| Patent Number |
Title Of Patent |
Date Issued |
| 7418329 |
Steering control apparatus for a vehicle |
August 26, 2008 |
| A steering device is provided for controlling steering torque applied to a steering wheel of a vehicle. A braking device is provided for controlling longitudinal force applied to each wheel, and a control device is provided for performing at least one of an anti-skid control and a tr |
| 7410223 |
Vehicle hydraulic brake device |
August 12, 2008 |
| A hydraulic brake device includes a hydraulic pressure supply passage for reducing the output hydraulic pressure by a first proportional solenoid valve and supplying it to a hydraulic passage leading from a pressure adjusting valve to the wheel cylinders, a second proportional solenoid |
| 7409278 |
Anti-rollover device for vehicle |
August 5, 2008 |
| A road surface friction coefficient .mu. is calculated based on a detected lateral acceleration and a front-rear acceleration, and a roll angle is calculated using a roll rate. Further, a maximum engine torque value that can be applied to a drive wheel without causing slipping thereof is |
| 7399171 |
Rotary pump for braking device |
July 15, 2008 |
| The curvature of a circular arc constituted by a side of a suction groove is made larger than that of a circular arc constituted by a side of a discharge groove. Thus, when the suction groove and the discharge groove are viewed in the axial direction of a drive shaft, the distance betwee |
| 7398145 |
Wheel grip factor estimating apparatus and vehicle motion control apparatus |
July 8, 2008 |
| A grip factor estimating apparatus includes a steering torque detecting unit M1, and an assist torque detecting unit M2. When a self-aligning torque estimating unit M6 estimates self-aligning torque generated in front wheels on the basis of detection result of the detecting unit, the |
| 7392127 |
Vehicle motion control device |
June 24, 2008 |
| The vehicle motion control device of the invention utilizes that the detected lateral acceleration Gyd based upon the output from the lateral acceleration sensor takes a value obtained by adding a value corresponding to the roll angle to the actual lateral acceleration based upon the |
| 7386979 |
Plunger type master cylinder |
June 17, 2008 |
| A master cylinder includes a piston received in a cylinder body and formed with piston ports. An annular groove is formed in the inner periphery of the piston in its area where the piston ports are formed. An arcuate plate is received in the annular groove. A sleeve is inserted into the |
| 7377292 |
Vehicular brake system component |
May 27, 2008 |
| A vehicular brake system component is used in a brake system of a vehicle. The brake system component includes a sealable bonded component having a metal member and an elastic rubber member bonded to each other and located so as to touch a brake fluid. |
| 7374014 |
Motor-driven steering controller and automobile anti-skid controller |
May 20, 2008 |
| A motor-driven steering controller for controlling a steering wheel of a vehicle. The controller includes a steering torque controlling unit, a braking force estimating unit, a right and left braking force difference estimating unit and an assist steering torque providing unit. The s |
| 7370736 |
Laminated shim for disc brake and pad unit having the laminated shim |
May 13, 2008 |
| A laminated shim for a disc brake has a pad side shim and a pressing member side shim. The pad side shim is provided at a backside of a backing plate of pad. The pressing member side shim is disposed between the pad side shim and a pressing member used for pressing the pad against a |
| 7370571 |
Negative pressure type booster device |
May 13, 2008 |
| In a negative pressure type booster device, secondary passages 53 communicating directly with the atmosphere is formed between the internal surface of a sliding cylindrical portion 8b of a valve piston 8 and the external surface of a silencer 27, and communication means 60 is provided |
| 7360848 |
Parallel relay circuit for hydraulic braking device |
April 22, 2008 |
| In a parallel relay circuit, only one of a plurality of relays is turned on sequentially while turning the rest of the relays off. It is determined whether the motor is applied with voltage via a voltage detection resistor when each of the relays is turned on individually such that a |
| 7358864 |
Parking assist control apparatus |
April 15, 2008 |
