ИДЕНТИФИЦИРУЮЩЕЕ БЛОКИРУЮЩЕЕ УСТРОЙСТВО, ТОРМОЗНОЙ ЗАЖИМНОЙ БЛОК С ПЕРЕМЕННОЙ ШИРИНОЙ КОЛЕИ И РЕЛЬСОВОЕ ТРАНСПОРТНОЕ СРЕДСТВО

Идентифицирующее блокирующее устройство, содержащее: монтажный элемент (1), при этом монтажный элемент (1) снабжен: подвижной частью (11), причем идентифицирующий элемент (4) соединен с устройством с переменной шириной колеи, и идентифицирующий элемент (4) и монтажный элемент (1) подвижно соединены друг с другом посредством подвижной части (11), и блокирующим пазом (12), причем блокирующий паз (12) пересекается с подвижной частью (11); соединительный узел (2), при этом соединительный узел (2) содержит первый соединительный элемент (21), причем первый соединительный элемент (21) проходит через блокирующий паз (12), и первый соединительный элемент (21) соединен с монтажным элементом (1); и узел (3) блокирования, при этом узел (3) блокирования расположен в блокирующем пазу (12), и узел (3) блокирования снабжен: направляющим пазом, причем первый соединительный элемент (21) проходит через направляющий паз и находится в направляющем соединении с направляющим пазом, и первой пружинной пластиной ...

Identification locking device, variable-gauge braking clamp unit and rail vehicle

MEMORY BRAKE ASSEMBLY

Bremsmodul für einen Bahnwagen, De- und Montageeinheit und Bahnwagen

Bremsmodul (1) für Bahnwagen, bestehend aus einem Luftbehälter (5), einer Bremsleitung (6), einer Armatur, Betätigungen (8) und einem Steuerventil (7), wobei: in einem Rahmen (2) der Luftbehälter (5), die Betätigungen (8), das Steuerventil (7), Befestigungen, die Bremsleitungen (6) und Verschraubungen angeordnet sind, Befestigungen zwischen dem Rahmen (2) und einer Unterseite oder einem Untergestell (3) des Bahnwagens vorhanden sind, Verbindungselemente (10) zwischen den Bremsleitungen (6) am Rahmen (2) und Bremsleitungen (9) am Untergestell (3) vorhanden sind, und eine De- und Montageeinheit (4) angeordnet ist, dadurch gekennzeichnet, dass die De- und Montageeinheit (4) aus einem mehreckigen Gestell (13) mit Begrenzungselementen (15) an seinen Ecken besteht, die das Bremsmodul (1) schützend umgeben, wobei an der Unterseite des Gestells (13) vier Einschubhülsen (14) für die Greifarme eines Hubgerätes angeordnet sind.

Spring loaded brake apparatus

Energy storage braking system for railway train has brake piston moved in cylinder towards its brake application position by spring and toward its release position by hydraulic pressure The braking system (1) has an actuator (2) which incorporates a piston (8) loaded by a spring (22), made of Belleville washers (32), toward its brake application position. An annular chamber (18) may be filled with fluid under pressure to push the piston against the spring to release the brake. The piston incorporates a pumping piston (41) working in a pump chamber (45) connected to the hydraulic system (4). The piston incorporates an electric motor (34) driving a nut (42) on a non-rotating threaded spindle (44) forming part of the brake actuator rod (47).

Suspension train contracting braking device

Bremssystem für Ganzzüge

Bremsmodul für einen Bahnwagen und Bahnwagen

Die Erfindung betrifft ein Bremsmodul (1) für Bahnwagen, bestehend aus einem Luftbehälter (5), einer Bremsleitung (6), einer Armatur, Betätigungen (8), einem Steuerventil (7), wobei: – in einem Rahmen (2) der Luftbehälter (5), Betätigungen (6), das Steuerventil (7), Befestigungen, die Bremsleitungen (9) und Verschraubungen angeordnet sind, – Befestigungen zwischen dem Rahmen (2) und der Unterseite oder dem Untergestell (3) des Bahnwagens vorhanden sind, – Verbindungselemente (10) zwischen den Bremsleitungen (6) am Rahmen (2) und den Bremsleitungen (9) am Untergestell (2) vorhanden sind, und eine De- und Montageeinheit (4) angeordnet ist, und einen Bahnwagen. Die Erfindung hat den Vorteil, dass Teile von Bremsen an Bahnwagen so angeordnet sind, dass sie mit geringem Aufwand mittels Modul auf einer De- und Montageeinheit in das Untergestell eines Bahnwagens ein- und ausgebaut werden können.

Railway brake system with modules distributed along the train

Brake system for train The system comprises a housing (3) located on the load carrier (2) for accommodating a brake module (4) which is formed as an independent compact unit detachably connected to the load carrier. The housing contains the parts of the brake system which are usually separately attached on the load carrier. One brake module is suitable for operating two bogies (1) and for this purpose has two brake cylinders and brake pull rods (5) with one of each allocated to respective bogies.

Speicherbremsgerät

Offenbart ist ein Speicherbremsgerät, insbesondere für Schienenfahrzeuge, mit einer Kolben-Zylinder-Einheit, deren Kolben in Richtung Betätigen der Bremse von einem Kraftspeicher, insbesondere einem Federspeicher, und in Richtung Lösen der Bremse von einem hydraulischen Lüftungsdruck beaufschlagt ist. Der Kolben trägt eine Spindel, die zum Betätigen oder Lösen der Bremse mittels eines Elektromotors axial verschiebbar ist. Dieser Elektromotor ist bei einem bevorzugten Ausführungsbeispiel im Kolben des Speicherbremsgerätes aufgenommen.

OPERATIONAL ASSEMBLY FOR A RAIL WAGON

A rail wagon and rail wagon subassembly is disclosed herein.

Ganzzug mit einem aus Bremsmodulen bestehenden Bremssystem

IDENTIFICATION LOCKING DEVICE, VARIABLE GAUGE BRAKE CLAMP UNIT, AND RAIL VEHICLE

An identification locking device, comprising: a mounting member (1), wherein the mounting member (1) is provided with: a moving part (11), an identification member (4) being connected to a gauge changing device, and the identification member (4) and the mounting member (1) being movably connected to each other via the moving part (11), and a locking groove (12), the locking groove (12) intersecting with the moving part (11); a connecting assembly (2), wherein the connecting assembly (2) comprises a first connecting member (21), the first connecting member (21) passing through the locking groove (12), and the first connecting member (21) being connected to the mounting member (1); and a locking assembly (3), wherein the locking assembly (3) is positioned in the locking groove (12), and the locking assembly (3) is provided with: a guide groove, the first connecting member (21) passing through the guide groove and being in guide-connection with the guide groove, and a first spring leaf (33 ...

Compressed-air driven brakes for shoe brakes of rail vehicle

One of the following parts of the brake of the detachable frame of the sub frame of the vehicle is attached to a kit. The kit has a brake cylinder (14) activated by compressed air. At each end of the cylinder ram (15) brake levers (19) are connected with the other lever end connected to a main brake pull rod (23).Through this connection, the brakable wheel sets are led. The centres of the levers are connected by a pull rod (25). The kit also comprises an air supply container (10), a control valve to regulate the air flow from the supply to the cylinder and supports for fastening the frame to the sub frame.

Train with a brake system made of braking modules

Speicherbremsgerät

Device for converting and increasing friction force of train wheels

The invention relates to the technical field of emergency braking of high-speed trains, and discloses a device for converting and increasing the friction force of train wheels, the device comprises a base, the base is provided with a contact part and a friction part, the contact part is used for being in contact with the train wheels and applying downward pressure to the base after being stressed on the train wheels, and the friction part is used for being in contact with a rail. The brake device has the following advantages and effects that in the emergency braking process, downward pressure is applied to the contact part through the train wheels, the base transmits the pressure to the friction part, traction force is formed by increasing the friction force between the friction part and the rail, the traction force is increased ingeniously by means of the acting force of the train wheels, the braking distance is short, and the braking effect is good. The system can be applied to high-speed ...

Bremssystem für Ganzzüge

Auxiliary deceleration device for train

The invention discloses an auxiliary deceleration device for a train. By the auxiliary deceleration device, the brake time and distance can be effectively shortened, and the collision accidents can be prevented. The auxiliary deceleration device is characterized by consisting of a carriage (1), a choke plate slot (2), a connection piece (3), a choke plate (4), a clamping piece (5), a pull rope (6), a spring (7), and an electric lock (8); the choke plate slot (2) is a rectangular slot which is formed at each of the symmetrical positions of box bodies of two box bodies of the carriage (1); the rear side of the choke plate (4) is rotatably connected with a rear side frame of the choke plate slot (2) through the connection piece; the front of the choke plate (4) is provided with the clamping piece (5) and is connected with the choke plate slot (2) through the pull rope (6); the spring (7) is arranged in the choke plate slot (2), and the front end of the choke plate slot (2) is provided with ...

BRAKE MODULE FOR A RAILWAY CAR, ASSEMBLY AND ATTACHMENT UNIT AND RAIL WAGON

Die Erfindung betrifft ein Bremsmodul (1) für Bahnwagen, bestehend aus einem Luftbehälter (5), einer Bremsleitung (6), einer Armatur, Betätigungen (8), einem Steuerventil (7), wobei: - in einem Rahmen (2) der Luftbehälter (5), Betätigungen (6), das Steuerventil (7), Befestigungen, die Bremsleitungen (9) und Verschraubungen angeordnet sind, - Befestigungen zwischen dem Rahmen (2) und der Unterseite oder dem Untergestell (3) des Bahnwagens vorhanden sind, - Verbindungselemente (10) zwischen den Bremsleitungen (6) am Rahmen (2) und den Bremsleitungen (9) am Untergestell (2) vorhanden sind, und - eine De- und Montageeinheit (4) angeordnet ist, wobei die De- und Montageeinheit (4) aus einem mehreckigen Gestell (13) mit Begrenzungselementen (15) an seinen Ecken besteht, die das Bremsmodul (1) schützend umgeben, wobei an der Unterseite des Gestells (13) Einschubhülsen (14) für die Greifarme eines Hubgerätes angeordnet sind. Weiterhin betrifft die Erfindung eine De- und Montageeinheit und einen ...

New-concept railway safety dead end

Spring loaded brake apparatus

Suspension train band brake type braking device

Proportional direction valve guide parts

Brake system having simultaneous or partially simultaneous pressure generation and reduction in the wheel brakes from differing wheel cylinder pressure levels

A braking system may include a brake booster, the piston-cylinder system of which is driven by an electric motor, wherein at least one working chamber of the piston-cylinder system is connected by hydraulic lines to at least two wheel brakes, a wheel brake being allocated a 2/2-way switching valve in each case and the hydraulic connection lines between the wheel brakes and the piston-cylinder system being closable, optionally separately or jointly, by means of the 2/2-way switching valves, so that a pressure can be adjusted in the wheel brakes one after the other in terms of a multiplex method and/or simultaneously, the electric motor and switching valves being activated by a control device, and in that the hydraulic connection line from the working chamber of the piston-cylinder system to the respective magnetic valve has a flow resistance RL i and each switching valve together with the hydraulic line to the wheel cylinder, has a flow resistances RV i wherein the flow resistance RL i and RV i are small such that the HZ piston speed determines the pressure reduction gradient and pressure generation gradient in each wheel brake, the flow resistance RL i being smaller than the flow resistance RV i , and in that the control device adjusts or controls the piston movement and piston speed during the pressure generation and pressure reduction as a function of the pressure-volume characteristic of the wheel brakes.

Method for operating a brake-boosted brake system of a vehicle, and control device for a brake-boosted brake system of a vehicle

The invention relates to a method for operating a brake-boosted brake system of a vehicle, comprising the following steps: determining braking force information ( 28 ) with respect to a driver braking force (Ff), which is applied to the actuating element ( 10 ) when an actuating element ( 10 ) of the brake system is actuated by a driver of the vehicle; determining an actual speed parameter ( 34 ) with respect to an adjustment speed of a servo piston ( 16 ) of the brake system to which a servo power (Fu) of a brake booster ( 14 ) of the brake system is applied; determining a relative speed parameter ( 40 ) with respect to a relative speed of the servo piston ( 16 ) relative to the input piston ( 12 ); establishing a target speed parameter ( 50 ) with respect to the adjustment speed of the servo piston ( 16 ) taking into account the determined braking force information ( 28 ), the determined actual speed parameter ( 34 ) and the determined relative speed parameter ( 40 ), and actuating the brake booster ( 14 ) taking the established target speed parameter ( 50 ) into account. The invention further relates to a control device ( 24 ) and to a brake booster ( 14 ) for a brake-boosted brake system of a vehicle, and to a brake-boosted brake system for a vehicle.

Brake Control Apparatus

A brake control apparatus includes a parking-brake mechanism configured to apply braking force to left and right wheels of one of front and rear of a vehicle by a switching operation of a driver; a braking-force generating section configured to apply braking force independently to the wheels in accordance with a state of the vehicle; a moving-state judging section configured to judge whether or not the vehicle is moving; and a braking-force control unit configured to control the braking-force generating section. The braking-force control unit includes a braking-force cooperative control section configured to restrict an actuation of the parking-brake mechanism and to cause the braking-force generating section to generate braking force in a case that the parking-brake mechanism is required to be actuated by the switching operation when the moving-state judging section determines that the vehicle is moving.

Vehicle brake system

There is provided a vehicle brake system to which an electric brake actuator constituting the vehicle brake system is stably attached and in which it is possible to dispose the electric brake actuator in a power plant storage chamber in a space-efficient manner. A vehicle brake system configured by disposing, on a vehicle, an input device to which the brake operation of an operator is inputted and a motor cylinder device for generating brake fluid pressure by driving a hydraulic pressure controlling piston stored in a cylindrical cylinder main body by means of an electric motor at least in accordance with the brake operation, wherein the motor cylinder device is attached in a manner such that at least a portion of the cylinder main body overlaps with a power plant in the vehicle up and down direction; and the electric motor is disposed below the cylinder main body.

Vehicle brake system with an electric servomotor and hydraulic reaction piston

A brake system is described with a master cylinder actuated by a control rod connected to a plunger piston and an actuator piston acting directly on the primary piston. A hydraulic reaction piston is housed in the piston so it can be subjected to the pressure of the primary chamber and to the opposing action of a reaction spring. The plunger piston can push the reaction piston directly to push the master cylinder.

Vehicle braking force generator

The object of the present invention is to provide a vehicle braking force generator capable of detecting a lock failure quickly. A vehicle braking force generator includes a motor cylinder device that generates a brake hydraulic pressure according to an operation amount of a brake pedal, a motor current obtaining unit that obtains a torque current according to an electric motor, a brake hydraulic pressure obtaining unit that obtains a brake hydraulic pressure generated in a cylinder unit, a movement amount obtaining unit that obtains a movement amount of pistons to a compression direction of a brake fluid relative to the cylinder unit, and a determination unit that determines an operation state of the motor cylinder device.

BRAKE DRIVE AND CONTROL DEVICE FOR DETECTING SHORT CIRCUIT FAILURE OF SWITCHING ELEMENT

A first switching element is connected to one end of a brake and switches from the off state to the on state when a switch command is input to cause a brake drive current to flow through the brake. A second switching element is connected to the other end of the brake and switches from the off state to the on state when the switch command is input to cause a brake drive current to flow through the brake. A voltage detection unit detects a brake voltage being applied to the brake. A switch command delay unit delays the switch command input to the first switching element. A short circuit determination unit determines whether or not a short circuit has occurred in the first switching element based on the brake voltage and the switch command delayed by the switch command delay unit. 1. A brake drive and control device for driving and controlling a brake in order to change a state of the brake from a disengaged state into an engaged state by stopping a brake drive current flowing through the brake that brakes a driven object driven in a gravity axis direction by a motor , comprising:a first switching element connected to one end of the brake and configured to switch from the off state to the on state when a switch command is input to cause a brake drive current to flow through the brake;a second switching element connected to the other end of the brake and configured to switch from the off state to the on state when the switch command is input to cause a brake drive current to flow through the brake;a voltage detection unit configured to detect a brake voltage being applied to the brake;a switch command delay unit configured to delay the switch command input to the first switching element; anda short circuit failure determination unit configured to determine whether or not a short circuit failure has occurred in the first switching element based on the brake voltage and the switch command delayed by the switch command delay unit.2. The brake drive and control device ...

