit | 01-22-2009 |
20090020378 | DISK BRAKE APPARATUS - A thrust transmitting plate | 01-22-2009 |
20090014257 | DISK BRAKE APPARATUS - Engaging grooves | 01-15-2009 |
20090005946 | MOVEMENT STABILIZING APPARATUS FOR COMBINATION VEHICLE - A movement stabilizing control ECU | 01-01-2009 |
20090001808 | VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL UNIT | 01-01-2009 |
20090001807 | BRAKE FLUID PRESSURE CONTROL APPARATUS FOR VEHICLE - Brake fluid pressure control apparatus includes: fluid pressure passage from a fluid pressure source to a wheel brake; pressure regulating valve arranged on the passage; pump for feeding pressurized brake fluid to the passage between the valve and the wheel brake; motor for driving the pump; and controller which controls an electric current applied to the valve in accordance with target fluid pressure for the wheel brake to control fluid pressure supplied to the wheel brake. The controller includes: means for converting the target fluid pressure into fluid volume and calculating required flow rate from this fluid volume; means for calculating required rotation speed of the motor from the required flow rate and on the basis of efficiency of the pump; and means for increasing the electric current applied to the valve for a predetermined value when the required rotation speed exceeds actual rotation speed of the motor. | 01-01-2009 |
20090000880 | Disc brake shim plate - A disc brake shim plate including a metal plate and a rubber section formed on at least one side of the metal plate. The rubber section includes an elastomer and carbon nanofibers having an average diameter of 0.5 to 500 nm and dispersed in the elastomer; the rubber section in uncrosslinked form has a first spin-spin relaxation time (T | 01-01-2009 |
20080290760 | DISK BRAKE FOR VEHICLE - A disk brake for a vehicle, includes: an electric motor which has a motor shaft provided with an armature and which is attached to a caliper body so as to exhibit a power for urging a friction pad toward a disk rotor; and a Hall IC for detecting a rotational angle of the electric motor. The Hall IC is disposed within the electric motor so as to be located on an outer side of a pulser mounted on the motor shaft, and is retained by a motor case of the electric motor and a sensor cover made of a synthetic resin and detachably attached to the motor case. Thus, it is possible to reduce the number of parts by eliminating a special sealing measure. | 11-27-2008 |
20080264735 | DISK BRAKE FOR VEHICLE - In a disk brake for a vehicle, an electric motor is attached to a caliper body so as to exhibit a power for urging a friction pad toward a disk rotor. The electric motor includes a brush holder for holding brushes which contact a commutator at positions at even distances in a circumferential direction of an armature. Internal feed terminals are disposed in the brush holder so as to provide connection between the brushes and feed wires respectively leading to the brushes. A rotational angle detecting sensor is disposed in the brush holder so as to detect a rotational angle of the electric motor. The rotational angle detecting sensor is disposed in the brush holder on a side opposite from the internal feed terminals with respect to the armature. Thus, it is possible to improve assemblability of the rotational angle detecting sensor to the brush holder, and facilitate operation of connecting the feed wires to the brush holder. | 10-30-2008 |
20080258544 | VEHICLE BRAKE CONTROL UNIT BASE BODY AND VEHICLE BRAKE CONTROL UNIT - A base body has flow path configuring portions, has inlet and outlet ports, a central mounting hole | 10-23-2008 |
20080236971 | VEHICLE BRAKE APPARATUS - A pressure regulating valve unit | 10-02-2008 |
20080236962 | VEHICLE BRAKE APPARATUS - A pressure regulating valve unit | 10-02-2008 |
20080228367 | Vehicle regeneration cooperative braking system - In a four wheel simultaneous control mode when a regeneration cooperative braking is implemented, a pair of electromagnetic control valves | 09-18-2008 |
20080216646 | Piston seal member and disc brake using the piston seal member - The piston seal member is formed of a crosslinked rubber composition, the rubber composition including 100 parts by weight of an ethylene-propylene rubber, 20 to 60 parts by weight of a first carbon black, 50 to 100 parts by weight of a second carbon black, and 5 to 20 parts by weight of carbon nanofiber having an average diameter of 0.5 to 500 nm, the total amount of the first carbon black and the second carbon black being 70 to 160 parts by weight. The first carbon black has an average particle diameter of 35 to 100 nm and a DBP absorption of 50 to 200 ml/100 g. The second carbon black has an average particle diameter that is greater than the average particle diameter of the first carbon black and ranges from 60 to 500 nm and a DBP absorption of 5 to 50 ml/100 g. | 09-11-2008 |