| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 303115100 | System controlled by expansible chamber type modulator | 17 |
| 20120139332 | BRAKE APPARATUS - A brake apparatus including a piston body disposed in a closed-ended bore in a housing, a first elastic member biasing the piston body toward a closed end of the bore, and a pressure regulating valve including a valve element, a rod and a second elastic member biasing the valve element toward a seat portion and having an elastic force smaller than that of the first elastic member, the brake apparatus having a reservoir function of reserving brake fluid flowed from a vehicular wheel cylinder in the bore by strokes of the piston body upon ABS control, the piston body being a resin-molded member having a hard member on a piston crown surface, the hard member having a hardness larger than that of a resin material of the piston body, and the piston body and the rod are brought into contact with each other via the hard member. | 06-07-2012 |
| 20120139333 | BRAKE APPARATUS - A brake apparatus including a housing with a fluid passage, a piston body disposed within a closed-ended bore of the housing and communicated with the fluid passage, a first elastic member biasing the piston body toward a closed end of the bore, a valve element disposed in the fluid passage, a seat portion coming into contact with the valve element, a rod disposed between a crown surface of the piston body and the valve element, a second elastic member biasing the valve element toward the seat portion, a rod supporting hole portion that supports one end side of the rod, a rod outer circumferential passage portion disposed on the other end side of the rod and having an inner diameter larger than an inner diameter of the rod supporting hole portion, and at least one communicating hole portion that communicates the rod outer circumferential passage portion and the bore. | 06-07-2012 |
| 20160200301 | HYDRAULIC BRAKING SYSTEM | 07-14-2016 |
| 303115200 | Having electric control | 9 |
| 20080284243 | Method for a Preventive-Action Protection System in a Motor Vehicle - In a method for operating a preventive-action protection system in a motor vehicle having safety devices for lessening the consequences of accidents, driving state data are monitored and with respect to a state of emergency braking. At least one of the safety devices is triggered if a state of emergency braking is determined and confirmed by a plausibility check. For the plausibility check, at least the control state of an antilock brake system and one of the brake pressure is monitored. | 11-20-2008 |
| 20090184568 | Electro-Pneumatic Brake Control Device - An electro-pneumatic brake control device is provided for controlling the parking brake of a vehicle having compressed-air-actuated brake cylinders, at least one of which is a spring brake cylinder with a spring store part. Valve devices place the brake control device into various operating states. In a first operating state, the valve devices are at least partially supplied with current and switched such that a compressed air line to the spring store part of the spring brake cylinder is aerated. In a second state, the valve devices are at least partially supplied with current and switched such that the compressed air line is deaerated. In a third state, which can be activated in the event of failure of the electrical energy supply of the brake control device, the valve devices are switched to a currentless state such that the compressed air line is automatically deaerated in throttled manner. | 07-23-2009 |
| 20090302675 | BRAKE APPARATUS AND METHOD FOR CONTROLLING THE BRAKE APPARATUS - A brake apparatus includes multiple wheel cylinders; multiple maintaining valves; a pressure-regulating control valve; and a control unit that controls the upstream pressure by switching a pressure-control mode between a pressure-regulating mode which is selected when a deviation of the upstream pressure from a target pressure is outside a setting range and in which the upstream pressure is brought to the target pressure using the pressure-regulating control valve and a pressure-maintaining mode that is selected when the deviation is within the setting range. The control unit opens the pressure-regulating control valve before the pressure-control mode is switched from the pressure-maintaining mode to the pressure-regulating mode. | 12-10-2009 |
| 20110012421 | PARKING BRAKE FOR A VEHICLE AND METHOD FOR OPERATING THE PARKING BRAKE - The invention relates to a parking brake of a brake system for a vehicle, wherein a anti-lock device ( | 01-20-2011 |
| 20150375730 | FLUID-PRESSURE BRAKE DEVICE FOR VEHICLE - A fluid-pressure brake device for a vehicle includes a brake operation member, a master cylinder, wheel cylinders a fluid-pressure control actuator, a fluid-pressure control circuit, and an electric control unit. Moreover, in the fluid-pressure brake device for a vehicle, normally closed electromagnetic open/close valves are interposed on paths for connecting master system fluid-pressure circuits and a drive fluid chamber of the master cylinder with each other, the master system fluid-pressure circuits being configured to connect pressure chambers of the master cylinder and pressure chambers of the wheel cylinders—with each other. The fluid-pressure brake device for a vehicle is configured so that the electromagnetic open/close valves are opened when an action amount of the brake operation member is equal to or more than a set value. As a result, a size and a stroke of each of master pistons in the master cylinder can be reduced. | 12-31-2015 |