BRAKE CONTROL DEVICE

A brake control device to be applied to a vehicle having a hydraulic brake generating a hydraulic braking force, which is a braking force converted from a fluid pressure to a wheel of the vehicle, and an electric parking brake generating an electric braking force, which is a braking force different from the hydraulic braking force, on the wheel by a wheel brake mechanism driven by a motor. The brake control device includes an electric parking brake controller for determining a current target value, which is a target value of an electric current through the motor, by using a target braking force, and for controlling the electric parking brake by using the current target value. The electric parking brake controller is configured to estimate the fluid pressure in the hydraulic brake by using a current detection value, which is a detection value of an electric current through the motor. 1. A brake control device to be applied to a vehicle , the vehicle having a hydraulic brake capable of generating a hydraulic braking force which is braking force converted from a fluid pressure to a wheel of the vehicle; and an electric parking brake capable of generating an electric braking force which is braking force different from the hydraulic braking force to the wheel and is provided by a wheel brake mechanism driven by a motor ,wherein the brake control device comprises:an electric parking brake controller for determining a current target value which is a target value of an electric current through the motor, by using a target braking force, and for controlling the electric parking brake by using the current target value,wherein the electric parking brake controller is configured:to estimate the fluid pressure in the hydraulic brake by using a detection current which is a detection value of an electric current through the motor.2. The brake control device according to claim 1 , wherein a predetermined threshold for the current detection value through the motor is set in the ...

REDUNDANT POWER SUPPLY FOR BRAKE SYSTEM

Furthermore, a local control unit for a brake system is described. The control unit serves to actuate an electromechanical brake of the brake system of a wheel and according to one exemplary embodiment has a first connection for a main power supply and a second connection for a generator which is coupled to the wheel and which provides a standby power supply for the control unit. 1: A brake system comprising:two or more wheels, which are each coupled to an electric brake;a local control unit for each of the electric brakes, wherein each of the local control units is configured to actuate a respective electric brake in accordance with a control signal;a central brake control unit which is configured to generate the control signals for the local control units; andan electric generator for each of the wheels, wherein each of the electric generators is coupled to a respective wheels and each of the electric generators is configured to provide a standby power supply at least for a respective local control unit of the respective electric brake of the respective wheel.2: The brake system according to claim 1 ,wherein each of the local control units includes a supply connection for a main power supply.3: The brake system according to claim 1 ,wherein each of the electric generators is electrically connected to the respective local control unit of the respective electric brake of the respective wheel, in order to provide the standby power supply for the respective local control unit in the event that a main power supply is not available.4: The brake system according to claim 1 ,wherein a respective electric generator coupled to a first wheel is configured to be electrically connected to the respective local control unit of the respective electric brake of a second wheel in order to provide a backup power supply for the respective local control unit of the respective electric brake of the second wheel in the event that a main power supply is not available.5: The brake system ...

APPARATUS FOR VEHICLE BRAKING

The present disclosure in at least one embodiment provides an apparatus for braking a vehicle, including at least one sensor for detecting a braking input of the vehicle, a front-wheel EMB including a front-wheel motor and a front-wheel brake for braking a front wheel(s), a rear-wheel EMB including a rear-wheel motor and a rear-wheel brake for braking a rear wheel(s), a front-wheel ECU for controlling the front-wheel motor for allowing the front-wheel EMB to brake the front wheel, a center ECU for calculating and transmitting, upon receiving the braking input from the at least one sensor, a braking force to the front-wheel ECU, and controlling the rear-wheel motor for allowing the rear-wheel EMB to brake the rear wheel, and a battery for supplying electric power to the front-wheel ECU and the center ECU, wherein the front-wheel EMB is controlled by the front-wheel ECU, and the rear-wheel EMB is controlled by the center ECU. 1. An apparatus for braking a vehicle , comprising:at least one sensor configured to detect a braking input of the vehicle;a front-wheel electromechanical brake (front-wheel EMB) including a front-wheel motor and a front-wheel brake configured to brake a front wheel of one or more front wheels;a rear-wheel EMB including a rear-wheel motor and a rear-wheel brake configured to brake a rear wheel of one or more rear wheels;a front-wheel electronic control unit (front-wheel ECU) configured to control the front-wheel motor for allowing the front-wheel EMB to brake the front wheel;a center ECU configured to calculate and transmit, upon receiving the braking input from the at least one sensor, a braking force to the front-wheel ECU, and to control the rear-wheel motor for allowing the rear-wheel EMB to brake the rear wheel; anda battery configured to supply electric power to the front-wheel ECU and the center ECU,wherein the front-wheel EMB is controlled by the front-wheel ECU, and the rear-wheel EMB is controlled by the center ECU.2. The apparatus of ...

SYSTEM FOR DETECTING WHEN A VEHICLE OCCUPANT EXITS THE VEHICLE, SYSTEM FOR ACTIVATING OR DEACTIVATING A FUNCTION IN A VEHICLE AND CORRESPONDING VEHICLE

A system for detecting when a vehicle occupant exits the vehicle is disclosed. The system includes a sensor device is configured to measure an acceleration of the vehicle along one direction or accelerations of the vehicle along several directions and to make available a time-dependent signal(s) that represents the acceleration(s). The system also includes an evaluation device configured to evaluate the time-dependent signal(s) in a way to ascertain whether the signal(s) contains a sequence of acceleration values characteristic of the occupant exiting the vehicle. 110-. (canceled)11. A system for detecting when an occupant of a vehicle exits the vehicle comprising:a sensor device configured to measure an acceleration of the vehicle along a direction of the vehicle and to make available a time-dependent signal that is representative of the acceleration; andan evaluation device configured to evaluate the signal to ascertain whether the signal contains a sequence of acceleration values which is characteristic of the occupant exiting the vehicle.12. The system according to wherein the sensor device is configured to measure accelerations along several directions of the vehicle and for each acceleration to make available a time-dependent signal representative of the acceleration claim 11 , and wherein the evaluation device is configured to evaluate the signals to ascertain whether the signals respectively contain a sequence of acceleration values which in combination are characteristic of the occupant exiting the vehicle.13. The system according to claim 12 , wherein the sensor device is configured to measure a longitudinal acceleration of the vehicle and a lateral acceleration of the vehicle and to make available a first time-dependent signal that is representative of the longitudinal acceleration and a second time-dependent signal that is representative of the lateral acceleration claim 12 , and wherein the evaluation device is configured to evaluate the first signal ...

ELECTRIC BRAKING SYSTEM AND METHOD RELYING ON VOLTAGE HYSTERESIS FOR APPLIED BRAKE POWER CONTROL

A method of operating electric brakes for a vehicle including monitoring at least a voltage in a power system of the vehicle, and adjusting a power provided to the electric brakes based on at least the monitored voltage to control a current according to a predetermined behavior.

MOTOR INITIALIZATION METHOD AND APPARATUS FOR ELECTRIC BOOSTER BRAKE SYSTEM

A motor initialization method for an electric booster brake system may include: determining, by a control unit, whether a key on signal of a vehicle is inputted; turning on a warning light and determining a battery voltage state of the vehicle, when the key on signal is inputted; and performing a motor initialization mode according to the determined battery voltage state. 1. A motor initialization method for an electric booster brake system , comprising:determining, by a control unit, whether a key on signal of a vehicle is inputted;turning on a warning light and determining a battery voltage state of the vehicle, when the key on signal is inputted; andperforming a motor initialization mode according to the determined battery voltage state.2. The motor initialization method of claim 1 , wherein the determining of whether the key on signal of the vehicle is inputted comprises determining whether the key on signal is inputted claim 1 , based on a door open signal inputted through a door sensing unit or a brake light signal (BLS) inputted through a brake state sensing unit.3. The motor initialization method of claim 1 , wherein the performing of the motor initialization mode comprises reading a stored motor position value to perform the motor initialization mode claim 1 , when the determined battery voltage is less than a required voltage.4. The motor initialization method of claim 1 , wherein the performing of the motor initialization mode comprises:determining whether a brake-related signal is inputted through a brake state sensing unit, when the determined battery voltage is equal to or more than a required voltage; anddriving a motor to initialize the position of the motor and performing the motor initialization mode, when a brake-related signal is not inputted.5. The motor initialization method of claim 1 , further comprising:determining whether a start signal for the vehicle is inputted, when the motor initialization mode is normally performed;determining whether ...

ELECTRIC ACTUATOR ASSEMBLY FOR A DRUM BRAKE ASSEMBLY

A drum brake assembly includes a brake drum, a brake shoe and lining assembly operably displaceable to contact the brake drum, and an electric actuator assembly. The electric actuator assembly has an electric motor with an output shaft, a gear reduction driven by the output shaft, a linear translation assembly having a gear nut driven by the gear reduction, and a connection portion of the linear translation assembly. The output shaft drives the gear reduction through a suitable gear type that can convert a rotation torque of the output shaft to the gear reduction at a right angle. The linear translation assembly linearly translates when the gear nut is driven. As a result of the linear translation, the connection portion actuates the brake shoe and lining assembly to contact the brake drum. 126-. (canceled)27. An electric actuator assembly for a drum brake assembly , the electric actuator assembly comprising:an electric motor with an output shaft;a gear reduction, wherein the output shaft drives the gear reduction through a suitable gear type that is configured to convert a rotation torque of the output shaft to the gear reduction at a right angle;a linear translation assembly having a gear nut driven by the gear reduction, wherein the linear translation assembly linearly translates when the gear nut is driven; anda connection portion of the linear translation assembly that is configured to actuate a brake shoe and lining assembly of the drum brake assembly.28. The electric actuator assembly of further comprising:a first axis along which the output shaft extends; anda second axis along which the linear translation assembly translates, wherein the first axis and the second axis are perpendicular.29. The electric actuator assembly of further comprising:at least one pin, wherein the gear reduction is rotationally supported by the at least one pin; andan axis along which the output shaft extends, wherein the at least one pin and the axis are perpendicular.30. The ...

SYSTEM FOR CONTROLLING POSITIONS OF EPB CALIPER AND CABLE BY USING DRIVING CURRENT AND RIPPLE

A system for controlling the positions of a caliper and a cable of an electric parking brake (EPB) includes: an actuator driving motor used for engaging and disengaging a parking brake of an EPB system; an electronic control module for controlling the motor; and a vehicle battery for supplying power to the motor and the electronic control module, wherein the electronic control module includes a ripple measuring unit for measuring the ripple of the motor by receiving an output signal of the motor and a current measuring unit for measuring a change in the driving current of the motor. 1. A system for controlling positions of a caliper and a cable of an electric parking brake (EPB) , the system comprising:{'b': '30', 'an actuator driving motor () used for engaging and disengaging a parking brake of an EPB system;'}{'b': '40', 'an electronic control module () for controlling the motor; and'}{'b': 50', '40', '100', '200, 'a vehicle battery () for supplying power to the motor and the electronic control module, wherein the electronic control module () includes a current measuring unit () for measuring a change in driving current of the motor and a ripple measuring unit () for measuring a ripple of the motor by receiving an output signal of the motor.'}2. The system according to claim 1 , wherein the output signal of the motor is output as any one form of a current or a voltage.3110210. The system according to claim 1 , wherein the system includes an EPB applying logic block () and an EPB releasing logic block ().4300. The system according to claim 3 , wherein the system includes an EPB protection logic block ().5. A method of controlling the positions of the caliper and the cable of the EPB using the system according to claim 1 , in a case of an EPB applying mode claim 1 , the method comprising:measuring a change in the driving current of the motor;comparing the measured current value with a preset current value; andstopping the EPB applying when the measured current value ...

Motor Vehicle Parking Lock Device Having at Least One Locking Element

A motor vehicle parking lock device has at least one locking element for locking a parking lock piston in a positive-fit manner and a release unit having at least one electromagnetic actuator for releasing the parking lock piston. The release unit has a hydraulic and/or pneumatic actuator acting parallel to the electromagnetic actuator and which releases the parking lock piston at least in the event of a failure of the electromagnetic actuator. 17-. (canceled)8. A motor vehicle parking lock device , comprising:at least one locking element configured to lock a parking lock piston in a positive-fit manner;a release unit having at least one electromagnetic actuator configured to release the parking lock piston, wherein the release unit has a further actuator acting parallel to the electromagnetic actuator and which is configured to release the parking lock piston at least in an event of a failure of the electromagnetic actuator, wherein the further actuator is a hydraulic or pneumatic actuator;a single-acting actuating cylinder configured to switch the parking lock piston into a non-parking position;a spring configured to switch the parking lock piston into a parking position;an operating medium pressure supply; anda switching valve having a first and second valve position, which when fluidically connects the hydraulic or pneumatic actuator to the operating medium pressure supply configured in the first valve position, and fluidically connects the actuating cylinder to the operating medium pressure supply when configured in the second valve position.9. A motor vehicle parking lock device according to claim 8 , wherein the locking element has a positive-fit contour configured to lock the parking lock piston in a hydraulically or pneumatically non-overpressurable manner.10. The motor vehicle parking lock device according to claim 8 , wherein the locking element is configured to lock the parking lock piston in the parking position and in the non-parking position.11. A ...

Compliant Torque Coupler for a Dual Acting Plunger Assembly of a Vehicle Brake System

A vehicle brake system includes a dual acting plunger assembly. The dual acting plunger assembly comprises a housing, an anti-rotation tube secured to a ball screw assembly, and a torque coupler. The torque coupler is attached between the housing and anti-rotation tube, wherein the torque coupler allows rotation between the housing and the anti-rotation tube.

Rotation/translation converter gear unit

A rotation/translation converter gear unit having a helical gear and a planetary gear for driving the helical gear. A spindle nut of the helical gear forms a planet carrier for planet wheels of the planetary gear. Situated between the planetary gear and the helical gear is an axial friction bearing, that at the same time forms a centering element which centers a sun wheel of the planetary gear between the planet wheels. In particular, the rotation/translation converter gear unit is used to drive a piston of a pressure generator for a brake control of a hydraulic vehicle brake system.

VEHICLE BRAKE SYSTEM

A highly reliable vehicle brake system that includes an electric brake and achieves redundancy at low cost is provided. 1. A vehicle brake system comprising:an electric brake including at least one unit of an electric actuator that presses a friction pad toward a rotor side;a driver that drives the electric actuator; anda control device including a plurality of controllers connected to one another,the plurality of controllers including:a master controller having a driver control unit that controls the driver, a braking force calculation unit that calculates braking force of the electric brake, and a behavior control unit that controls a behavior of a vehicle; anda sub-controller having a driver control unit that controls the driver, and a braking force calculation unit that calculates braking force of the electric brake, andeach of the master controller and the sub-controller including a determination unit that compares a braking force calculation result of another controller among the plurality of controllers to determine braking force.2. The vehicle brake system according to claim 1 , further comprisinga slave controller having a driver control unit that controls the driver based on a braking force calculation result of at least one of the master controller and the sub-controller.3. The vehicle brake system according to claim 2 , whereinthe control device includes a first control device and a second control device;the first control device includes the master controller; andthe second control device includes the sub-controller and the slave controller.4. The vehicle brake system according to claim 1 , whereinthe control device includes a first control device and a second control device;the first control device includes at least one unit of the master controller; andthe second control device includes at least one unit of the sub-controller.5. The vehicle brake system according to claim 1 , whereinthe control device includes a first control device and a second ...

DECELERATION END LOCATION STORAGE SYSTEM, DRIVE ASSIST SYSTEM, DRIVE ASSIST METHOD, AND COMPUTER PROGRAM

There are provided a deceleration end location storage system that can appropriately store a deceleration end location at which a vehicle ends deceleration in decelerating action even for a road on which the content of the decelerating action tends to vary because of a disturbance such as a road with a large amount of traffic, and a drive assist system, a drive assist method, and a computer program that can provide appropriate drive assistance for a vehicle on the basis of stored deceleration end locations. In the case where a vehicle performs decelerating action, a deceleration end location at which the vehicle ends deceleration in the decelerating action is specified. A variation range that matches the road type of a road on which the deceleration end location is provided is set. In the case where learning data stored in a learning DB already include learning data for a different deceleration end location provided within the variation range set from the present deceleration end location, such deceleration end locations are stored as learning data for the same deceleration end location. 1. A deceleration end location storage system comprising:decelerating action detection module for detecting decelerating action of a vehicle;deceleration end location specifying module for specifying a deceleration end location at which the vehicle ends deceleration in the detected decelerating action; anddeceleration end location storage unit for storing the specified deceleration end location, wherein:the deceleration end location storage unitsearches for a different deceleration end location provided within a predetermined range from the specified deceleration end location from deceleration end locations which have already been stored in the case where the deceleration end location is specified, andstores the specified deceleration end location as the same deceleration end location as the different deceleration end location in the case where there is any different deceleration ...

METHOD FOR PROVIDING THE APPLICATION FORCE GENERATED BY A PARKING BRAKE

In a method for providing the application force generated by a parking brake, which is at least partially generated by an electromechanical brake device having an electric brake motor, a retensioning process is terminated in the event that (i) the motor current exceeds a limit value or (ii) the rotational speed of the motor drops below a limit value. 114-. (canceled)15. A method for providing an application force generated by a parking brake in a vehicle , the parking brake including at least an electromechanical brake device having an electric brake motor for generating at least a portion of the application force by pressing a brake piston against a brake disk , the method comprising:performing a first tensioning process in which the electric brake motor is activated to press the brake piston; andinitiating a retensioning process in which the electric brake motor is reactivated again following the first tensioning process, wherein the retensioning process is terminated if one of (i) one of the motor current or a variable correlating with the motor current exceeds an assigned specified limit value, or (ii) one of the rotational speed of the motor or a variable correlating with the rotational speed of the motor drops below an assigned specified limit value.16. The method as recited in claim 15 , wherein the retensioning process is terminated if the retensioning travel traveled by the brake piston exceeds an assigned specified limit value.17. The method as recited in claim 16 , wherein the limit value assigned to the motor current corresponds to the starting current peak when the brake motor is switched on.18. The method as recited in claim 17 , wherein the limit value assigned to the motor current corresponds to the starting current peak during the retensioning process.19. The method as recited in claim 17 , wherein the parking brake includes a supplementary brake device claim 17 , and wherein a supplementary application force is generated via the supplementary brake ...

