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| Number | Title | Issue Date |
| 8215724 | Pressure regulating reservoir A pressure regulating reservoir includes, first and second conduits, a reservoir chamber, first and second reservoir ports, a valve portion including a first hydraulic passage, first and second valve bodies, and a valve seat including a second hydraulic passage, a p... | 07/10/2012 |
| 8205949 | Anti-lock hydraulic braking system, in particular for motorized two-wheel vehicles An anti-lock hydraulic braking system has a wheel brake circuit with a main brake cylinder, wheel brake cylinder and switching valve, and an auxiliary pressure circuit, connected in parallel between the switching valve and wheel brake cylinder on the wheel brake cir... | 06/26/2012 |
| 8061786 | Brake system for motor vehicles A brake system has a first piston (2) which is coupled to a brake pedal (3), a second piston (4) used to actuate a master cylinder (1), a third piston (5) actuated by the first piston (2) and movable into a force-transmittin... | 11/22/2011 |
| 7543896 | Pressure regulating reservoir and vehicular braking apparatus using it A pressure regulating reservoir is structured such that a major diameter portion of a shaft contacts a bottom surface of a valve seat, whereas a top surface of a piston does not contact an upper end surface of a wall forming a reservoir chamber in a housing. Therefo... | 06/09/2009 |
| 7360848 | Parallel relay circuit for hydraulic braking device 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 indivi... | 04/22/2008 |
| 7354119 | Brake system A brake system for a vehicle has a brake pedal and at least one rotational part. The brake system further includes a shaft connectable to the rotational part, and a first fluid control unit configured for being filled with fluid and actuating in response to manipula... | 04/08/2008 |
| 7309112 | Braking system having valve device for delivering pressurized fluid to brake cylinder selectively from at least two pressurizing chambers or only one of them Braking system including a master cylinder having at least two pressurizing pistons partially defining at least two mutually isolated pressurizing chambers, and wherein a working fluid in each pressurizing chamber is pressurized by an advancing movement of the corre... | 12/18/2007 |
| 7264318 | Brake pressure control arrangement In a method for joining at least two work pieces by friction stir welding wherein the work pieces are placed placed in overlapping relationship and are at least partially plasticized in the area where they are to be joined by a rotating friction tool provided with a... | 09/04/2007 |
| 7252345 | Brake system for a motorcycle A combined braking system in which communicative connection a master cylinder and a brake caliper is cut off by an electromagnetic on-off valve, and hydraulic pressure, corresponding to driving conditions and a braking operation, is generated by an electrically-oper... | 08/07/2007 |
| 7192099 | Brake devices A brake device comprises a brake cylinder, a reservoir, a pump, a master cylinder, and a pulsation-reduction device. The reservoir serves to accumulate a working liquid discharged from the brake cylinder. The pump serves to pump the working liquid accumulated within... | 03/20/2007 |
| 7188914 | Method for operating a power-assist braking system In a method of operating a brake assistant system which includes a first mode of operation in which the brake assistant system is not operated, a second mode of operation in which, after recognition of an emergency brake situation, a pressure build-up of wheel brake... | 03/13/2007 |
| 7188912 | Braking systems A braking system includes a brake actuator which is moveable in a first direction to cause a brake applying member to apply a braking force to a member to be braked. A master valve includes a piston assembly which upon operation of a brake operating member, directs ... | 03/13/2007 |
| 7188517 | System and method for detection of degradation of vacuum brake booster sensor Systems and methods for detecting degradation of a sensor in a vacuum brake booster coupled to a manifold of an internal combustion engine include measuring an engine or vehicle operating parameter to detect operating or control conditions and detecting degradation ... | 03/13/2007 |
| 7185956 | Performance hydraulic systems for hybrid brake system A braking system including a pre-charge with a plurality of pumps disposed in parallel with respect to one another. The pumps can direct pressurized brake fluid to the brakes during a controlled braking maneuver. The pumps operate with offset operating cycles such t... | 03/06/2007 |