| 20160031426 | Pressure Provision Device and Brake System - The invention relates to an electrically controllable pressure provision device ( | 02-04-2016 |
| 20160052498 | Brake-Hydraulic-Pressure Control Device - A brake-hydraulic-pressure control device includes: a regulator including a movable member which is driven by input hydraulic pressure as hydraulic pressure in an input chamber, the regulator being capable of controlling output hydraulic pressure using movement of the movable member; and an input-hydraulic-pressure control device capable of controlling the input hydraulic pressure to control hydraulic pressure in a plurality of brake cylinders. The plurality of brake cylinders include at least one brake cylinder as a first brake cylinder connected to the input chamber. | 02-25-2016 |
| 20160082938 | BRAKING DEVICE FOR A BRAKING SYSTEM OF A VEHICLE AND BRAKING SYSTEM FOR A VEHICLE - A braking device and a braking system are provided, each having a master brake cylinder having at least one first pressure chamber that is subdivided or is able to be subdivided at least into a first partial volume and a second partial volume, which are hydraulically connectable or connected to a brake fluid reservoir, a first brake circuit being hydraulically connectable or connected to the first partial volume, and having a valve device that is mechanically designed in such a way that a pressure buildup up to a mechanically specified limit pressure may be brought about in the second partial volume, brake fluid being transferable at least into the first brake circuit via at least one subcomponent of the valve device, and an exceeding of the limit pressure in the second partial volume being prevented. | 03-24-2016 |
| 20160107628 | Electromechanical braking device for a braking system and braking system for a vehicle - An electromechanical braking device for a braking system including a master brake cylinder including an electric motor, an adjustable output rod, and a gear, the electric motor being connected to the output rod at least via the gear so that a power transmission path is present via which a motor output is at least partially transmittable to the output rod so that the output rod is adjustable, the electromechanical braking device including at least one elastic component situated within the power transmission path which is configured so that the at least one elastic component is not compressible below a control point of the electromechanical braking device, but during the occurrence of pressure peaks in the master brake cylinder which are above the control point of the electromechanical braking device, the at least one elastic component is compressible. Also described is a braking system for a vehicle. | 04-21-2016 |
| 303115300 | Having vacuum motor control | 1 |
| 20090184569 | STUD BOLT, STUD BOLT ATTACHMENT STRUCTURE, AND BOOSTER DEVICE USING THE SAME - A stud bolt ( | 07-23-2009 |
| 303115400 | Having pump pressure control | 4 |
| 20080197696 | Extreme emergency braking systems for brake-by-wire brake systems - An extreme emergency braking system including at least two brake modules, a pedal feel emulator in communication with at least one of the brake modules by way of a first communication line, an electric park brake switch assembly in communication with the brake modules by at least a second communication line, and an electric circuit adapted to supply at least a first voltage to a first one of the brake modules and a second voltage to a second one of the brake modules, the supplied voltages being indicative of a state of the switch assembly, wherein the first communication line is independent of the second communication line. | 08-21-2008 |
| 20080258546 | Brake System For Motor Vehicles - The invention relates to a brake system comprising a master cylinder ( | 10-23-2008 |
| 20090273229 | DEVICE AND METHOD FOR BRAKE PRESSURE REGULATION - The present invention relates to a braking force regulating system for a vehicle, including at least one discharge valve assigned to a wheel brake cylinder. The discharge valve is a constantly adjustable valve. | 11-05-2009 |
| 20100052417 | 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 piston portion including a piston and a spring, a mobile member, a protruding portion and a shaft, wherein the first hydraulic passage is closed by the second valve body thereby interrupting the fluid communication when the pump is not actuated, a pressure difference between a brake hydraulic pressure within the reservoir chamber and a brake hydraulic pressure within the first reservoir port is regulated when the pump is actuated while the brake hydraulic pressure is generated by the brake hydraulic pressure generating means, and the second hydraulic passage is opened to establish the fluid communication when the pump is actuated while no brake hydraulic pressure is generated. | 03-04-2010 |