BRAKE DEVICE

Provided is a brake device that is able to achieve an improvement in versatility of the device, and which is able to reduce an uncomfortable feeling and annoyance caused by an operating noise of a parking brake. This brake device includes: left and right parking brake mechanisms configured to independently apply braking forces to left and right wheels of a vehicle, respectively, and hold the vehicle stationary; and a control device configured to control these parking brake mechanisms. The control device includes a parking brake actuation determiner configured to adjust respective timings at which the left and right parking brake mechanisms are actuated so as to reduce an uncomfortable feeling caused to an occupant of the vehicle. 1. A brake device comprising: left and right parking brake mechanisms configured to independently apply braking forces to left and right wheels of a vehicle , respectively , and hold the vehicle stationary; and a control device configured to control these parking brake mechanisms ,the control device including a parking brake actuation determiner configured to adjust respective timings at which the left and right parking brake mechanisms are actuated so as to reduce an uncomfortable feeling caused to an occupant of the vehicle.2. The brake device as claimed in claim 1 , wherein claim 1 , in response to input of a parking brake actuation request from a driver of the vehicle claim 1 , the parking brake actuation determiner inputs a parking brake actuation command into each of the left and right parking brake mechanisms on the basis of a set timing to reduce the uncomfortable feeling caused to the occupant of the vehicle claim 1 , thereby to cause the vehicle to enter into a parking lock state in which the vehicle is held stationary.3. The brake device as claimed in claim 1 , wherein the parking brake actuation determiner includes:an operation completion signal monitor configured to input a parking brake actuation command into one of the left ...

VEHICLE BRAKE SYSTEM

A highly reliable vehicle brake system including an electric brake is provided. 1. A vehicle brake system comprising:an electric brake including at least one unit of an electric actuator that presses a friction pad toward a rotor side;a driver that drives the electric actuator; anda control device that controls the driver,the electric brake including a plurality of electric actuators; andthe driver individually corresponding to a unit of the plurality of electric actuators.2. The vehicle brake system according to claim 1 , whereinthe electric brake includes two units of the electric actuators;the control device includes a first controller and a second controller; andthe first controller controls the driver corresponding to one of the two units of the electric actuators, and the second controller controls the driver corresponding to another of the two units of the electric actuators.3. The vehicle brake system according to claim 2 , whereinthe control device includes a first control device and a second control device;the first control device includes the first controller; andthe second control device includes the second controller.4. The vehicle brake system according to claim 2 , whereinoutput signals from the plurality of electric actuators are input into the first controller and the second controller.5. The vehicle brake system according to claim 1 , whereinthe electric brake including the plurality of electric actuators is provided to a front wheel. The present invention relates to a highly reliable vehicle brake system provided with an electric brake.For a vehicle brake system, there has been suggested an electric brake system in which a multiplicity of control devices and a multiplicity of microcomputers are installed (PTL 1). In the above system, control devices and microcomputers of the brake system are multiplexed to make the system redundant. However, redundancy has not yet been achieved with respect to the electric motor and motor driver of the brake ...

VEHICLE BRAKE SYSTEM

A highly reliable vehicle brake system that includes an electric brake and achieves redundancy at low cost is provided. 1. A vehicle brake system comprising:an electric brake including at least one unit of an electric actuator that presses a friction pad toward a rotor side;a driver that drives the electric actuator; anda control device,the control device including at least three units of controllers connected to one another,each of the controllers including a driver control unit that controls the driver, and a braking force calculation unit that calculates braking force of the electric brake,at least one of the controllers further including a determination unit that compares braking force calculation results of the controllers to determine whether the controllers are normal or not, andthe determination unit including an output block section that blocks, when the determination unit determines that any one of the controllers is not normal, an output of the one of the controllers that is determined to be not normal.2. The vehicle brake system according to claim 1 , whereinthe control device includes a first control device including at least one unit of the controllers, and a second control device including at least one unit of the controllers.3. The vehicle brake system according to claim 1 , whereineach of the controllers includes a self-determination unit that determines whether the controller itself is normal or not based on a calculation result of the braking force calculation unit, and further includes a section that blocks an output of the controller that is determined to be not normal by self-determination. The present invention relates to a vehicle brake system provided with an electric brake.For an electrical control system of a vehicle brake system, there has been suggested a system including two central modules (central control devices), four wheel modules (wheel control devices), and an input device (PTL 1). The two central modules each control two wheel ...

SYSTEM COMPRISING SEPARATE CONTROL UNITS FOR THE ACTUATION UNITS OF AN ELECTRIC PARKING BRAKE

A motor vehicle system comprising a first electric parking brake actuation unit assigned to a first vehicle wheel, and a second electric parking brake actuation unit assigned to a second vehicle wheel. The system further comprises a first control unit which includes at least one first microprocessor and which is designed to control at least the first electric parking brake actuation unit and an anti-lock and/or vehicle stability control system. A second control unit of the system comprises at least one second microprocessor and is designed to control at least the second electric parking brake actuation unit and an electric braking power generator and/or an automatic transmission. In some variants, a separate parking brake control unit can be dispensed with as the braking brake control function is shared between control units that can be used for other purposes. 1. A system for a motor vehicle , comprising:a first electric parking brake actuation unit assigned to a first vehicle wheel;a second electric parking brake actuation unit assigned to a second vehicle wheel;a first control unit having at least one first microprocessor, wherein the first control unit is designed to control at least the first electric parking brake actuation unit and also an antilock and/or electronic stability control system; anda second control unit having at least one second microprocessor, wherein the second control unit is designed to control at least the second electric parking brake actuation unit and also an electric brake force generator.2. The system as claimed in claim 1 , further comprisinga control line system which connects the first control unit and the second control unit on the one hand with the first electric parking brake actuation unit and the second electric parking brake actuation unit on the other hand, wherein the control line system consists of a first control line between the first control unit and the first electric parking brake actuation unit and a second control ...

Method for providing the clamping force generated by a parking brake

A method for providing the clamping force generated by an electric brake motor in a parking brake, the clamping force being determined as a function of the motor constants of the brake motor based on instantaneous measured values of the motor current and the motor voltage. 19-. (canceled)10. A method for providing a clamping force generated by a parking brake in a vehicle , the method comprising:determining the clamping force, which is at least partially generated by an electromechanical braking device which includes an electric brake motor which applies a brake piston against a brake disk, as a function of a motor constant of the brake motor, the motor constants being ascertained from instantaneous measured values of motor currents, which are measured during an activation of the brake motor;wherein for determining the motor constant, a no-load voltage and a no-load current are measured on the brake motor during a no-load phase, and the motor current is ascertained during a dynamic current change phase.11. The method of claim 10 , wherein the measured values are ascertained during a clamping operation of the brake motor for generating the clamping force.12. The method of claim 11 , wherein the motor current is ascertained after the brake motor is switched on during an initial phase of the current and the no-load current is ascertained during a subsequent phase.13. The method of claim 10 , wherein multiple measured values of the motor current are ascertained in the dynamic current change phase and used as a basis for the calculation of the motor constants.14. The method of claim 10 , wherein the motor constant is calculated in a recursive algorithm.16. The method of claim 15 , wherein the variables γ claim 15 , γare calculated in a recursive algorithm.17. The method of claim 15 , wherein the variables γ claim 15 , γare calculated in a recursive algorithm according to a least error squares method.18. A regulating/control unit for providing a clamping force generated ...

BRAKING SYSTEM AND VEHICLE

A braking system includes an electric motor configured to output a braking force, and a controller configured to control the electric motor. The controller is supplied with electric power from both a main power source and an auxiliary power source. The electric motor has a first state in which the electric motor is supplied with electric power from the main power source when the main power source has a voltage V equal to or higher than a threshold value Va; a second state in which the electric motor is supplied with electric power from the auxiliary power source, and the voltage V of the main power source is lower than the threshold value Va; and a third state in which the electric motor is supplied with electric power from the main power source, and the voltage V of the main power source is lower than the threshold value Va. 1. A braking system comprising:an electric motor configured to output a braking force in accordance with a braking demand signal, anda controller configured to control the electric motor, whereinthe electric motor and the controller are supplied with electric power from a first power storage device which supplies electric power to a starting system of an internal combustion engine installed in a vehicle and a second power storage device which is independent from the first power storage device;the controller is supplied with electric power from the first power storage device and the second power storage device; andthe electric motor includes:a first state in which the electric motor is supplied with electric power from the first power storage device when the first power storage device has a voltage equal to or higher than a first predetermined value;a second state in which the electric motor is supplied with electric power from the second power storage device when the starting system is not being driven, and the first power storage device has a voltage lower than the first predetermined value; anda third state in which the electric motor is ...

BRAKING-FORCE-MAINTAINING DEVICE FOR VEHICLE AND ELECTRIC BRAKING DEVICE FOR VEHICLE

In an electric braking device for a vehicle, the following are carried out in order: a first lock process in which either torque for shifting the ratchet gear in a release direction is generated in an electric motor or the driving of the electric motor is stopped, while a pawl member is being pressed against a ratchet gear; a second lock process in which the rotational angle of the ratchet gear is brought to an angle different from a semi-engaging rotational angle by driving the electric motor; and a third lock process in which the ratchet gear is rotated in the release direction by driving the electric motor in reverse. 1. A braking-force-maintaining device for a vehicle , configured to maintain a braking force applied to a wheel by maintaining a force pressing a friction member against a rotor which rotates integrally with the wheel , the braking-force-maintaining device , comprising:a displacement member which includes at least one tooth and in which the force pressing the friction member against the rotor increases when the displacement member is displaced in a braking direction which is one of specified directions, and the pressing force decreases when the displacement member is displaced in a release direction which is another one of the specified directions;a pawl member configured to move forward and backward in a direction toward or away from the displacement member and regulate displacement of the displacement member in the release direction when the pawl member is meshed with the tooth; anda control device configured to control a first driving source which is a driving source of the displacement member and a second driving source which is a driving source of the pawl member, whereinin a case where a position of the displacement member in the specified direction at a time when a tip of the pawl member is in contact with a tip of the tooth is defined as a semi-engaging position,the control device performs:a first lock process configured to generate a torque ...

Motor Vehicle Having an Electronically Controllable Parking Lock and Having an Electronically Controllable Parking Brake

A motor vehicle has an electronically controllable parking lock and an electronically controllable parking brake, which can be controlled individually or in combination. A device having an electronic control unit and a central operating element associated with the parking lock and the parking brake is provided. When the motor vehicle is at a standstill and the central operating element is actuated, the parking lock and the parking brake can be controlled in a specific type of parking-lock and/or parking-brake activation. In a first specific type, during a first actuation of the central operating element, at least the parking brake is automatically activated first. If the central operating element is then re-actuated within a predefined time window, or if the central operating element remains actuated for a predefined minimum time period, the driver is offered at least one possibility of manually selecting a specific type of parking-lock and/or parking-brake activation. 17.-. (canceled)8. A motor vehicle comprising:an electronically controllable parking lock and an electronically controllable parking brake, wherein the parking lock and the parking brake are controlled individually or in combination; anda device comprising at least one electronic control unit and a central control element associated with both the parking lock and the parking brake, wherein the device is configured such that when the central control element is operated with the motor vehicle at a standstill, the parking lock and the parking brake are able to be activated individually or in combination as a particular type of at least one of a parking lock activation or a parking brake activation,wherein, for a first operation of the central control element, initially at least the parking brake is activated, andwherein, for a second operation of the central control element within a predetermined comparatively short time window, or for the first operation of the central control element for a ...

BRAKE ASSIST DURING VEHICLE ONE PEDAL DRIVE

A vehicle includes friction brakes, an electronic park brake system, and controllers. The controllers, responsive to the vehicle coming to a stop, and the vehicle being on plug, a driver door of the vehicle being open, or a driver seatbelt being unbuckled, issue a standstill friction brake request for the friction brakes and an electronic park brake request for the electronic park brake system. The controllers also, responsive to engagement of the electronic park brake system, discontinue the issue of the standstill friction brake request. 1. A vehicle comprising:friction brakes;an electronic park brake system; and{'claim-text': ['responsive to the vehicle coming to a stop and a driver door of the vehicle being open, issue a standstill friction brake request for the friction brakes and an electronic park brake request for the electronic park brake system, and', 'responsive to engagement of the electronic park brake system, discontinue the issue of the standstill friction brake request.'], '#text': 'one or more controllers programmed to,'}2. The vehicle of claim 1 , wherein the one or more controllers is further programmed to repeatedly issue the standstill friction brake request absent the engagement.3. The vehicle of claim 1 , wherein the one or more controllers is further configured to claim 1 , responsive to the vehicle coming to a stop and being on plug claim 1 , issue the standstill friction brake request and the electronic park brake request.4. The vehicle of claim 1 , wherein the one or more controller is further programmed to claim 1 , responsive to the vehicle coming to a stop and a driver seat belt of the vehicle being unbuckled claim 1 , issue the standstill friction brake request and the electronic park brake request.5. A method for controlling a vehicle claim 1 , comprising:{'claim-text': ['responsive to the vehicle coming to a stop and being on plug, issuing a standstill friction brake request for friction brakes and an electronic park brake request ...

Vehicle assist system

A method of braking a host vehicle traveling behind a second vehicle includes acquiring visual images of the second vehicle and determining an actual deceleration of the second vehicle based on the visual images. Non-visible light emitted by the second vehicle is detected. A commanded deceleration of the second vehicle is determined based on the detected light. A first signal is produced indicative of the actual deceleration. A second signal is produced indicative of the commanded deceleration. Braking of the host vehicle is initiated in response to at least one of the first and second signals.

LEVER APPARATUS FOR ELECTRONIC SHIFT SYSTEM

Disclosed herein is a lever apparatus for an electronic shift system, which is configured for selectively realizing an electronic shift function, an EPB function, and an auto hold function using one lever. 1. A lever apparatus for an electronic shift system , comprising:a rotary lever coupled to a vehicle body panel through a front link and a rear link to be rotatable in forward and rearward directions relative to the vehicle body panel;a first output mechanism mounted at the rotary lever, and outputting a signal for realization of an electronic shift function when the first output mechanism slides in the forward and rearward directions relative to the rotary lever; anda second output mechanism mounted to one of the front and rear links and to the vehicle body panel facing the front or rear link, and outputting a signal for selective realization of an Electronic Parking Brake (EPB) function and an auto hold function according to variation in an angle of rotation of the front or rear link.2. The lever apparatus according to claim 1 , whereinthe vehicle body panel has a through-hole formed to install the rotary lever;the vehicle body panel has a pair of sidewalls extending from an edge portion of the through-hole to face each other; andthe respective front and rear links are rotatably coupled to the sidewalls.3. The lever apparatus according to claim 2 , whereinthe rotary lever includes an arched handle and a base connected to the handle; andthe respective front and rear links are rotatably coupled to both end portions of the base.4. The lever apparatus according to claim 3 , whereinthe vehicle body panel has a support protruding and extending to the through-hole from the edge portion thereof; andthe base of the rotary lever is supported by and mounted to the support.5. The lever apparatus according to claim 1 , wherein the first output mechanism includes:a slide shift button coupled to a portion of the rotary lever, which is to be grasped by a driver, to be slidable ...

Method for operating a parking brake having an electromotively driven parking brake mechanism

A method for operating a parking brake with an electromotively driven parking brake mechanism includes applying the parking brake by the electric motor, switching off the electric motor in the state in which the parking brake is applied, switching on the electric motor after a prespecified time and reapplying the parking brake mechanism in the brake application direction. During the brake reapplication operation, an electrical variable of the electric motor is determined and compared with a reference value. The brake reapplication process is continued or terminated depending on whether the electrical variable, or a variable derived therefrom, is smaller or greater than the reference value.