| 7178654 | Low power modulating clutch control system A power transmission device includes a rotary input member adapted to receive drive torque from a source of torque, a rotary output member adapted to provide drive torque to an output device and a torque transfer mechanism operable to transferring drive torque from ... | 02/20/2007 |
| 7175241 | Brake apparatus When a voltage supply to a motor is switched to OFF from ON, a brake fluid pressure control apparatus determines whether a duration of time required for a terminal voltage of the motor to reach a first threshold is shorter than a first predetermined duration of time... | 02/13/2007 |
| 7174247 | Method for improving the regulatory behavior of motor vehicle regulatory systems The invention relates to a method for improving the control behavior of motor vehicle control systems such as ABS, ESP, etc. comprising electrically driven hydraulic pumps, inlet and outlet valves and low-pressure accumulators, wherein the low-pressure accumulators ... | 02/06/2007 |
| 7165818 | Vehicle attitude control system In a vehicle attitude control system of an automotive vehicle employing a pump-and-motor assembly, and a hydraulic actuator that regulates fluid pressures in wheel-brake cylinders of road wheels of the vehicle, independently of each other, a control unit is electron... | 01/23/2007 |
| 7156471 | Two-stage cylinder for applying automatic set and release hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake secured to a railway vehicle. The apparatus comprises an operating mechanism which is a two stage pneumatic cylinder having a primary portion for initial phase of the br... | 01/02/2007 |
| 7150507 | Self cleaning orifice A self-cleaning orifice includes a housing having a bore defined therein. The bore includes a first diameter inlet portion and a second diameter outlet portion, with a seating surface defined between the inlet and outlet portions. A movable body having a seating sur... | 12/19/2006 |
| 7150508 | Modular regenerative braking A brake module provides a first circuit, a second circuit, and a third circuit of pressurized brake fluid. A first set and second set of brake actuators are operated by the application of pressurized brake fluid. A first and second fluid separator unit are integrate... | 12/19/2006 |
| 7144091 | Brake apparatus with orifices for restricting brake fluid pressure pulsation In a brake apparatus, a pump sucks brake fluid and discharges the brake fluid through a pump discharge conduit. Orifices are connected in series with one another with respect to brake fluid flow discharged from the pump and restrict the brake fluid flow. Because the... | 12/05/2006 |
| 7104613 | Pump with reciprocating high pressure seal and valve for vehicle braking systems A pump assembly with a combination reciprocating high-pressure seal and fluid inlet check valve for use within brake systems. The pump assembly comprises a housing having a bore formed therethrough and a piston disposed within the bore for reciprocal movement therei... | 09/12/2006 |
| 7090310 | Brake devices A brake device has at least one wheel cylinder operable by the pressure of a working liquid. A reservoir stores the working liquid discharged from the at least one wheel cylinder during the operation of an anti-lock braking function. A pump serves to transfer the wo... | 08/15/2006 |
| 7063393 | Electronic brake system without pump unit In an electronic brake system, a brake pedal is operated by a driver according to a requisite braking force. Wheel cylinders equipped at respective vehicle wheels generate braking forces at the respective vehicle wheels. A master cylinder applies a brake fluid press... | 06/20/2006 |
| 7014277 | Vehicular braking control apparatus and abnormality detection method for vehicular braking apparatus In an electronic control brake system capable of controlling the braking force by adjusting the hydraulic pressure applied to each wheel cylinder through the use of a pressurization source and a hydraulic pressure adjusting portion, the hydraulic pressure applied to... | 03/21/2006 |
| 7000997 | Control unit for a wheel brake of a motor vehicle An actuating unit (1) for a wheel brake (2) of a motor vehicle has a hydraulic pump (14) that can be driven at variable speeds by an electric motor (13). In addition, a cylinder-piston unit (3) is provided, with a piston (6)... | 02/21/2006 |