| In a parking assist control apparatus for assisting a driver with parking a vehicle, when a brake control ECU detects that a door is open based on a detection signal from a door open/close sensor during parking assist control, the brake control ECU determines whether the open door is a d |
| 7357228 |
Disk brakes with noise suppression feature |
April 15, 2008 |
| A disk brake has a support member, an inner pad, and an outer pad. The support member is mounted on a car body member at a side near a car body with respect to a disk rotor and straddles the disk rotor in a cantilever manner in a rotor axis direction. The inner pad is movably supported i |
| 7356396 |
Automatic steering control apparatus for vehicle |
April 8, 2008 |
| An automatic steering control performs an automatic parking control which automatically steers steerable wheels of a vehicle, without requiring a driver to perform steering wheel operation, such that the actual steering angle of the steerable wheels follows a changing target steering ang |
| 7354116 |
Vehicle brake hydraulic pressure generator |
April 8, 2008 |
| In a brake hydraulic pressure generating device in which the brake operating force is applied to a pressure adjusting valve through a stroke simulator and the hydraulic pressure supplied from the hydraulic pressure source is adjusted to a value corresponding to the brake operating force, |
| 7350882 |
Vehicle brake device |
April 1, 2008 |
| A vehicle brake device A is provided with a master cylinder 10, a reservoir tank 12, solenoid valves 46 and 48 for adjustably draining brake oil from outlet ports 10a, 10b of the master cylinder 10 to the reservoir tank 12, a collision detection sensor 68 for detecting a collision of |
| 7345749 |
Vehicle body slip angle detecting apparatus, vehicle body slip angle detecting method, and vehic |
March 18, 2008 |
| This apparatus specifies, based upon the front image that is photographed by a front camera 65f before the present time by a predetermined time, the position (point A) of the "object" in the front image by utilizing the difference in brightness, and specifies, based upon the rear image |
| 7344332 |
Spacer suitable for use with disk brake including caliper |
March 18, 2008 |
| A spacer is disclosed which is made of a metal and interposed between opposed faces of two members having respective bores co-axial with each other and fastened to each other by inserting a fastening member into the bores and tightening the fastening member. The spacer includes a base |
| 7344205 |
Parking assist control apparatus and storage medium for parking assist control program |
March 18, 2008 |
| When an abnormality is detected in a vehicle side device such as an obstacle sensor during parking assist control, a brake control ECU ends the parking assist control and outputs a control signal to warn the driver while forcibly stopping the vehicle by outputting a first drive signa |
| 7344203 |
Master cylinder |
March 18, 2008 |
| A master cylinder includes a cylinder body, primary cups supported on the inner periphery of the cylinder body, and a primary piston and a secondary piston inserted in the cylinder body so as to be in sliding contact with the respective primary cups. The cylinder body is integrally f |
| 7337873 |
Steering control apparatus for a vehicle |
March 4, 2008 |
| A steering control apparatus is provided for controlling a steered wheel angle of a wheel to be steered. On the basis of a road coefficient of friction estimated between right and left wheels, a braking force difference between the right and left wheels is calculated. A slip angle--t |
| 7337694 |
Foot-operated parking brake device for vehicles |
March 4, 2008 |
| A foot-operated parking brake device for vehicles is provided with a shock absorbing member 60 on which a predetermined portion, e.g., an engaging claw 32d, except for a pole abutting portion 32e of a pole 32 is brought into abutting when a pedal arm 20 is moved from an original position |
| 7334848 |
Hydraulic pressure controller |
February 26, 2008 |
| A hydraulic pressure controller is provided which includes a hydraulic unit for controlling hydraulic pressure and an electronic control unit. The hydraulic unit includes a block in which are mounted electric actuators. The electronic control unit controls the electric actuators by a |
| 7334512 |
Vacuum type booster device |
February 26, 2008 |
| In a vacuum type booster device, when the advance of an input member causes an atmosphere valve seat to be separated from an atmosphere valve to advance a power piston, the position of a vacuum valve seat is moved backward relative to the power piston by a distance to which the advance |