VEHICLE CONTROL SYSTEM

A vehicle control system includes a boost device, a braking unit, a cell motor, and a start operating unit. The boost device boosts a braking force applied by a foot brake to a vehicle with an output voltage from a battery. The braking unit, which is different than the foot brake, brakes the vehicle appropriately and keeps the braking force even in a case that the output voltage is not supplied from the battery, or which braking unit does not require the output voltage from the battery. The cell motor is driven by an output voltage from the battery and starts the engine. The start operation unit starts the cell motor, wherein the vehicle control system has a function not to start the cell motor when the start operation unit is operated, unless the braking unit is in operation. 1. A vehicle control system , comprising:a boost device by which, a braking force applied by afoot brake to a vehicle is boosted with an output voltage from a battery,a braking unit other than the foot brake, which braking unit brakes the vehicle appropriately and keeps the braking force even in a case that the output voltage is not supplied from the battery, or which braking unit does not require a power supply from the battery for keeping the braking force,a cell motor which is driven by an output voltage from the battery and starts the engine, anda start operation unit which instructs the cell motor to start,wherein the vehicle control system has a function to start the cell motor when the start operation unit is operated, on the condition that the braking unit is in operation.2. The vehicle control system according to claim 1 , whereinthe vehicle control system starts the cell motor when the start operation unit is operated, irrespective of whether the braking unit is in operation or not, when the foot brake is not under operation while the vehicle is moving.3. A vehicle control system claim 1 , comprising:a boost device by which a braking force applied by a foot brake to a vehicle is ...

DEVICE FOR OPERATING A BRAKE SYSTEM OF A MOTOR VEHICLE, AND ROTARY POSITION SENSOR

A device is provided for operating a brake system of a motor vehicle having an electric motor, which is configured for driving a pressure generation unit in order to generate hydraulic pressure; a housing block of a hydraulic unit, which is able to be connected to the pressure generation unit and the brake system of the motor vehicle; a control unit for controlling the electric motor; and a rotary position sensor of the electric motor, the electric motor being fixed in place on a first side of the housing block of the hydraulic unit, and the control unit being fixed in place on a second side, situated opposite from the first side, of the housing block of the hydraulic unit, and the rotary position sensor of the electric motor being situated in such a way that it detects a rotational frequency and/or an angular position of a rotor of the electric motor and is connected to the control unit by an opening developed in the housing block of the hydraulic unit. Also provided is a method for operating a brake system of a motor vehicle, and to a rotary position sensor. 1. A device for operating a brake system of a motor vehicle , comprising:an electric motor for driving a pressure generation unit for generating hydraulic pressure;a housing block of a hydraulic unit, which is able to be connected to the pressure generation unit and the brake system of the motor vehicle;a control unit for controlling the electric motor; and the electric motor is fixed in place on a first side of the housing block of the hydraulic unit,', 'the control unit is fixed in place on a second side of the housing block, the second side lying opposite from the first side,', 'the rotary position sensor is situated in such a way that the rotary sensor detects at least one of a rotational frequency and an angular position of a rotor of the electric motor, and', 'the rotary sensor is connected to the control unit by way of an opening developed in the housing block., 'a rotary position sensor of the electric ...

Vehicle brake system

A vehicle brake system including: a pressurizing motor that is connected to a brake pedal and configured to increase a braking force that is generated; and a processor. The processor is configured with a program to perform operations including: operation as an information acquisition part to obtain information on whether a shift position of an automatic transmission is in a non-driving mode and information on operation on the brake pedal; and operation as a braking force controller to perform, when a predetermined retention condition is met, control of braking force so that a stationary state of a host vehicle is maintained. When the predetermined retention condition is met and the shift position is in the non-driving mode, the braking force controller is configured to perform control to increase the braking force that is generated using the pressurizing motor once the brake pedal is in a non-operated state.

Apparatus and method of controlling electronic parking brake

An apparatus and a method of controlling an electronic parking brake are provided to prevent collision with a preceding vehicle by generating additional target clamping force through interoperation with an advanced emergency brake system (AEBS) to improve performance of the AEBS. The apparatus includes an electric parking brake (EPB) that generates target clamping force and an information collector that collects a primary warning signal and a primary demanded deceleration by interoperating with an AEBS. A controller operates the EPB to perform a preparation process for braking when the primary warning signal is collected and perform braking until a primary actual deceleration corresponding to the primary demanded deceleration is measured when the primary demanded deceleration is collected.

BACKUP POWER SUPPLY SYSTEM, POWER SUPPLY BACKUP METHOD, AND PROGRAM

A backup power supply system of the present invention includes a first auxiliary power supply and a second auxiliary power supply capable of supplying electric power to a first load when failure of a main power supply occurs. In the backup power supply system, a second duration is shorter than a first duration. The first duration is the duration until the first auxiliary power supply becomes capable of supplying electric power to the first load. The second duration is the duration until the second auxiliary power supply becomes capable of supplying electric power to the first load. 1. A backup power supply system comprisinga first auxiliary power supply and a second auxiliary power supply configured to supply electric power to a load when failure of a main power supply occurs, whereina second duration until the second auxiliary power supply becomes capable of supplying electric power to the load is shorter than a first duration until the first auxiliary power supply becomes capable of supplying electric power to the load.2. The backup power supply system according to claim 1 , wherein the first auxiliary power supply and the second auxiliary power supply are configured to be charged with electric power supplied from the main power supply.3. The backup power supply system according to claim 1 , wherein a capacity of the second auxiliary power supply is smaller than a capacity of the first auxiliary power supply.4. The backup power supply system according to claim 1 , wherein the second auxiliary power supply is configured to be charged with electric power supplied from the main power supply prior to the first auxiliary power supply.5. The backup power supply system according to claim 1 , wherein the first auxiliary power supply includes the second auxiliary power supply.6. The backup power supply system according to claim 1 , wherein the backup power supply system is configured to be mounted on a vehicle including the main power supply and the load.7. The backup ...

ELECTRIC BRAKE APPARATUS AND ELECTRIC BRAKE SYSTEM

Provided is an electric brake device that achieves improved responsiveness, cost reduction and also reduces the copper loss in an electric motor, thus reducing power consumption. The electric brake device includes a brake rotor (), a friction member (), a friction member actuator (), an electric motor (), a controller (), a main power supply (), and an auxiliary power supply (). The auxiliary supply () is charged with regenerative power from the motor (). The controller () includes a backflow power interruption () preventing the main supply () from being charged with the regenerative power from the motor (), and an auxiliary power supply controller () causing the auxiliary supply () to supply running power to the motor () when powering the electric () is started in a state in which the regenerative power in the auxiliary supply () is greater than or equal to a set voltage. 1. An electric brake device comprising:a brake rotor configured to synchronously rotate with an object to be braked;a friction member configured to come into contact with the brake rotor;a friction member actuator configured to bring the friction member into contact with the brake rotor;an electric motor configured to drive the friction member actuator;a controller configured to control braking force by controlling the electric motor;a main power supply configured to supply power to the electric motor; andan auxiliary power supply separate from the main power supply, whereinthe auxiliary power supply is configured to be charged with regenerative power from the electric motor, and a backflow power interruption device configured to prevent the main power supply from being charged with the regenerative power from the electric motor, and', 'an auxiliary power supply controller configured to cause the auxiliary power supply to supply running power to the electric motor when powering the electric motor is started in a state in which the regenerative power in the auxiliary power supply is greater than or ...

BRAKING CONTROL DEVICE

A braking control device applicable to a vehicle having an electric parking brake with a motor-driven wheel braking mechanism includes a control unit, an offset estimation unit, and an offset correction unit. Based on a target motor current value indicating a target value of current to be inputted to the motor and a detection value from a current sensor that detects the current to be inputted to the motor, the control unit controls the current to the motor such that the detection value equals the target motor current value. The offset estimation unit determines an offset estimation value indicating an estimated value of offset of the detection value from the current sensor, based on behavior of the vehicle after lock control at the time of the vehicle's stoppage. The offset correction unit corrects the target motor current value or the detection value based on the offset estimation value. 15-. (canceled)6. A braking control device to be applied to a vehicle provided with an electric parking brake having a wheel brake mechanism to be driven by a motor , the braking control device comprising:a control unit configured to execute motor current control of controlling, on the basis of a target motor current value, which is a target value of current to be input to the motor, and a detection value from a current sensor configured to detect the current to be input to the motor, the current to be input to the motor so that the detection value from the current sensor is equal to the target motor current value;an offset estimation unit configured to determine an offset estimation value, which is an estimated value of an offset of the detection value from the current sensor, on the basis of a behavior of the vehicle after lock control at the time of vehicle's stoppage; andan offset correction unit configured to correct the target motor current value or the detection value from the current sensor on the basis of the offset estimation value.7. The braking control device according ...

Motor Vehicle with Hydraulically Supported Electric Parking Brake and Method for Operating the Same

A braking system for a motor vehicle includes a hydraulic service brake for braking the motor vehicle in driving operation, an electric parking brake for holding the motor vehicle at a standstill, and an electronic control system for automatically controlling the parking brake and the service brake. The electronic control system may be adapted to activate the parking brake, with the service brake activated, after the motor vehicle has been braked to the standstill via the activated service brake, and to at least partly deactivate the activated service brake after the parking brake has been activated. The electronic control system may also be adapted to deactivate the activated parking brake following operation of an accelerator pedal of the motor vehicle.

CABLE CONNECTION STRUCTURE

A cable connection structure includes a cable including a power cable including a power line and a power shield line, a signal cable including a signal line and a signal shield line, a control unit including a control-side ground, and a controlled unit that includes a controlled-side ground, receives supply of power from the control unit, and exchanges the electric signals with the control unit. The power shield line and the signal shield line are connected to the control-side ground and the controlled-side ground. At least one of the power cable and the signal cable includes an earth line that connects the control-side ground and the controlled-side ground to each other. 1. A cable connection structure that connects a control unit and a controlled unit to each other , the cable connection structure comprising:a cable including a power cable including a power line that supplies power and a power shield line that is formed by a braided wire and shields the power line, and a signal cable including a signal line that transmits electric signals and a signal shield line that is formed by a braided wire and shields the signal line;a control unit that is connected to one end of the power line and one end of the signal line, includes a control-side ground, and controls supply of the power and transmission of the electric signals, anda controlled unit that is connected to another end of the power line and another end of the signal line, includes a controlled-side ground, receives supply of power from the control unit, and exchanges the electric signals with the control unit,wherein the power shield line is connected to the control-side ground and the controlled-side ground,the signal shield line is connected to the control-side ground and the controlled-side ground, andat least one of the power cable and the signal cable includes an earth line that connects the control-side ground and the controlled-side ground to each other.2. The cable connection structure according to ...

Method and apparatus for magneto-rheological brake systems

A method and apparatus for an automobile's magneto-rheological brake (MRB) are disclosed which include: a shaft connected to a stationary housing, a magneto-rheological fluid chamber positioned inside the stationary housing, a rotary disc connected to and rotate with the shaft, a plurality of magnetic coils wound directly onto a lateral side of the MRB chamber.

BRAKE DEVICE SYSTEM

This brake device system includes a plurality of brake devices mounted to a vehicle, each brake device including a brake rotor, a friction pad, friction pad driving assembly, and a control device. The control device is provided with: braking/stoppage determination section configured to cause the friction pad to come into contact with the brake rotor of each brake device, and determine whether or not the vehicle is braking or being kept stopped; and heat conduction suppressing section configured to, when the braking/stoppage determination section has determined that the vehicle is braking or being kept stopped, reduce the braking force of a part of the plurality of brake devices, thereby to reduce heat conductivity of brake friction heat to the friction pad driving assembly. 1. A brake device system including a plurality of brake devices mounted to a vehicle , each brake device comprising a brake rotor , a friction pad configured to come into contact with the brake rotor and generate a braking force , a friction pad driving assembly configured to cause the friction pad to come into contact with the brake rotor , and a control device configured to control the braking force by using the friction pad driving assembly , whereinthe control device includes:a braking/stoppage determination section configured to cause the friction pad to come into contact with the brake rotor of each of the brake devices, and determine whether or not the vehicle is braking or being kept stopped; anda heat conduction suppressing section configured to, when the braking/stoppage determination section has determined that the vehicle is braking or being kept stopped, reduce the braking force of a part of the plurality of brake devices, thereby to reduce heat conductivity of brake friction heat to the friction pad driving assembly.2. The brake device system as claimed in claim 1 , whereinthe heat conduction suppressing section is configured to have a function of, while the braking force of the ...

CABLE AND WIRE HARNESS

A cable includes an assembled article formed by twisting a plurality of electric wires, a tape member spirally wound around the assembled article, and a sheath covering around the tape member. The sheath includes an injection molded body including an urethane resin. The tape member includes a non-woven fabric tape including a polyester, a polypropylene, an aramid fiber, a nylon, an acryl fiber, or a glass fiber and an air permeability defined by the Frazier method of not less than 30 cm/cm·sec. A twist direction of the assembled article is opposite to a winding direction of the non-woven fabric tape. 1. A cable , comprising:an assembled article formed by twisting a plurality of electric wires;a tape member spirally wound around the assembled article; anda sheath covering around the tape member, the sheath comprising an injection molded body comprising an urethane resin,{'sup': 3', '2, 'wherein the tape member comprises a non-woven fabric tape comprising a polyester, a polypropylene, an aramid fiber, a nylon, an acryl fiber, or a glass fiber and an air permeability defined by the Frazier method of not less than 30 cm/cm·sec, and'}wherein a twist direction of the assembled article is opposite to a winding direction of the non-woven fabric tape.2. The cable according to claim 1 , wherein the assembled article is formed by twisting a pair of first electric wires and a twisted pair wire formed by twisting a pair of second electric wires whose outer diameter is shorter than an outer diameter of the first electric wire claim 1 , andwherein a twist direction of the twisted pair wire is opposite to the twist direction of the assembled article, andwherein the twist direction of the twisted pair wire is a same direction as the winding direction of the non-woven fabric tape.3. The cable according to claim 1 , wherein the assembled article is formed by twisting a pair of first electric wires and a twisted pair wire formed by twisting a pair of second electric wires whose outer ...

TRAILER BATTERY REVERSE CONNECTION PROTECTION

A trailer brake module includes a brake output driver configured to be connected to a power supply, a flyback diode, and a MOSFET arranged between the power supply and the flyback diode. The MOSFET is in series with the flyback diode. 1. A trailer brake module , comprising:a brake output driver configured to be connected to a power supply;a flyback diode; anda MOSFET arranged between the power supply and the flyback diode, the MOSFET in series with the flyback diode.2. The trailer brake module of claim 1 , wherein the trailer brake module is configured to be connected to a trailer brake system having a trailer battery.3. The trailer brake module of claim 1 , wherein the brake output driver is connected to a microcontroller.4. The trailer brake module of claim 3 , wherein a polarity detection circuit is connected to the microcontroller.5. The trailer brake module of claim 4 , wherein the polarity detection circuit comprises a plurality of transistors and a plurality of resistors.6. The trailer brake module of claim 5 , wherein the polarity detection circuit comprises a diode.7. The trailer brake module of claim 4 , wherein the polarity detection circuit is configured to detect a fault due to reverse polarity of a battery and communicate the fault to the microcontroller.8. The trailer brake module of claim 1 , comprising a MOSFET gate control circuit.9. The trailer brake module of claim 8 , wherein the MOSFET gate control circuit is configured to control the MOSFET.10. The trailer brake module of claim 8 , wherein the MOSFET gate control circuit comprises two transistors that switch between voltage levels to control the MOSFET.11. The trailer brake module of claim 1 , wherein the MOSFET is only ON when the brake output driver is operating.12. A trailer brake system claim 1 , comprising:a tow vehicle having a trailer brake module (TBM);a trailer attached to the tow vehicle, the trailer having an electronic brake in communication with the trailer brake module;a trailer ...

METHOD FOR THE ADAPTIVE CONTROL OF A DRIVER OPERATION-DEPENDENT ACTUAL VEHICLE DECELERATION

A method for the adaptive control of a driver operation-dependent actual vehicle deceleration in a commercial vehicle includes determining an operating variable that indicates a displacement of a brake pedal of a brake valve demanded by the driver as well as an assistance deceleration demand, providing a mass-dependent feeling curve that associates a driver's deceleration demand with the operating variable, adapting the mass-dependent feeling curve if there is no assistance deceleration demand so that the determined operating variable is associated with an actually prevailing actual vehicle deceleration, specifying a target vehicle deceleration depending on a driver operation-dependent driver's deceleration demand determined from the corresponding feeling curve and the assistance deceleration demand if there is an assistance deceleration demand, and actuating a brake pressure corresponding to the target vehicle deceleration for adaptively adjusted, driver operation-dependent control of the actual vehicle deceleration. 1. A method for the adaptive control of a driver operation-dependent actual vehicle deceleration (z) in a commercial vehicle , the method comprising::determining an operating variable that indicates a displacement of a brake pedal of a brake valve demanded by the driver as well as an assistance deceleration demand;providing a mass-dependent feeling curve that associates a driver's deceleration demand with the operating variable;adapting the mass-dependent feeling curve if there is no assistance deceleration demand so that the determined operating variable is associated with an actually prevailing actual vehicle deceleration and at least one scaling factor is determined that adapts the driver's deceleration demand which results from the mass-dependent feeling curve for the determined operating variable to the determined actual vehicle deceleration, wherein, for this purpose, an adaptation feeling curve is formed that results from the mass-dependent ...