| 6957872 | Integrated pre-charge for controlled brake systems First and second pumps are integral in that the pumps are driven by a common motor. The first pump is driven in pumping motion by an eccentric disposed on the motor shaft and the second pump is driven in pumping motion by an end of the motor shaft. The first pump ca... | 10/25/2005 |
| 6938965 | Vehicle hydraulic braking system with an active simulator A hydraulic braking apparatus for a motor vehicle having a service braking system (A) fed by a central hydraulic unit (3) and an emergency braking system (B). A simulator (M) resists a forward motion of an actuator member (D, 16) for a master cylinder ... | 09/06/2005 |
| 6910745 | Check valve with vibration prevention function In a check valve of the present invention, when a pressure action direction of a fluid on a valve body is assumed to be X, a spring receiving surface that abuts with a seat surface that is at one end in an axial direction of the helical compression spring is made to... | 06/28/2005 |
| 6908128 | External protection system for a vehicle An external protection system for a vehicle includes a plurality of external guards in communication with a passenger compartment. The plurality of guards are spaced a distance away from the passenger compartment such that a crush zone exists between each of the plu... | 06/21/2005 |
| 6905179 | Anti-lock braking system low pressure accumulator for protection master cylinder lip seals A braking system includes an accumulator positioned along the brake line between the wheel brake and a pump. The accumulator includes a cylinder defining a bore and a piston fitted within the bore. The cylinder defines an inlet and an outlet fluidically connecting t... | 06/14/2005 |
| 6860569 | Electro-hydraulic brake system with four wheel push through An improved electro-hydraulic brake system having an electrically powered normal source of pressurized hydraulic brake fluid, and a manually powered backup source of pressurized hydraulic brake fluid to all four of the vehicle brakes in the event of failure of the n... | 03/01/2005 |
| 6851762 | Vehicle brake fluid pressure control device with hydraulic booster A hydraulic booster is provided between a M/C pressure and a W/C pressure. The hydraulic booster is composed of a pump and an amplifying piston amplifying the brake fluid amount discharged from the pump. The brake fluid discharged from the amplifying piston is suppl... | 02/08/2005 |
| 6851760 | Brake apparatus for a vehicle A vehicle brake apparatus comprises brake operation detecting device for detecting an operation of a brake operating member, a fluid pressure type booster which boosts the operating force applied to the brake operating member, a pressure detecting device for detecti... | 02/08/2005 |
| 6719377 | Method and device for controlling a pump of a brake system A method and device for driving a pump of a brake system, in which a pump motor achieves full drive for a particular time following a braking request from the brake system. During the subsequent clocked driving action, a drive signal is subjected to a pulse width mo... | 04/13/2004 |
| 6688706 | Hydraulic pressure control apparatus for a brake system of a vehicle In order to improve precision and reliability of a hydraulic pressure control apparatus for a brake system of a vehicle, this invention provides a hydraulic pressure control apparatus for a brake system of a vehicle including a control unit for controllin... | 02/10/2004 |
| 6672684 | Vehicle brake system with a motor/pump unit The motor/pump unit (10) comprises an electromotor (12) and at least one pump (14) for delivering brake fluid. The electromotor (12) has a motor stator (16) in which a motor rotor (18) is rotatably disposed. The pump (14) is disposed substantially within ... | 01/06/2004 |
| 6659568 | Method and device for controlling a pump of a brake system The present invention relates to a method and device for driving a brake system pump motor, which has the advantage of simultaneously allowing prioritized, individual braking strategies, using the present invention as a subsystem for intelligently driving... | 12/09/2003 |
| 6623087 | Control unit for a wheel brake of a motor vehicle An actuating unit (1) for a wheel brake (2) of a motor vehicle has a hydraulic pump (12), which can be driven at variable speeds by an electric motor (11) and supplies pressure fluid from a storage tank (22), and has an element (24), which adjusts a retur... | 09/23/2003 |