| 7331641 |
Braking stroke simulator |
February 19, 2008 |
| The present invention is directed to a braking stroke simulator for use in a brake system, which comprises a simulator piston moved in response to operation of a manually operated braking member, and an elastic element for providing a stroke to the simulator piston in response to braking |
| 7325886 |
Vehicular brake control system |
February 5, 2008 |
| In a vehicular brake control system in which pressure upstream of a plurality of pressure increase control valves is variable, a brake control ECU sets a value of a current supplied to a solenoid coil in each of the pressure increase control valves in accordance with a physical quant |
| 7322657 |
Stroke simulator |
January 29, 2008 |
| A second piston includes a first protruding portion that protrudes toward a first piston and a second protruding portion that protrudes toward a stopper. By changing a height of the first protruding portion and a height of the second protruding portion it is possible to adjust both a |
| 7321994 |
Electronic control unit |
January 22, 2008 |
| An electronic control unit includes a microcomputer and an input interface circuit. The microcomputer has square wave input ports, a reference square wave input port, a serial communication port, and an output port. Square wave signals are inputted from sensors to four channels of the |
| 7316457 |
Motion control apparatus for four-wheel drive vehicle |
January 8, 2008 |
| A motion control apparatus for a four-wheel drive vehicle performs over-steer suppressing control when the vehicle is in an over-steer state so as to apply a braking force to a front wheel located on the outer side of a turning locus without lowering engine output, and performs LSD c |
| 7311365 |
Actuator for controlling brake hydraulic pressure and device and method for inspecting the same |
December 25, 2007 |
| An actuator for use in a vehicle hydraulic brake system having an anti-lock control and/or vehicle stability control function has a housing which also serves as the body of the master cylinder. The housing is formed with four wheel cylinder ports to be connected to the respective whe |
| 7306296 |
Failure check apparatus for control apparatus of vehicle |
December 11, 2007 |
| A failure check apparatus for a control apparatus of a vehicle such as ABS. When the failure check apparatus performs initial check for the ABS, it successively activates each of solenoid valves and a motor provided in the ABS, one at a time, for a predetermined time so as to determine |
| 7305587 |
Electronic control unit for monitoring a microcomputer |
December 4, 2007 |
| An ECU (100, 200) includes a monitoring circuit (2) having a counter (3) for selecting an assignment number (21) of an assignment signal (20), a serial communicating unit (4) for transmitting the assignment signal (20) of the assignment number (21) selected by the counter (3) and to and |
| 7303241 |
Pump drive motor control apparatus |
December 4, 2007 |
| A pump drive motor control apparatus controls a motor used for driving a hydraulic pump. Every time the supply of electricity to the motor is resumed (every time the motor control signal changes from a low level to a high level), the apparatus measures a time which the voltage generated |
| 7302328 |
Steering control apparatus for vehicle and method for steering control |
November 27, 2007 |
| A steering control apparatus obtains a steered amount by which a steered wheel is steered based on a left-and-right braking force difference control amount, a vehicle state control amount, and a steering control amount. The apparatus changes the magnitude of the braking force differe |
| 7284803 |
Vehicle brake control apparatus |
October 23, 2007 |
| In a vehicle brake apparatus, front-wheel brake power is controlled with fluid pressure brake power (a front-wheel VB fluid pressure part Fvbf+an increase in fluid pressure brake power equivalent to a liner valve pressure difference .DELTA.P1) and regenerative brake power Freg, while |
| 7275625 |
Disk brake pad |
October 2, 2007 |
| A disk brake pad controls rotation of a disk rotor by pushing a friction surface against the disk rotor while it is rotating. The disk brake pad is formed with respective chamfered portions at respective end portions of the disk brake pad at the incoming and outgoing disk-rotor-rotation |
| 7274985 |
Traction control device |
September 25, 2007 |