Vehicle braking system with electric brake booster

A braking system for a vehicle is operative to apply a friction brake force to at least one wheel of the vehicle. The braking system includes a master cylinder is in fluid communication with a reservoir of brake fluid and in fluid communication with the hydraulic brake device. According to one aspect, the braking system includes an electric brake force generator which moves the brake fluid within the master cylinder to deliver brake fluid to the friction brake device in response to a first predetermined displacement of a brake pedal. The electric brake force generator includes a housing defining a boost chamber filled with brake fluid and in fluid communication with the reservoir of brake fluid and further includes a drive arrangement for creating pressure in the boost chamber. In accordance with another aspect, the braking system includes a mechanical brake force generator is disposed between a brake pedal and a primary piston of the master cylinder which is operative to actuate the master cylinder in response to a predetermined displacement of the brake pedal.

ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREOF

Disclosed herein is an electronic parking brake system and a control method thereof. The electronic parking brake system includes a pair of brake pads arranged on opposite sides of a brake disc, a piston configured to press at least one of the brake pads, a nut member configured to press the piston, a spindle member configured to move the nut member, an electric motor configured to rotate the spindle member, and a controller configured to estimate a wear amount of the brake pads based on change in a movement distance of the nut member. 1. An electronic parking brake system comprising:a pair of brake pads arranged on opposite sides of a brake disc;a piston configured to press at least one of the brake pads;a nut member configured to press the piston;a spindle member configured to move the nut member;an electric motor configured to rotate the spindle member; anda controller configured to estimate a wear amount of the brake pads based on change in a movement distance of the nut member.2. The electronic parking brake system of claim 1 ,wherein the controller moves the nut member from a parking operation position in which the brake pads are pressed by a forward movement of the nut member to a parking complete release position in which the pressing on the brake pad is completely released by the a backward movement of the nut member, and estimates the wear amount of the brake pads by comparing the movement distance of the nut member from the parking operation position to the parking complete release position with a preset distance.3. The electronic parking brake system of claim 2 ,wherein the parking complete release position is a position in which the nut member moved backward is in close contact with the spindle member.4. The electronic parking brake system of claim 2 , further comprising:a current sensor configured to detect a current flowing through the electric motor;wherein the controller detects the current flowing through the electric motor while moving the nut ...

OVERLOAD PROTECTION FOR A PARKING LOCK

A parking lock of a vehicle is normally controlled by a first control unit. In the presence of a predefined condition, control of the parking lock is assumed by a second control unit of the vehicle and the first control unit is disabled, at least in part, when the predefined condition is present. 1. A method , comprising:normally controlling a parking lock of a vehicle by a first control unit;in the presence of a predefined condition, controlling the parking lock by a second control unit of the vehicle; anddisabling the first control unit, at least in part, in the presence of the predefined condition.2. The method of claim 1 , wherein the presence of the predefined condition is affirmed claim 1 , when a measurement value corresponds to at least one predefined value selected from the group consisting of temperature of the first control unit claim 1 , number of actuations of the parking lock in a predefined time period claim 1 , current applied to the first control unit claim 1 , voltage applied to the first control unit claim 1 , current outputted by the first control unit claim 1 , voltage outputted by the first control unit claim 1 , and combinations thereof.3. The method of claim 1 , wherein the parking lock is a parking brake controlled by the second control unit.4. The method of claim 1 , further comprising replicating by the second control unit a functionality of the first control unit claim 1 , when the parking lock is operated by the second control unit.5. The method of claim 1 , wherein the second control unit is configured to operate a brake of the vehicle.6. The method of claim 1 , wherein the presence of the predefined condition is affirmed claim 1 , when the parking lock has been actuated a number of times within a predefined time period.7. The method of claim 1 , further comprising continuously monitoring a temperature of the first control unit claim 1 , when the predefined condition relates to the presence of a specific temperature of the first control ...

COMPOSITE CABLE AND COMPOSITE HARNESS

A composite cable includes a pair of first electric wires, a twisted pair wire formed by twisting a pair of second electric wires having a smaller outer diameter than the first electric wires, a tape member wound into a spiral around an assembly that is formed by twisting the pair of first electric wires and the twisted pair wire together, and a sheath covering an outer periphery of the tape member. The tape member and the sheath includes an inwardly projecting part formed in a spiral along a cable longitudinal direction and formed so as to enter inward at least one of a valley part between the two first electric wires and valley parts between the first electric wires and the twisted pair wire. The inwardly projecting part has a projecting length of not less than 3% of an outer diameter of the first electric wires. 1. A composite cable , comprising:a pair of first electric wires;a twisted pair wire formed by twisting a pair of second electric wires having a smaller outer diameter than the first electric wires;a tape member wound into a spiral around an assembly that is formed by twisting the pair of first electric wires and the twisted pair wire together; anda sheath covering an outer periphery of the tape member,wherein a twisting direction of the assembly and a winding direction of the tape member are the same,wherein the tape member and the sheath comprise an inwardly projecting part formed in a spiral along a cable longitudinal direction and formed so as to enter inward at least one of a valley part between the two first electric wires and valley parts between the first electric wires and the twisted pair wire, andwherein the inwardly projecting part has a projecting length of not less than 3% of an outer diameter of the first electric wires defined in projecting inside from an outermost of common tangents passing through outer perimeters of the first electric wires, or the first electric wire and the twisted pair wire, circumferentially adjacent with the ...

LOAD DRIVER

A load driver includes a microcomputer controlling an ON-OFF switching of a first relay and a second relay. The load driver also includes a fourth switching element performing an ON-OFF drive of the first relay based on a drive signal from the microcomputer, and a fifth switching element performing an ON-OFF drive of the second relay based on a permission signal from the microcomputer. The load driver further includes a third switching element prohibiting the ON drive of the second relay by the fifth switching element to power a motor with power from an accessory battery via the first relay when the microcomputer outputs a “Lo” drive signal. 1. A load driver for driving a load configured to receive an electric power supply from a first power supply or from a second power supply , the load driver having a first relay disposed at a position between the first power supply and the load and a second relay disposed at a position between the second power supply and the load , the load driver comprising:a controller configured to control an open state and a closed state of the first relay and the second relay by an open-close control signal;a first open-close switch configured to control driving the first relay to the open state and the closed state based on the open-close control signal from the controller;a second open-close switch configured to control driving the second relay to the open state and the closed state based on the open-close control signal from the controller; anda prohibition switch configured to prohibit driving the second relay to the closed state, when the controller outputs the open-close control signal to drive the first relay to the closed state to supply electric power from the first power supply to the load via the first relay.2. The load driver of claim 1 , whereinthe controller is configured to receive an electric power supply from the first power supply or from the second power supply.3. The load driver of claim 1 , whereinwhen a power supply ...

METHOD FOR CONTROLLING A BRAKING SYSTEM OF A VEHICLE AND RELATED SYSTEM

A method for controlling a braking system of a vehicle may include detecting, by a first plurality of detection devices distributed on the braking system of the vehicle, first information representative of a condition of motion of the vehicle. The method may also include detecting, by a second plurality of detection devices belonging to a first driver assistance sub-system associated with the vehicle, second information representative of a condition of motion of the vehicle. The method may also include determining, by a first data processing block, a first control signal of a braking module of the vehicle based on the first information and the second information. The method may also include controlling, by the first data processing block, the braking module of the vehicle based on the determined first control signal. 122-. (canceled)23. A method for controlling a braking system of a vehicle , comprising steps of:detecting, by a first plurality of detection devices distributed on the braking system of the vehicle, first information representative of a condition of motion of the vehicle;detecting, by a second plurality of detection devices belonging to a first driver-assistance sub-system associated with the vehicle, second information representative of a condition of motion of the vehicle;determining, by a first data processing block, a first control signal of a braking module of the vehicle based on said first information and said second information;controlling, by the first data processing block, the braking module of the vehicle based on the determined first control signal.24. The method according to claim 23 , comprising a step of providing claim 23 , by the first plurality of detection devices claim 23 , said second information directly to the first data processing block.25. The method according to claim 24 , wherein the step of determining further comprises:a respective first step of checking, by the first data processing block, whether said first information ...

HEAVY FREIGHT TRAIN MARSHALLING DEVICE AND MARSHALLING METHOD, AND ELECTRONICALLY CONTROLLED PNEUMATIC BRAKE SYSTEM

The present invention relates to a heavy freight train marshalling device and marshalling method, and an electronically controlled pneumatic brake system; the latitude and longitude data of the carriage control unit is acquired by a Beidou positioning module; the first-vehicle state data of the carriage control unit is acquired by detecting a first-vehicle identification terminal; and, the carriage control units only need to transmit the acquired location data and the first-vehicle state data to the HEU via communication modules. Accordingly, the number of communication messages between the carriage control units and the HEU is decreased, the complicated process of connecting the carriage control units to or disconnecting the carriage control units from a switchable load is omitted, the marshalling time is shortened, and the complexity of marshalling is reduced. 1. A heavy freight train marshalling device , comprising a Head End Unit HEU and a plurality of carriage control units , wherein ,the HEU is communicated with each of the carriage control units;each carriage control unit comprises a carriage control module, and a Beidou positioning module and a communication module respectively connected with the carriage control module;a first-vehicle identification terminal is further provided in the carriage control unit working as a first vehicle;the carriage control module acquires first-vehicle state data via the first-vehicle identification terminal;the Beidou positioning module is configured to acquire latitude and longitude data of the corresponding carriage control unit; and,the carriage control mode receives, via the communication module, a command transmitted by the HEU, and transmits, to the HEU and via the communication module, the latitude and longitude data of the carriage control unit read from the Beidou positioning module and the first-vehicle state data of the carriage control unit.2. The heavy freight train marshalling device according to claim 1 , ...

ELECTRIC BRAKING SYSTEM

Provided is an electric braking system configured to prevent antilock control from being unintentionally ended so that the braking behavior can be stabilized. An antilock control function unit includes an antilock control intervention determination unit configured to determine whether or not to execute antilock control. A braking force control device includes a switching function unit configured to switch between follow-up control by a normal control unit and the antilock control by the antilock control function unit on the basis of the determination by the antilock control intervention determination unit. The antilock control intervention determination unit ends execution of the antilock control when, for example, a braking force under the antilock control becomes equal to or higher than a required braking force while the antilock control is being executed. 1. An electric braking system comprising: an electric braking device including an electric motor and configured to apply a braking force for braking a vehicle to a wheel; a braking force control device configured to execute follow-up control through control of the electric motor such that the braking force follows a given required braking force; a wheel speed estimator configured to estimate a wheel speed which is a speed of the wheel for which a braking manipulation is performed; and a vehicle body speed estimation function unit configured to estimate a vehicle body speed of the vehicle , wherein a normal control unit configured to execute the follow-up control such that the braking force follows the required braking force corresponding to an amount of manipulation of a brake manipulator in the vehicle, and', 'an antilock control function unit configured to detect, from the wheel speed estimated by the wheel speed estimator and the vehicle body speed estimated by the vehicle body speed estimation function unit, a slip of the wheel relative to a road surface with which the wheel is in contact, and execute ...

BRAKE SYSTEM FOR A TRANSPORTATION VEHICLE AND TRANSPORTATION VEHICLE WITH A BRAKE SYSTEM

A brake system for a transportation vehicle and a transportation vehicle having such a brake system. The brake system includes two brake circuits which each have a control unit and a battery, wherein the respective control unit actuates two of a total of four service brakes and at least one of at least two electric parking brakes. The brake system also has an electronic circuit element. The brake system forms a defect signal in response to a double fault affecting the two brake circuits and when a defect in at least one of the control units is detected, and/or in which a respective supply voltage of at least one of the control units drops below a predefined limiting value. The at least one electronic circuit element actuates the electric parking brakes when a defect signal is formed. 1. A brake system for a transportation vehicle , the brake system comprising:four service brakes which are each assigned to a wheel of the transportation vehicle;at least two electric parking brakes which are assigned to respective wheels of the transportation vehicle;two control units which actuate a respective brake circuit of the brake system which comprises two of the four service brakes and at least one of the at least two electric parking brakes;two batteries for supplying electrical energy to one of the brake circuits of the brake system in each case;wherein the brake system forms a defect signal in response to a double fault affecting the two brake circuits and which comprises a defect in at least one of the control units is detected, and/or in which a respective supply voltage of at least one of the control units drops below a predefined limiting value, andwherein the brake system comprises at least one electronic circuit element which actuates the electric parking brakes in response to a defect signal being formed.2. The brake system of claim 1 , wherein the at least one electronic circuit element is an application-oriented claim 1 , integrated circuit and is supplied with ...

ADAPTER ASSEMBLY FOR BRAKING SYSTEM

An adapter assembly for an electronically controlled pneumatic (ECP) manifold system includes a housing having a mounting face that includes a plurality of ports. The housing also has a brake cylinder passageway, a reservoir passageway, and a brake cylinder exhaust passageway that are in fluid communication with the ports. The adapter assembly also includes an adapter valve configured to be in fluid communication with the brake cylinder passageway, the reservoir passageway, and the brake cylinder exhaust passageway. The adapter valve has a first position where the brake cylinder passageway and the reservoir passageway are in fluid communication while the brake cylinder passageway is isolated from the brake cylinder exhaust passageway. The adapter valve also has a second position where the brake cylinder passageway is isolated from the reservoir passageway while the brake cylinder passageway is in fluid communication with the brake cylinder exhaust passageway. 1. An adapter assembly for an electronically controlled pneumatic (ECP) manifold system , the adapter assembly comprising:a housing having a mounting face that includes a plurality of ports, the housing also having a brake cylinder passageway, a reservoir passageway, and a brake cylinder exhaust passageway that are in fluid communication with the ports; andan adapter valve configured to be in fluid communication with the brake cylinder passageway, the reservoir passageway, and the brake cylinder exhaust passageway, the adapter valve having a first position, wherein the brake cylinder passageway and the reservoir passageway are in fluid communication while the brake cylinder passageway is isolated from the brake cylinder exhaust passageway, and a second position, wherein the brake cylinder passageway is isolated from the reservoir passageway while the brake cylinder passageway is in fluid communication with the brake cylinder exhaust passageway.2. The adapter assembly of claim 1 , further comprising a charging ...

BRAKE SYSTEM FOR A VEHICLE

The disclosure relates to a brake system for a vehicle, said brake system comprising a brake for securing the vehicle, wherein the brake comprises an actuator for actuating the brake. It is proposed to directly electrically connect an electrical connection for external energy sources to the actuator of the brake with the result that preferably only the actuator is externally supplied with electrical energy. Furthermore, the disclosure proposes a vehicle having the brake system, and a method for operating the brake system. 1. A brake system for a vehicle , said brake system comprising a brake for securing the vehicle , wherein the brake comprises an actuator for actuating the brake ,whereinan electrical connection for configured to couple to at least one external energy source is directly electrically connected to the actuator of the brake so that only the actuator is externally supplied with electrical energy.2. The brake system of claim 1 , whereinthe connection is a serial connection, wherein the serial connection is a USB connection.3. The brake system of claim 1 , whereinthe at least one external energy source is a mobile telephone, a smartphone, a laptop, a tablet computer, a smart watch, headphones or an external mobile device comprising an energy storage device.4. The brake system of claim 1 ,whereina capacitor for storing electrical energy is connected to the actuator and in parallel to the connection.5. A vehicle comprising a brake system claim 1 , comprising: a brake for securing the vehicle claim 1 , wherein the brake comprises an actuator for actuating the brake claim 1 ,whereinan electrical connection configured to couple to at least one external energy sources is directly electrically connected to the actuator of the brake so that only the actuator is externally supplied with electrical energy.6. The vehicle of claim 5 ,whereinthe connection is arranged within a vehicle passenger compartment, is arranged outside the passenger compartment and is ...

CABLE AND HARNESS

A cable includes a plurality of electric wires, a tape member wound around the plurality of electric wires, and a jacket that covers an outer periphery of the tape member and includes an urethane-based resin. The tape member includes a nonwoven fabric including one of a polyester, a polypropylene, an aramid fiber, a nylon, an acrylic fiber and a glass fiber. An air permeability of the nonwoven fabric is not less than 30 cc/cm/sec. 1. A cable , comprising:a plurality of electric wires;a tape member wound around the plurality of electric wires; anda jacket that covers an outer periphery of the tape member and comprises an urethane-based resin,wherein the tape member comprises a nonwoven fabric comprising one of a polyester, a polypropylene, an aramid fiber, a nylon, an acrylic fiber and a glass fiber, and{'sup': '2', 'wherein an air permeability of the nonwoven fabric is not less than 30 cc/cm/sec.'}2. The cable according to claim 1 , wherein the nonwoven fabric has a thickness of not less than 0.03 mm and not more than 0.10 mm.3. The cable according to claim 1 , wherein the plurality of electric wires are twisted with each other claim 1 , andwherein the tape member is spirally wound around the electric wires.4. The cable according to claim 3 , wherein the tape member and the jacket comprise inwardly-protruding portions each spirally formed along a cable longitudinal direction claim 3 , andwherein the inwardly-protruding portions protrude inwardly from a common tangent line of two outermost circumferentially-adjacent ones of the electric wires and get into a triangle boundary area formed between the adjacent ones of the electric wires.5. The cable according to claim 3 , wherein a twisting direction of the electric wires is in a same direction as a winding direction of the tape member.6. The cable according to claim 5 , wherein a twisting pitch of the electric wires is a same as a winding pitch of the tape member.7. The cable according to claim 1 , wherein the ...

SYSTEM AND METHOD FOR CONTROLLING A VEHICLE

A braking system includes a drive system having a traction motor coupled in driving relationship to a wheel of a vehicle, a braking device configured to brake the vehicle, and a control unit. The motor is configured to provide both motive power for the vehicle in a propel mode of operation and retarding effort to brake the vehicle. The control unit is configured to determine a total retarding effort required to brake the vehicle in a braking mode of operation, and an amount of traction motor retarding effort available from the traction motor. The control unit is further configured to control the traction motor and the braking device so that at least one of the traction motor and the braking device brake the vehicle in the braking mode of operation. 1. A braking system , comprising:a drive system having a traction motor coupled in driving relationship to a wheel of a vehicle, the motor being configured to provide both motive power for the vehicle in a propel mode of operation and retarding effort to brake the vehicle;a braking device configured to brake the vehicle; anda control unit configured to determine a total retarding effort required to brake the vehicle in a braking mode of operation, and an amount of traction motor retarding effort available from the traction motor;wherein the control unit is further configured to control the traction motor and the braking device so that at least one of the traction motor and the braking device brake the vehicle in the braking mode of operation.2. The system of claim 1 , wherein:the control unit is configured to control the traction motor to provide the traction motor retarding effort in response to a retard command received by the control unit; andthe control unit is configured to control the braking device to provide a braking effort if the available traction motor retarding effort is less than the total retarding effort required to brake the vehicle.3. The system of claim 2 , wherein the braking effort is provided at an ...

BRAKE DEVICE AND VEHICLE CONTROL DEVICE

Provided is a brake device capable of stabilizing a deceleration at the time of starting braking. The brake device is configured to correct a distribution of a braking force to each wheel or a braking force for each wheel, based on a detection value obtained by a load position distribution detection unit configured to detect a position distribution of a load applied to the vehicle when the vehicle is stopped or is in an initial period of starting. 1. A brake device , comprising:a braking force distribution device configured to set a distribution of a braking force to each wheel of a vehicle or a braking force for each wheel, based on a predetermined braking force distribution characteristic; anda load position distribution detection unit configured to detect a position distribution of a load applied to the vehicle when the vehicle is stopped or is in an initial period of starting,wherein the braking force distribution device is configured to correct the set distribution of the braking force to each wheel or the set braking force for each wheel, based on a detection value obtained by the load position distribution detection unit.2. The brake device according to claim 1 , wherein the braking force distribution device is configured to correct the distribution of the braking force to each wheel or the braking force for each wheel claim 1 , based on a detection value obtained by the load position distribution detection unit when the vehicle is stopped.3. The brake device according to claim 1 , wherein the load position distribution detection unit is configured to detect the position distribution of the load from information obtained by a seatbelt sensor.4. The brake device according to claim 1 , wherein the load position distribution detection unit is configured to detect a load applied to a seat of the vehicle and a position of the load from information obtained by a seat load sensor.5. The brake device according to claim 1 , further comprising:a hydraulic brake ...

Method for Automatically Decelerating a Vehicle

A braking system for automatic driver-independent deceleration of a vehicle includes a hydraulic vehicle brake and a backup braking system. The hydraulic vehicle brake includes an adjustable brake pressure control device. A method for automatic driver-independent deceleration of a vehicle includes decelerating the vehicle by actuating a braking pressure control device and, in response to a set point valve set in a hydraulic vehicle brake exceeding a threshold value, actuating a backup braking system. 1. A method for automatic driver-independent deceleration of a vehicle , the method comprising: the brake pressure adjuster is configured to adjust a hydraulic pressure of a hydraulic vehicle brake of the brake system,', 'the setpoint value that is automatically determined via a controller of the hydraulic vehicle brake, and the setpoint value is adjustable in the hydraulic vehicle brake., 'in response to a setpoint value exceeding a threshold value, automatically decelerating a vehicle by operating a brake pressure adjuster and a fallback brake system of a brake system of the vehicle to generate a brake force, wherein2. The method as claimed in claim 1 , wherein the automatic decelerating of the vehicle is performed during an automatic parking process.3. The method as claimed in claim 1 , wherein the setpoint value is a setpoint brake pressure that is settable in the hydraulic vehicle brake.4. The method as claimed in claim 1 , wherein the setpoint value is determined based on a braking demand operable to decelerate the vehicle to a standstill.5. The method as claimed in claim 1 , wherein the adjustable brake pressure adjuster is (i) a hydraulic pump allocated to an electronic stability program or (ii) an electromechanical brake force booster.6. The method as claimed in claim 1 , wherein the fallback brake system is an electromechanical brake device including an electric brake motor configured to activate in response to the setpoint value exceeding the threshold value. ...

Electrical parking brake system compatible with autohold function, starting method and vehicle

Disclosed are an EPB compatible with an autohold function, a starting method and a vehicle. According to the EPB, during starting, by converting the vehicle from a brake state where the EPB acts into a brake state where an autohold function acts and enabling the vehicle to start from the brake state where the autohold function acts, the vehicle is started stably, the starting noise of the vehicle is reduced and the driving experience is improved. 1. An EPB Electrical Park Brake (EPB) , which is compatible with an autohold function , comprising an information collection unit , a control unit and an execution unit , whereinthe information collection unit is configured to collect information for judging whether the autohold function can be started or not, information on a change of a vehicle gear and information on an openness of a vehicle accelerator, and transfer the information to the control unit;the control unit is configured to make a judgment according to the information; under a condition in which a vehicle begins to start and is in a brake state where the EPB acts, a state of the vehicle meets a start condition of the EPB and the vehicle is switched from a Parking (P) gear, the control unit enables the vehicle to convert from the brake state where the EPB acts into a brake state where the autohold function acts via the execution unit; and when the vehicle is changed to brake by the autohold function and the accelerator openness of the vehicle is greater than a preset accelerator openness threshold value, the control unit closes the autohold function via the execution unit and the vehicle is started.2. The EPB as claimed in claim 1 , wherein when the vehicle brakes by the EPB claim 1 , the EPB brakes two rear wheels of the vehicle; and when the vehicle brakes by the autohold function claim 1 , the autohold function brakes four wheels of the vehicle.3. The EPB as claimed in claim 1 , wherein when the state of the vehicle does not meet the start condition of the ...

Vehicle, Electronic Parking Brake System and Control Method Thereof

Provided are a vehicle, an electronic parking brake system and a control method thereof. The control method includes: controlling, when the electronic parking brake system is started, an electronic parking clamping force to be equal to a first preset value to perform parking braking on the vehicle; detecting the electronic parking clamping force and a current state of the vehicle; and when detecting that the vehicle moves, adjusting the electronic parking clamping force according to a magnitude relationship between the electronic parking clamping force and the first preset value to perform the parking braking on the vehicle again. 1. A control method for an electronic parking brake system , the control method comprising:controlling, when the electronic parking brake system is started, an electronic parking clamping force to be equal to a first preset value to perform parking braking on a vehicle;detecting the electronic parking clamping force and a current state of the vehicle; andadjusting, when detecting that the vehicle moves, the electronic parking clamping force according to a magnitude relationship between the electronic parking clamping force and the first preset value to perform the parking braking on the vehicle again.2. The control method as claimed in claim 1 , wherein adjusting the electronic parking clamping force according to the magnitude relationship between the electronic parking clamping force and the first preset value comprises:when the electronic parking clamping force is smaller than the first preset value, adjusting the electronic parking clamping force to be equal to the first preset value.3. The control method as claimed in claim 1 , wherein adjusting the electronic parking claim 1 , clamping force according to the magnitude relationship between the electronic parking clamping force and the first preset value comprises:when the electronic parking clamping force is equal to the first preset value, adjusting the electronic parking clamping ...

Device and Method for Braking and Stopping a Vehicle in an Emergency

A device for braking a vehicle includes an actuator configured to control a brake of the vehicle for braking the vehicle. The device further includes a first battery configured to be electrically connected to the actuator via a first switching device and to supply energy to the actuator. The device further includes a second battery configured to be electrically connected to the actuator via a second switching device and to supply energy to the actuator. The device further includes a controller configured to detect a state of the energy supplied to the actuator by the first battery and switch the second switching device to electrically connect the second battery to the actuator instead of the first battery in order to supply energy to the actuator when the state indicates that a need exists. 1. A device for braking a vehicle , comprising:an actuator configured to control a brake of the vehicle for braking the vehicle;a first battery configured to be electrically connected to the actuator via a first switching device to supply energy to the actuator;a second battery configured to be electrically connected to the actuator via a second switching device to supply energy to the actuator; and detect a state of energy supplied to the actuator by the first battery; and', 'switch the second switching device to electrically connect the second battery to the actuator instead of the first battery in order to supply energy to the actuator when the detected state indicates that a need case exists., 'a controller configured to2. The device according to claim 1 , wherein the controller is further configured to:detect a first voltage present at a first input of the first switching device and detect a first fault case in an energy supply of the actuator when the first voltage falls below a first threshold value; and/ordetect a second voltage present at a second input of the actuator and detect a second fault case in the energy supply of the actuator when the second voltage falls below ...

BRAKE SYSTEM AND METHOD FOR CONTROLLING THE SAME

A brake system includes a piston configured to generate hydraulic pressure of brake fluid stored in a brake system, and an electronic control unit (ECU) configured to calculate hydraulic pressure to be generated in response to an amount of movement of the piston. The ECU estimates a current temperature of the brake fluid, calculates a maximum estimated hydraulic pressure of the piston based on the estimated current temperature, and determines a maximum hydraulic-pressure reference value for backward movement control of the piston based on the maximum estimated hydraulic pressure. 1. A brake system comprising:a piston configured to generate a hydraulic pressure of brake fluid stored in a brake system; andan electronic control unit (ECU) configured to calculate a hydraulic pressure to be generated in response to an amount of movement of the piston,wherein the electronic control unit (ECU) estimates a current temperature of the brake fluid, calculates a maximum estimated hydraulic pressure of the piston based on the estimated current temperature, and determines a maximum hydraulic-pressure reference value for backward movement control of the piston based on the maximum estimated hydraulic pressure.2. The brake system according to claim 1 , wherein the electronic control unit (ECU) corrects a first function based on the current temperature claim 1 , and calculates a maximum estimated hydraulic pressure of the piston having moved to a maximum limit value based on the corrected first function.3. The brake system according to claim 2 , wherein:when the maximum estimated hydraulic pressure is less than a pre-stored maximum hydraulic-pressure reference value, the electronic control unit (ECU) reduces the maximum hydraulic-pressure reference value.4. The brake system according to claim 2 , further comprising:a sensor module configured to measure the hydraulic pressure,whereby the hydraulic pressure measured by the sensor module reaches the maximum hydraulic-pressure reference ...

Brake System for a Motor Vehicle and Method for Operating a Brake System

The invention relates to a brake system for a motor vehicle, a method for operating such a brake system, as well as a motor vehicle with such a brake system, wherein the brake system comprises a primary system and a secondary system that are each designed to automatically brake the motor vehicle to a standstill and then secure it at a standstill according to an emergency function. At least the primary system is designed to perform the emergency function when a fault occurs in a vehicle function designed to autonomously control or remotely control the motor vehicle. The secondary system is configured to perform the emergency function when an additional fault occurs in the primary system. 1. A brake system for a motor vehicle comprising:A primary system and a secondary system that are each configured to automatically brake the motor vehicle to a standstill and then secure it at a standstill according to an emergency function;wherein at least the primary system is configured to perform the emergency function when a fault occurs in a vehicle function designed to autonomously control or remotely control the motor vehicle, wherein the secondary system is configured in this case to perform the emergency function when a fault occurs in the primary system.2. The brake system of claim 1 , wherein the emergency function provides engaging in emergency braking and then securing the motor vehicle in a standstill at a motor vehicle speed below a predefined speed.3. The brake system of claim 2 , wherein at a motor vehicle speed greater than or equal to the predefined speed claim 2 , the emergency function provides braking the motor vehicle to a standstill and then securing it at a standstill taking into account a current traffic situation.4. The brake system of claim 3 , wherein the primary system and the secondary system are configured to execute at least one subfunction of the vehicle function while performing the emergency function.5. The brake system of claim 1 , wherein the ...

BRAKING CONTROL DEVICE FOR VEHICLE

This braking control device feeds by pressure a braking fluid from a master cylinder to a wheel cylinder, to generate a braking force in a wheel. The braking control device is provided with an input rod; an output rod; first and second electric motors; and first and second racks forming a differential mechanism. When the outputs of the first and second electric motors are controlled, the operation power of the input rod and the displacement of the output rod are controlled independently of each other. Here, in the second rack, the movement, in a backward direction, in response to decrease of a master cylinder fluid pressure is limited within a range of a predetermined displacement by means of two stoppers. 1. A braking control device for a vehicle that pressure feeds a braking fluid from a master cylinder to a wheel cylinder in accordance with an operation of a braking operation member of the vehicle to generate a braking torque on wheels of the vehicle , the braking control device comprising:an input rod connected to the braking operation member;an output rod that is movable parallel to a central axis of the input rod and that presses a piston in the master cylinder;a first electric motor that generates an assisting force with the input rod;a second electric motor that adjusts displacement of the output rod;a differential mechanism that is configured by a first transmission mechanism for transmitting output of the first electric motor to the input rod, a second transmission mechanism for transmitting output of the second electric motor to the output rod, and a third transmission mechanism for transmitting output of the input rod to the output rod, and that adjusts a relative movement between the input rod and the output rod; anda controller that controls the first electric motor and the second electric motor to independently control an operation force acting on the input rod and the displacement,wherein the second transmission mechanism is configured so that ...

METHOD FOR ACTIVATING A PARKING BRAKING FUNCTION AND A BRAKING SYSTEM

A method for activating a parking brake function of a drum brake of a brake system of a vehicle, wherein a parking situation is taken into account in order to reduce the holding force to be exerted. 1. A method for activating a parking brake function of a drum brake of a brake system of a vehicle , wherein the drum brake has a number of brake shoes and a number of parking brake units , wherein the brake shoes can be deflected at least by means of the parking brake units , and wherein the parking brake units can be electrically operated , wherein the brake system further has a number of service brake units , wherein the method comprises:determining a number of signals which characterize a parking situation of the vehicle;determining a switch-off current depending on the signals;operating the parking brake units by means of a current; andswitching off the current when the current has reached the switch-off current.2. The method as claimed in claim 1 , wherein at least one signal characterizes a slope gradient.3. The method as claimed in claim 1 , wherein at least one signal characterizes a direction of travel when the service brake units were last operated.4. The method as claimed in claim 1 , wherein at least one signal characterizes a hydraulic pressure in the brake system.5. The method as claimed in claim 1 , wherein at least one signal characterizes a coefficient of friction of brake linings of the brake shoes.6. The method as claimed in claim 1 , wherein at least one signal characterizes a temperature of the drum brake.7. The method as claimed in claim 1 , wherein at least one signal characterizes a number of activations of the parking brake units that have already taken place.8. The method as claimed in claim 1 , wherein the switch-off current is calculated based on an output value claim 1 , wherein the output value is corrected or reduced by a number of correction values claim 1 , and wherein only the correction values depend on the signals.9. The method as ...

Electromechanical brake booster

Ein elektromechanischer Bremskraftverstärker (1) umfaßt eine Kolbenstange (4) zur direkten Verbindung eines Bremspedals (2) mit einem Kolben (5) eines Hauptbremszylinders (3), einen elektrischen Motor (6) mit einem Stator (7) und einem Rotor (8), die konzentrisch um die Kolbenstange (4) angeordnet sind, und einen Spindeltrieb mit einer drehfest gelagerten, axial bewegbaren Spindelschrauben (9), welche über den Rotor (8) des Motors (6) angetrieben ist und bei Aktivierung des Motors (6) zur Bremskraftverstärkung gegen einen Mitnehmer (10) anläuft und diesen in Richtung des Hauptbremszylinders (3) drückt. Die Ansteuerung des Motors (6) ist in Abhängigkeit eines Crashsensors derart vorgenommen, daß bei einem Signal des Crashsensors der Motor (6) aktiviert wird. Bei einem Unfall wird über den Crashsensor der Motor (6) aktiviert, so daß das Bremspedal (2) vom Fahrer weggezogen und damit die Verletzungsgefahr vermindert wird. Außerdem kann der Mitnehmer (10) unmittelbar an der Kolbenstange (4) vorgesehen werden. Der Bremskraftverstärker (1) ist so als Modul an herkömmliche Hauptbremszylinder (3) anschließbar. Er ist in seinen Außenabmessungen kompakt und weist einen einfachen Aufbau auf. An electromechanical brake booster (1) comprises a piston rod (4) for directly connecting a brake pedal (2) to a piston (5) of a master brake cylinder (3), an electric motor (6) having a stator (7) and a rotor (8). , which are arranged concentrically around the piston rod (4), and a spindle drive with a rotatably mounted, axially movable spindle screws (9) which is driven via the rotor (8) of the motor (6) and upon activation of the motor (6) Brake booster against a driver (10) starts and this pushes in the direction of the master cylinder (3). The control of the motor (6) is made in response to a crash sensor such that when a signal of the crash sensor, the motor (6) is activated. In an accident, the engine (6) is activated via the crash sensor, so that the brake pedal (2) pulled away ...