| A target vehicle speed is switched between a target slip vehicle speed and a target torque vehicle speed on the basis of a result of a determination regarding whether or not a vehicle is insufficiently accelerated. More specifically, if traction control is not performed, the target slip |
| 7264094 |
Friction pair |
September 4, 2007 |
| A friction pair has a friction member and a mating member. A braking force is generated owing to a friction force generated between the friction member and the mating member. The friction member includes base fibers, a friction conditioner, a binder and copper oxide. The copper oxide has |
| 7264093 |
Combined service and parking brake apparatus |
September 4, 2007 |
| A combined service and parking brake apparatus includes a piston which forms a hydraulic chamber within a cylinder portion; a brake lining which, when pressed by the piston, brakes rotation of a disc rotor; a second piston which divides the hydraulic changer into a first hydraulic ch |
| 7261382 |
Reservoir tank for vehicle brake system |
August 28, 2007 |
| A reservoir tank has an inlet/outlet port communicating with a master cylinder, and a hydraulic fluid supply port provided directly opposite the inlet/outlet port. A tubular portion is provided on the inner surface of the tank. The tubular portion has an internal passage communicating |
| 7257997 |
Method of detecting longitudinal force of tire and longitudinal force detecting apparatus used t |
August 21, 2007 |
| An apparatus for detecting a longitudinal force of a tire is provided with at least one mark (3) provided in on one circumferential line (j) in a tire (2), a first sensor (5) disposed in a vehicle body side (4) and capable of detecting a passage of the mark (3), a second sensor (7) c |
| 7255407 |
Vehicle braking control device for braking force distribution |
August 14, 2007 |
| A braking control device for a vehicle executes braking force distribution (BFD) biased to the front wheels, taking into account auxiliary braking control such as braking assist control (BAS) executed when an abrupt or full braking action is performed by the driver. In BFD control a brak |
| 7247005 |
Oil seal arrangement |
July 24, 2007 |
| A motor-driven gear pump assembly includes a rotary shaft rotatably mounted in a housing, and a pump mounted on the rotary shaft. The pump has a pressure chamber. A high-pressure seal is disposed around the shaft between the pump and the motor. A low-pressure seal is provided around |
| 7246864 |
Vehicle motion control apparatus |
July 24, 2007 |
| A hydraulic pressure regulating device is disposed between a master cylinder and a pair of wheel cylinders included in each of a dual hydraulic circuit. A desired value is provided for a wheel cylinder operatively associated with a wheel to be controlled, on the basis of state variab |
| 7240972 |
Maximum road friction force estimating device and brake torque control device |
July 10, 2007 |
| A brake torque control device obtains inertia torque Tine based upon an equation of motion (Tine=Tw-FtRt) about the rotation of a tire based upon a wheel torque Tw according to a brake torque exerted on the tire, road friction force Ft and a radius Rt of the tire. When the inertia torque |
| 7240971 |
Rolling motion stability control apparatus for a vehicle |
July 10, 2007 |
| A rolling motion stability control apparatus restrains a roll increasing tendency of a vehicle, with each wheel of the vehicle being braked by a wheel brake device. A first braking force control device is provided for applying a first braking force to the wheel, when the vehicle is turne |
| 7237851 |
Brake hydraulic pressure control unit |
July 3, 2007 |
| A brake hydraulic pressure control unit is proposed. It includes housing, a pump mounted in the housing, a reservoir for hydraulic fluid, and hydraulic pressure control valves. The pump is adapted to draw hydraulic fluid in the reservoir and return the thus drawn fluid into a hydraulic |
| 7237850 |
Fluid control apparatus |
July 3, 2007 |
| In a fluid control apparatus having coil-supporting protruding portions on one end surface of a case, where each coil-supporting protruding portion is deformed by pressing a coil portion with a pressing jig to the coil-supporting protruding portion, in a state where the other end sur |
| 7234786 |
Vehicular brake control apparatus and vehicular brake control method |
June 26, 2007 |
| A vehicular brake control apparatus detects risky occasions and locations that may be risky by using, for example, an infrastructure information input device or a navigation device, and, for such locations and the like, performs the pre-charge so that braking force will be promptly g |