ELECTRIC BRAKE APPARATUS, BRAKE CONTROL APPARATUS, AND CONTROL PARAMETER CALIBRATION METHOD

A main ECU controls a braking force by driving an electric motor of a brake mechanism based on a value detected by a thrust force sensor provided to the brake mechanism. The main ECU calibrates (corrects) the value detected by the thrust force sensor based on a driving force acquired when, while a driving force is applied to left and right front wheels serving as driving wheels with the braking force applied to a rear right wheel or a rear left wheel by the brake mechanism, this driving force exceeds the braking force. 16-. (canceled)7. An electric brake apparatus comprising:a brake mechanism, the brake mechanism being provided for each of left and right wheels, the brake mechanism being configured to transmit a thrust force generated by driving an electric motor to a piston based on a braking request, the piston being configured to move a braking member to be pressed against a braking receiving member; anda brake control apparatus configured to control a braking force by driving the electric motor based on at least one control parameter,wherein the brake control apparatus calibrates the control parameter for driving the electric motor of the brake mechanism mounted on the wheel based on a driving force acquired when the driving force on a driving wheel exceeds the braking force while the driving force is applied to the driving wheel with the braking force applied to the wheel.8. The electric brake apparatus according to claim 7 , wherein the brake control apparatusfor any one wheel of the left and the right wheels, calibrates the control parameter on the one wheel side based on the driving force acquired when the driving force on the driving wheel exceeds the braking force on the one wheel while the driving force is applied to the driving wheel with the braking force applied to the one wheel, and, after that,for the other wheel of the left and the right wheels, calibrates the control parameter on the other wheel side based on the driving force acquired when the ...

ACOUSTIC CONTROL SYSTEM FOR A VEHICLE

A control system may include a modulator device that may receive a control signal for changing a traction operation or a braking operation of a vehicle system formed from one or more vehicles. The modulator device may generate an electric modulator signal based on the control signal and may control an actuator using the modulator signal to create an acoustic signal for propagation within a conduit extending along the vehicle system. The system also may include a transducer device that may detect the acoustic signal propagated in the conduit and generate an electric transducer signal based on the acoustic signal. The system may include a demodulator device that may control one or more of a traction device or a braking device to implement the control signal based on the transducer signal that is received. 1. A control system comprising:a modulator device configured to receive a control signal for changing a traction operation or a braking operation of a vehicle system formed from one or more vehicles, the modulator device configured to generate an electric modulator signal based on the control signal, the modulator device configured to control an actuator using the modulator signal to create an acoustic signal for propagation within a conduit extending along the vehicle system;a transducer device configured to detect the acoustic signal propagated in the conduit and generate an electric transducer signal based on the acoustic signal; anda demodulator device configured to control one or more of a traction device or a braking device to implement the control signal based on the transducer signal that is received.2. The control system of claim 1 , wherein the one or more vehicles of the vehicle system comprises at least two vehicles claim 1 , and the modulator device is configured to be located onboard a first vehicle of the at least two vehicles claim 1 , and the transducer device and the demodulator device are located onboard a second vehicle of the at least two ...

METHOD FOR APPLYING DEFINED ACTIVITIES

一种轮式机器人使用的制动系统

本发明属于制动技术领域，尤其涉及一种轮式机器人使用的制动系统，它包括刹车盘、执行机构、刹车机构、总固定板，其中减速电机使得螺纹轴在与螺纹套的螺纹配合下，螺纹套经第一伸缩杆和支撑块推动摩擦轮与刹车盘进行摩擦制动；在摩擦轮与刹车盘进行摩擦制动过程中，摩擦轮的旋转经过相应的齿轮、轴和齿条的传递后使得第五齿轮带动滑动板向刹车盘的方向移动，使得滑动板经支撑板、第二伸缩杆、第二弹簧、弧形板推动弧形刹片来对刹车盘进行摩擦制动。本发明的制动系统利用电机驱动所产生的制动效果明显要好于传统轮式机器人中利用电机所提供的正压力通过刹车片直接作用刹车盘的制动效果。本发明结构简单，具有较好使用效果。

用于控制电液式制动系统的方法和电液式制动系统

本发明涉及一种用于控制机动车辆的电液式制动系统的方法，所述制动系统具有防抱死控制功能和能电控的压力生成装置（30），所述压力生成装置包括具有至少一个液压压力室（5，6）的缸活塞布置结构，所述缸活塞布置结构的活塞（3，4）能通过一机电式的致动器（1，2）而被移位，使得能在所述液压压力室（5，6）中设定一预定的压力（P Pre_Pressure ），所述制动系统具有多个（n）能被液压地致动的车轮制动器（11，12，13，14），所述车轮致动器各自借助一能被电致动的输入阀（15，17，19，21）与所述液压压力室（5，6）连接或能够与之连接，所述车轮致动器各自借助能被电致动的输出阀（16，18，20，22）与压力介质储存容器（24）连接或能够与之连接，其中，在所有车轮制动器都受防抱死控制的情况下对所述缸活塞布置结构进行控制从而这样地在每个车轮制动器（11，12，13，14）上设定车轮各自的车轮理论压力（P Request_i ），即，将所述液压压力室（5，6）中的压力（P Pre_Pressure ）设定成最高的车轮理论压力（P Request_i ）。本发明还涉及一种具有控制调节单元的电液式制动系统，其中执行所述方法。

一种电动汽车制动的控制方法、装置、设备和电动汽车

本发明提供了一种电动汽车制动的控制方法、装置、设备和电动汽车，涉及电动汽车制动的技术领域，所述方法包括：在车辆处于滑行状态时，判断车辆的当前行驶状态是否满足辅助制动条件；在确定车辆满足辅助制动条件时，获取车辆的需求制动扭矩和车辆允许的最大制动扭矩；判断所述需求制动扭矩是否大于所述最大制动扭矩超过一预设值；当超过一预设值时，获取车辆的需求补偿制动力；根据所述需求补偿制动力，控制车辆进行辅助制动操作。本发明通过在车辆处于滑行状态时，根据需求补偿制动力，控制车辆进行辅助制动操作，确保电动汽车速度平稳降低并减少电动汽车制动距离，提升驾驶员的驾驶舒适性和安全性。

一种驻车制动控制系统及方法

本发明公开了一种驻车制动控制系统及方法，方法包括：获取基础数据，基础数据包括车辆运行数据、模块反馈数据、驾驶员指令中的一种或多种；基于基础数据估计出车辆状态和卡钳状态；多个独立运行的功能控制单元分别基于基础数据、车辆状态和卡钳状态发出控制命令；从多个控制命令中确定出目标控制命令；输出包括目标控制命令的处理数据。所述驻车制动控制系统及方法中，用于控制卡钳进行不同动作的功能控制单元各自独立运行，实现中各个功能控制单元同时输出控制命令，再从多个控制命令中确定出目标控制命令，从而保证了控制命令的正确性和唯一性，该实现将不同的功能控制逻辑解耦，极大的提升了相关软件测试的灵活性，方便了软件维护工作。

Failure discrimination apparatus of electric parking brake apparatus for vehicle and failure discrimination method thereof

차량용 EPB 장치의 고장 판별 장치 및 그 고장 판별 방법이 개시된다. 본 발명의 실시 예에 따른 차량용 EPB 장치의 고장 판별 장치 및 그 고장 판별 방법은 EPB(Electric Parking Brake) 장치의 동작시에, EPB 장치로부터 출력되는 EPB 홀(Hall) 센싱값을 입력받는 입력부; 입력된 EPB 홀 센싱값을 기초로 EPB 모터의 인가전압값 및 EPB 모터의RPM값을 추정하여 산출하고, 산출된 EPB 모터의 RPM값을 기초로 EPB 모터에 작용하는 역기전력값을 산출하는 산출부; 입력된 EPB 홀 센싱값을 공급받고, 산출된 EPB 모터의 인가전압값 및 산출된 역기전력값간의 차이값을 고장 판단을 위해 설정된 기준 전압값과 비교하여 EPB 홀 센서가 현재 고장 상태인지 또는 EPB 모터가 현재 단선 고장 상태인지를 판단하는 판단부; 및 EPB 홀 센싱값을 입력받고, 산출부에 산출 명령을 전달하며, 판단부에 판단 명령을 전달하는 제어부를 포함한다. A fault discriminating apparatus for a vehicle EPB apparatus and a fault discriminating method thereof are disclosed. An apparatus and method for determining a failure of a vehicle EPB apparatus according to an embodiment of the present invention includes an input unit for receiving an EPB Hall sensing value output from an EPB apparatus during operation of an EPB (Electric Parking Brake) apparatus; A calculating unit for estimating and calculating the applied voltage value of the EPB motor and the RPM value of the EPB motor based on the input EPB Hall sensing value and calculating a counter electromotive force value acting on the EPB motor based on the RPM value of the calculated EPB motor; The EPB Hall sensor is supplied with the inputted EPB Hall sensing value, and the difference between the applied voltage value of the calculated EPB motor and the calculated counter electromotive force value is compared with the reference voltage value set for the failure judgment, A judging unit for judging whether or not the current wire is in a breakdown state; And a control unit for receiving the EPB Hall sensing value, transmitting a calculation command to the calculation unit, and transmitting a determination command to the determination unit.

一种具有电动制动助力功能的电液复合制动系统

本发明公开一种具有电动制动助力功能的电液复合制动系统。踩下制动踏板，推杆推动齿条和制动主缸活塞，同时根据踏板处位移传感器的信号，电子控制单元控制电机输出转矩，经过蜗轮蜗杆副、齿轮齿条副两组传动副，实施助力于主缸活塞，将制动压力输出至轮缸。本制动助力系统的优点为：踏板力大小由主缸压力与电机提供助力的差值所影响，可通过调整电机助力大小，使得踏板感觉可设计；方便用于主动制动(所谓“主动制动”，是指在制动踏板未被踩下的情况下仍然可以实现对全部或部分车轮的制动)，可通过电子控制单元控制电机输出的扭矩。

Vehicle control apparatus and vehicle control method

차량 제어 장치 및 차량 제어 방법이 개시된다. 본 발명의 실시 예에 따른 차량 제어 장치 및 차량 제어 방법은 감지 장치에서 감지한 EPB(Electronic Parking Brake) 장치의 EPB 체결 후에 동작하는 차량 움직임 정보와 EPB 체결 정보를 입력받는 입력부, 입력된 차량 움직임 정보를 기초로 차량 움직임이 발생한 상태인지를 판단하고 차량 움직임이 발생한 상태이면 입력된 EPB 체결 정보를 기초로 EPB 장치의 EPB 추가 체결이 가능하지 않은 상태인지를 판단하는 판단부, 및 차량 움직임 정보와 EPB 체결 정보를 입력받고 판단부에 판단 명령을 전달하며 EPB 추가 체결이 가능하지 않은 상태이면 EBCM(Electronic Brake Control Module) 장치에 EBCM 추가 체결 명령을 전달하는 제어부를 포함한다. A vehicle control apparatus and a vehicle control method are disclosed. The vehicle control apparatus and the vehicle control method according to the embodiment of the present invention include an input unit for inputting vehicle motion information and EPB integration information that are operated after EPB of an EPB (Electronic Parking Brake) apparatus sensed by a sensing apparatus, A determination unit for determining whether the EPB apparatus is in a state in which the EPB apparatus can not be added to the EPB apparatus based on the inputted EPB setting information if the vehicle is in motion, And transmits a decision command to the judging unit, and transmits an EBCM addition confirmation command to the EBCM (Electronic Brake Control Module) when EPB addition is not possible.

Control method for electronic parking brake

본 발명은 전자식 주차 브레이크 제어 방법에 관한 것으로, 무부하 상태에서는 전류 리플에 의해서 모터의 동작이 불안정해 질 수 있으므로, 우 제어 신호와 좌 제어 신호의 펄스폭은 동일하게 유지하고 위상은 서로 반대 되도록 하여, 우 제어 신호와 좌 제어 신호의 합이 우 제어 신호와 좌 제어 신호의 하이레벨 위상으로 유지시켜서 구동전류에 리플이 발생되는 것을 방지할 수 있다. The present invention relates to an electronic parking brake control method and, in a no-load state, the operation of a motor may become unstable due to current ripple, so that the pulse widths of the right control signal and the left control signal are kept the same, , It is possible to prevent the sum of the right control signal and the left control signal from being maintained at the high level phase of the right control signal and the left control signal to generate a ripple in the drive current.

Electric pump

본 발명은 회전축과 상기 회전축과 결합하는 로터, 상기 로터 외측에 배치되는 스테이터를 포함하는 모터부, 상기 모터부와 결합하며 복수의 기어치를 갖는 제1 로브를 포함하는 제1 로터와, 상기 제1 로터의 외측에 배치되며 제2 로브를 포함하는 제2 로터를 포함하는 펌프부, 상기 펌프부가 배치되는 제2 면을 포함하는 제2 커버를 포함하고, 상기 제2 면은 상기 제2 흡입포트와 제2 배출포트가 배치되고, 상기 제2 면에 구비되는 제2 흡입포트는 상기 제2 흡입포트의 내측으로 돌출되는 제3 돌기를 포함하고, 상기 제1 로터의 중심과 상기 제2 로터의 중심을 연결하는 제1 선과 상기 제1 로터의 중심과 상기 제3 돌기의 끝단을 연결하는 제2 선이 이루는 각도는 상기 제1 로드의 상기 기어치의 개수에 반비례하는 전동펌프를 제공한다. The present invention provides a first rotor including a first lobe coupled to the motor unit and having a plurality of gear teeth, a motor unit including a rotating shaft and a rotor coupled to the rotating shaft, a stator disposed outside the rotor, and the first It is disposed on the outside of the rotor and includes a pump part including a second rotor including a second lobe, and a second cover including a second surface on which the pump part is disposed, the second surface being the second suction port and A second discharge port is disposed, the second suction port provided on the second surface includes a third protrusion protruding inward of the second suction port, and the center of the first rotor and the center of the second rotor The angle formed by the first line connecting the first line and the second line connecting the center of the first rotor and the end of the third protrusion is inversely proportional to the number of gear teeth of the first rod.

双电机机电制动助力机构

本发明提供了一种双电机机电制动助力机构，其包括机电助力单元、制动主缸总成和制动踏板，所述机电助力单元包括第一驱动机构、第二驱动机构、中间顶杆、踏板顶杆和踏板推杆，所述中间顶杆的一端与所述制动主缸总成的主缸顶杆连接，所述中间顶杆的另一端与所述踏板推杆的一端连接，所述踏板推杆的另一端与所述踏板顶杆的一端连接，所述踏板顶杆的另一端与所述制动踏板连接；所述第一驱动机构设置在所述中间顶杆上，通过正转用于提供液压助力；所述第二驱动机构设置在所述中间顶杆上，通过反转用于提供踏板的感觉。本发明双电机机电制动助力机构顺应了汽车电子电控产品的发展趋势，具有良好的发展和市场前景。

液压发生装置

提供一种能够提高相对于基体的缸孔的加工性及各种零部件的装配性的液压发生装置。液压发生装置(1)具备：基体(100)；电动机(24)，其安装于基体(100)；主缸(10)，其与制动操作件连结；从动缸(20)，其以电动机(24)为驱动源。基体(100)具有第一缸孔(11)和第二缸孔(21)。第一缸孔(11)及第二缸孔(21)的一方侧的端部开口，并且第一缸孔(11)的轴线(L1)、第二缸孔(21)的轴线(L2)及电动机(24)的输出轴(24a)的轴线(L4)大致并列地配置。

Control apparatus of electric parking brake and control method thereof

Disclosed are a control device of an electronic parking brake and a control method thereof. A control device of an electronic parking brake according to an embodiment of the present invention includes: a first detecting unit detecting current wheel pulse counting signals emitted when a vehicle reverses at predetermined time intervals during a predetermined period after performing a parking motion; a second detecting unit receiving the detected current wheel pulse counting signals at predetermined time intervals during a next period after the predetermined period and detecting current wheel pulse accumulated counting signals continuously accumulated; a determination unit determining whether or not the detected current wheel pulse counting signals are preset target wheel pulse counting signals or whether or not the detected current wheel pulse accumulated counting signals are preset target wheel pulse accumulated counting signals; a driving unit driving the electronic parking brake to repeat the parking motion if the current wheel pulse counting signals are the target wheel pulse counting signals or the current wheel pulse accumulated counting signals are the target wheel pulse accumulated counting signals; and a control unit transmitting a first detecting command to the first detecting unit, transmitting a second detecting command to the second detecting unit, transmitting a determination command to the determination unit, and transmitting a driving command to the driving unit. The purpose of the present invention is to provide the control device of the electronic parking brake and a control method thereof capable of improving convenience of parking.

Brake device for vehicle

驻车制动系统

一种用于车辆的驻车制动系统包括：非旋转体；旋转鼓；制动蹄；支承构件，其布置在各个制动蹄的支承构件侧端部之间；传动构件，其将各个制动蹄的传动构件侧端部互连；以及驻车制动操作设备，其被配置为对在车辆停车期间要施加到车轮的转矩所沿的转矩施加方向进行预测，并通过使在转矩施加到车轮时制动蹄中的用作主制动蹄的一个主要制动蹄沿着远离支承构件的方向移动，并且不使在转矩施加到车轮时制动蹄中的用作副制动蹄的一个次要制动蹄移动，来将制动蹄压靠旋转鼓的内周表面。

Brake Control Method and System for Vehicle

본 발명은 차량 브레이크 제어시스템 및 그 제어방법에 관한 것으로, 운전자의 조작미숙이 발생될 우려가 많아 제동이 보조되어야 할 경우와 도로여건이 있는데, 종래의 브레이크 시스템은 전적으로 운전자의 제동의지에 의한 수조작에 의하므로, 초보주행이나 조작미숙을 보완하여 주지 못하는 문제점이 있었다. 이에 본 발명은 브레이크 유압라인(5)의 작동압을 제어하는 안티록 브레이크 시스템의 엑튜에이터(6)를 응용하여 차량 정차후 제동을 유지하게 한 것으로, 브레이크 스위치(10)와 차속센서(12)로부터 브레이크 조작에 의한 차량의 정차후 엑튜에이터(6)를 라인압 유지모드로 제어하여 브레이크 페달(2)의 조작상태에 상관없이 브레이크 본체의 작동을 유지하여 제동을 유지시키고, 엑셀페달(16)의 조작이 있게 되는 경우 스로틀 포지션센서(14)로부터 이를 감지하여 엑튜에이터(6)를 초기상태로 복귀시켜 라인압 유지를 해제시켜 제동유지가 해제되도록 한 것이다. 따라서, 본 발명에서는 브레이크조작에 의한 차량의 정차후 브레이크 라인압을 유지시켜 브레이크 페달 조작유무에 상관없이 차량의 제동이 유지됨으로써, 경사로에서 차량의 조작미숙으로 차량이 밀리는 것이 방지되고, 정차가 잦은 구간에서 브레이크 페달을 지속적으로 조작하거나 파킹브레이크를 조작할 필요가 없으므로, 차량의 안전성과 편의성이 향상되는 효과를 얻게 되는 것이다.

Electric parking brake

An electronic parking brake according to an embodiment of the present invention comprises: a caliper housing which surrounds a disc connected to a driving wheel of a vehicle, is provided with a friction pad rubbed to the disc and installed to be movable, and includes a cylinder to which oil pressure for braking is applied therein; a piston which is installed to move forward and backward in the cylinder, and pressurizes the friction pad to the disc or releases the friction pad; a spindle member which is installed in the caliper housing to be rotatable and has a stopper formed on a flange portion protruding outside; and a nut member which is coupled to the spindle member, is disposed in the piston, moves forward and backward by rotation of the spindle member, pressurizes or releases the piston, is recessed by a predetermined depth in a longitudinal direction from the end in the axial direction facing the flange portion on the outer face, and is provided with a locking jaw supported by being locked by the stopper at the time of moving the piston backward. According to the present invention, the nut member is formed in an eccentric cylindrical shape, the locking jaw is formed on the outer face of the eccentric portion, thereby simplifying a machining process as compared with a conventional locking structure formed through MCT machining, and a groove is formed on the outer face of the nut member in a longitudinal direction to form a predetermined protrusion, thereby improving durability as compared with supporting by locking to the stopper and reducing the risk of breakdown caused by contact with the stopper.

Electronic parking brake system and method of controlling the same

본 발명은 브레이크; 브레이크에 제동력을 인가하는 주차 케이블; 주차 케이블에 장력을 인가하는 모터; 모터의 전류를 감지하는 전류센서; 모터의 전류에 기초하여 브레이크의 제동력을 판단하고, 제동력에 기초하여 모터의 구동을 제어하는 전자제어유닛을 포함한다. 본 발명은 소형의 전류 센서를 이용하여 주차 케이블의 장력을 감지함으로써 전류 센서 설치 시 전류 센서 설치 공간 확보가 용이하고, 나아가 전자식 주차 브레이크 시스템의 제품 사이즈를 줄일 수 있다. 또한 저렴한 전류 센서를 이용하여 주차 케이블의 장력을 감지함으로써 전자식 주차 브레이크 시스템의 제조 비용을 낮출 수 있고, 나아가 전자식 주차 브레이크 시스템의 제품 가격 및 차량의 가격도 낮출 수 있다. The present invention is a brake; A parking cable for applying a braking force to the brake; A motor for tensioning the parking cable; A current sensor for sensing a current of the motor; And an electronic control unit for determining the braking force of the brake based on the current of the motor and controlling the driving of the motor based on the braking force. The present invention can easily secure the current sensor installation space when the current sensor is installed by detecting the tension of the parking cable using a small current sensor, it can further reduce the product size of the electronic parking brake system. In addition, by using a low-cost current sensor to detect the tension of the parking cable can reduce the manufacturing cost of the electronic parking brake system, and also lower the product price of the electronic parking brake system and the price of the vehicle.

A kind of parking electric automobile control system with failure backup functionality

本发明公开了一种具有失效备份功能的电动汽车驻车控制系统，包括P挡驻车ECU、电子驻车ECU以及用于控制卡钳动作的EPB执行器，还设有一EPB失效备份ECU，所述EPB失效备份ECU与ABS/ESC主控芯片集成在一集成式控制器上；所述电子驻车ECU与EPB失效备份ECU均可对EPB执行器进行控制且电子驻车ECU对EPB执行器控制的优先级大于EPB失效备份ECU，所述EPB失效备份ECU只有在电子驻车ECU报错或者无信号发出，且在驾驶员有P挡驻车动作执行，轮速信号不为零时才会对EPB执行器进行控制，使汽车制动。本发明使P挡驻车具有实际作用，实现了P挡驻车和电子驻车的双重驻车保证，提高了驻车的实际可靠性，提升了整车驻车的安全性。

Electric brake system

전자식 브레이크 시스템이 개시된다. 본 발명의 일 실시예에 따른 전자식 브레이크 시스템은 브레이크 페달의 변위에 대응하여 출력되는 전기적 신호에 의해 작동하는 모터의 회전력을 이용하여 액압을 발생시키되, 실린더블록 내부에 이동 가능하게 수용되는 피스톤의 일 측에 마련되어 하나 이상의 휠 실린더와 연결되는 제1 압력챔버와 피스톤의 타 측에 마련되어 하나 이상의 휠 실린더와 연결되는 제2 압력챔버를 포함하는 액압 공급장치와, 제1 압력챔버와 연통되는 제1 유압유로와 제1 유압유로에서 두 개의 휠 실린더에 각각 연결되도록 분기되는 제1 및 제2 분기유로를 포함하는 제1 유압서킷과, 제2 압력챔버와 연통되는 제2 유압유로와 제2 유압유로에서 두 개의 휠 실린더에 각각 연결되도록 분기되는 제3 및 제4 분기유로를 포함하는 제2 유압서킷과, 제1 유압유로에서 분기되어 오일이 수용되는 리저버와 제1 압력챔버를 연결하는 제1 덤프유로에 설치되는 제1 덤프밸브와, 제2 유압유로에서 분기되어 리저버와 제2 압력챔버를 연결하는 제2 덤프유로에 설치되는 제2 덤프밸브와, 제1 내지 제4 분기유로들의 개폐를 각각 제어하는 제1 내지 제4 인렛밸브를 포함한다.

Load response limit switch typed electrical parking brake system in vehicle

본 발명의 전자식 주차 브레이크장치인 EPB(Electrical Parking Brake)는 작동 시 회전력을 직선 이동으로 변환하는 액추에이터 앗세이(3)와, 주차 제동력을 발생하도록 차륜에 장착된 브레이크 앗세이(20)를 조작하는 주차 케이블(21)사이로 로드(Load) 감응형 리미트 스위치(Limit Switch) 타입인 하중 센서(7)가 배열됨에 따라, 하중 센서(7)의 측정값을 입력 요소(Input Parameter)로 처리하는 ECU가 인 보드 센서(In Board Sensor)와 인터페이스(Interface)등이 요구되지 않도록 간단히 구성하면서도, 하중 센서(7)가 액추에이터 앗세이(3)의 파워 구성 라인(Power Train Line)으로 직렬 배치되어 EPB가 보다 컴팩트(Compact)한 크기로 줄여 줄 수 있어, EPB의 비용 상승 요소의 제거로 인한 중소형 저가형 차량에 대한 장착성을 보다 향상하면서도 작동 안정도 동시에 향상할 수 있는 특징이 있게 된다. 리미트스위치, 주차, 상대변위

vehicle automative parking apparatus

본 발명은 자동차의 자동 파킹장치에 관한 것으로 특히, 자동차의 주행속도를 검출하는 차속센서와; 시동키가 이그네이션 단자에 접속되는지를 검출하는 시동키 상태 검출부와; 정지램프 상태 검출부와; 발전기에서 발전전압이 발생되는지를 검출하는 발전기 상태 검출부와; 운전자에 의해 선택적으로 조작되는 자동 파킹 디스에이블 스위치 및 강제 파킹 동작 스위치와; 엔진이 구동으로 인해 발전기에서 출력전압이 발생되고, 시동키가 이그네이션 단자에 접속된 상태에 있으며 정지램프가 온되었거나 차속이 증가되는 상태에서는 파킹 릴리스신호를 출력하고, 엔진 정지로 인해 발전기의 출력전압이 없고 시동키가 이그네이션 단자에 접속되지 않은 상태에 있으며 정지램프가 오프었거나 차속이 "0"상태이면 파킹 브레이크 작동신호를 출력하는 제어부와; 상기 제어부의 출력신호에 부응하여 그 구동이 제어되는 릴리스 또는 파킹 릴레이와; 파킹 케이블을 구속하고 있는 파킹 케이블 스토로커의 구속을 해제시켜 주는 릴리스 어큐뮬레이터와; 파킹 케이블 작동용 모터를 구동시켜 파킹 브레이크를 작동시키는 파킹 어큐뮬레이터로 구성하여, 실내 패키지 공간의 활용도를 대폭 높일 수 있고, 자동차의 주정차 후 파킹 브레이크를 작동시키지 않음으로써 발생될 수 있는 안전사고의 미연에 방지할 수 있도록 한 것이다. The present invention relates to an automatic parking device for a vehicle, and in particular, a vehicle speed sensor for detecting a traveling speed of a vehicle; A start key state detecting unit for detecting whether a start key is connected to an ignition terminal; A stop lamp state detector; A generator state detector for detecting whether a generator voltage is generated in the generator; An automatic parking disable switch and a forced parking operation switch selectively operated by a driver; When the engine is running, an output voltage is generated from the generator, the ignition key is connected to the ignition terminal, the parking release signal is output when the stop lamp is on or the vehicle speed is increased. A control unit for outputting a parking brake operation signal when there is no voltage, the ignition key is not connected to the ignition terminal, and the stop lamp is turned off or the vehicle speed is "0"; A release or parking relay whose driving is controlled in response to an output signal of the controller; A release accumulator for releasing the restraining of the parking cable stocker that restrains the parking cable; It is composed of a parking accumulator that drives the parking cable to operate the parking brake, which can greatly increase the utilization of the interior package ...

Electronic control brake booster

一种用于车辆制动系统中的电子控制制动助力器包括：被制动踏板驱动而沿轴向向前移动的推杆；被所述推杆向前推动而输出来自制动踏板的制动力的制动力输出元件；用于输出制动助力的助力输出元件；驱动所述助力输出元件以产生所述制动助力的电机；被所述推杆沿轴向向前弹性推压的压块，其中，所述压块与所述制动力输出元件之间形成供电流流经的助力开关，所述压块与所述助力输出元件之间形成供电流流经的释放开关；以及基于所述助力开关和释放开关的通断状态来控制所述电机运转的电子控制单元。这种电子控制助力器不依赖于发动机进气管的真空度，并且能够对助力器的动作进行主动的精确控制。

Electronic parking brake device and control method for vehicle

본 발명은 차량용 전자식 주차브레이크장치 및 제어방법에 관한 것으로 차량의 실내의 일정부위에 연결되어 주차브레이크스위치(30)는 전원을 공급시킴과 동시에 브레이크가 자동으로 동작되도록 하며, 차량의 저면부 바퀴의 내측 일정부위에 설치된 경사각센서(10)는 차량이 노면에 의해 기울어짐을 감지하며, 상기 경사각센서(10)의 감지신호를 입력받아 제어하는 브레이크제어장치(20)는 동력전달축의 일정부위에 연결되어 브레이크의 힘의 량이 조절하여 경사진 노면에서 센서의 감지 신호를 입력받아 브레이크제어장치를 자동으로 동작시키게 하므로 운전자에게 안전과 편리성을 가져다 주는 장치 및 제어방법에 관한 것이다.

Electronic hydraulic regulator and automotive brake energy recovery system

本发明提出一种电子液压调节器及采用所述电子液压调节器的汽车制动能量回收系统，所述电子液压调节器基于电流变液材料粘度与电场相关的特性工作，通过电压控制电流变液材料的粘度大小，当电流变液材料的粘度改变时，将导致流入比例阀的制动液流量的改变，从而产生不同大小的制动力。将所述电子液压调节器串联入汽车制动系统的液压管路中形成汽车制动能量回收系统，通过控制电压改变电子液压调节器中电流变液材料的粘度，进而控制制动力的精细调节，并辅助电制动和液压制动力分配器对制动力的分配需求，实现了电动车制动动能的回收，解决了电动车中制动能量回收问题，提高了电动车的续航里程，进而显著提高了电动车的性能。

Motor driving device for electronic brake system

본 발명은 전하펌프 IC의 신호접지선의 단선시 발생하는 전압에 의해 작동하는 전계효과트랜지스터와, 이 전계효과트랜지스터의 작동에 의해 역전압 방지용 다이오드로 작동하는 제3트랜지스터와, 이 제3트랜지스터의 작동에 의해 전하펌프 IC에서 출력되는 비정상적인 출력을 전원접지측으로 바이패스시키는 전류미러회로로 이루어진 바이패스부를 이용하여 전하펌프 IC의 신호접지선의 단선시 전하펌프 IC에서 출력되는 비정상적인 출력을 전원접지측으로 바이패스시킬 수 있어 모터의 오동작 및 소손을 방지할 수 있는 효과가 있다. 이를 위해 본 발명은 브레이크 액압을 생성하기 위한 유압펌프를 작동시키는 모터를 구동시키는 전자브레이크시스템 모터구동장치에 있어서, 상기 모터에 인가되는 배터리전압을 스위칭하는 스위칭부와, 입력펄스에 비례하는 전압을 제공하여 상기 스위칭부를 온 또는 오프시키는 전하펌프 IC와, 상기 전하펌프 IC의 신호접지선의 단선에 의해 발생된 전압에 의해 작동하여 상기 전하펌프 IC에서 상기 스위칭부에 인가되는 신호를 전원접지측으로 바이패스시키는 바이패스부와, 상기 전하펌프 IC를 제어하는 마이컴을 포함한다.

Automatic parking brake system and control method

본 발명은 파킹 브레이크의 수동조작을 피하고 자동으로 작동 또는 해제하도록 한 자동 파킹 브레이크 장치와 제어방법에 관한 것이다. 교통난이 심하여 현재에 들어서는 신호대기시간이 길어지게 되어 운전자들은 피곤한 가운데 주행하다가 신호대기등 장기 정체지역에서는 자주 파킹 브레이크를 동작과 해제를 반복하게 된다. 그러므로, 운전자는 피곤이 더 쌓이게 되고, 불편이 가중되어지게 된다. 본 발명에서는 이와 같은 종래의 문제점을 해결하기 위하여 각 센서 및 스위치로부터 입력되는 주행조건에 따라 자동으로 파킹 브레이크를 동작 또는 해제시키도록 하므로서, 차량의 주행에 있어 운전자의 편의를 도모할 수 있도록 하는 것이다.

Method and apparatus for operating an electric parking brake