335results about "Fluid braking transmission" patented technology

The invention discloses a linkage device, an integrated main control unit and an ABS brake system.The linkage device comprises a valve body, a piston assembly and a one-way sealing element, the valve body comprises a first cavity, a second cavity and a second oil way, and the first cavity is communicated with the second oil way and the second cavity; the piston assembly slides in the first cavity in a reciprocating mode along the axis, part of the piston assembly can enter the second oil way, a gap is formed between the piston assembly and the valve body, a plurality of small holes are evenly formed in the side wall of the piston assembly, the piston assembly is provided with an elastic element, and the one-way sealing piece is arranged in the annular groove of the valve body and located on the outer side wall of the piston assembly. The one-way sealing piece is in sliding connection with the piston assembly, and the one-way sealing piece and the small holes jointly serve as a structure for controlling opening and closing of the internal liquid channel. The linkage device solves the problems that in the prior art, a one-way oil seal of a linkage device is prone to failure, the pressure relief hole diameter is too small, and then the efficiency and safety of a braking system are affected.

A brake control apparatus is provided for a vehicle train having a tractor and one or more towed vehicles coupled to the tractor. The brake control apparatus comprises a tractor controller arranged to detect a pressure change in at least one brake line of the vehicle train in response to a brake trigger signal. The tractor controller is also arranged to process the detected pressure change to estimate a combination of the number of the towed vehicles and a total length of the number of towed vehicles coupled to the tractor.

The present disclosure in some embodiments provides an oil reservoir assembly for a vehicle, the assembly comprising: a first oil reservoir formed with an outlet; a second oil reservoir spaced apart from the first oil reservoir in a lateral direction and in front of the vehicle, in fluid communication with a master cylinder, and having an inlet; a connecting member connecting the outlet and the inlet to convey a working fluid from the first oil reservoir to the second oil reservoir and a first rib located inside the second oil reservoir, extending from an upper surface of the second oil reservoir and parallel to a longitudinal direction of the vehicle, and extending in a first direction of the inlet.

Disclosed are a reservoir tank and an electronic brake system including the same. A reservoir tank according to an embodiment of the present disclosure includes an upper casing including an upper flange provided at a lower side thereof, and upper reinforcement ribs provided along an outer peripheral surface of the upper flange, and a lower casing including a lower flange provided at an upper side thereof, and lower reinforcement ribs provided along an outer peripheral surface of the lower flange, the lower casing being coupled to the lower side of the upper casing to form an internal space in which brake oil is stored, in which the upper reinforcement rib and the lower reinforcement rib are disposed on a straight line.

Disclosed is a front-mounted type reservoir assembly. A front-mounted type reservoir assembly according to the present embodiment may be installed on a front surface of a hydraulic block of an integrated brake system and include a main reservoir tank having a main reservoir chamber configured to store a pressurized medium therein, and a plurality of oil ports formed on a front surface of the main reservoir tank so that the pressurized medium is introduced or discharged through the plurality of oil ports, and a remote reservoir tank having a first connection port configured to supply the pressurized medium to the main reservoir tank, an injection part configured to inject the pressurized medium, and a remote reservoir chamber configured to store the pressurized medium therein, in which the remote reservoir tank has partition walls configured to increase flow resistance of the pressurized medium to be supplied to the main reservoir tank.

A pedal emulator for a vehicle, having a rotational axis, a pedal lever that can be rotated about the rotational axis, and a force generation unit for exerting a counterforce on the pedal lever via at least one coupling element of the force generation unit that is mechanically coupled to the pedal lever. The counterforce acting in the opposite direction to an actuation force exerted on the pedal lever. The force generation unit can be designed such that a curve of the counterforce along a pedal path of the pedal lever is in the form of a non-linear curve in a pedal path-counterforce diagram.

To provide a braking system that reduces cost and structural volume, and improves safety and / or the probability of failure caused by malfunction. [Solution] The master cylinder, which is actuated by an actuator in the form of a brake pedal (1), is provided with only one actuation chamber (110), which can be hydraulically connected to the brake circuit lines (HL4, HL5) of the brake circuit (BK1, BK2) directly via a hydraulic line (HL3) or via circuit isolation valves (BP1, BP2), and a switching valve is used to selectively close or open the hydraulic line (HL3), which is particularly open when de-energized.

A modular system for a brake force device. The modular system includes a system housing with a predetermined system length and an elongate inner recess, wherein the system housing is usable for an auxiliary brake and / or for a power brake and / or for a pressure generator; a brake cylinder device, which is insertable into the recess of the system housing and has at least one brake cylinder and a predetermined cylinder length; and a return spring, which has a predetermined spring length and a predetermined cross-sectional shape and is insertable into the recess of the system housing.

The invention relates to an anti-lock device (1) for a wheel, which is arranged in a hydraulic pressure circuit between a master cylinder (2) and at least one brake caliper (3) of the wheel, in particular for an aircraft. According to the invention, the device comprises: a centrifugal element (4) attached to a rim (5) of the wheel and movable from a retracted position when the wheel is rotated at a speed below a threshold rotational speed to a deployed position due to centrifugal force when the wheel is rotated at a speed beyond the threshold rotational speed; a pressure regulating system (6) comprising a hydraulic inlet (6a) connected to the master cylinder (2) and a hydraulic outlet (6b) connected to the hydraulic inlet of the brake caliper (3), the pressure regulating system (6) is movable between a hydraulic circuit closed position when the centrifugal element (4) is in the retracted position and a hydraulic circuit open position driven by the centrifugal element (4) in the deployed position.

The invention is a tractor (1) comprising a front axle (2) comprising two front wheel groups (21, 22) and a rear axle (3) comprising two rear wheel groups (31, 32), a drive system (4) comprising a drive shaft (40) operatively connected to the front wheel groups (21, 22) and to the rear wheel groups (31, 32) to transmit motion thereto. The tractor (1) further comprises parking brake means (11) operating with the drive system (4) to prevent the transmission of motion to the front wheel groups (21, 22) and to the rear wheel groups (31, 32). Said parking brake means (11) comprise a control element (110), for example a button or a lever, actuatable by the user, and a drum group (111) engaged with the drive shaft (40). Said drum group (111) is configured in a normal braking condition, in which the rotation of the drive shaft (40) is prevented, and is controllable to an open position upon actuation of the control element (110), in which the rotation of the drive shaft (40) is allowed.

The invention discloses a valve block assembly, a braking device and running equipment, the valve block assembly is used for the braking device, the braking device comprises a main cylinder assembly, a pressure adjusting assembly, a liquid storage assembly and a control assembly, and the valve block assembly comprises a first valve body and a second valve body which are arranged in a separable mode. When the valve block assembly is in the first working state, the first end of the first valve body is suitable for being connected with the main cylinder assembly, the left end of the first valve body is suitable for being connected with the pressure adjusting assembly, the right end of the first valve body is suitable for being connected with the control assembly, and the top end of the first valve body is suitable for being connected with the liquid storage assembly. When the valve block assembly is in the second working state, the first end of the second valve body is suitable for being connected with the main cylinder assembly, the left end of the second valve body is suitable for being connected with the control assembly, the right end of the second valve body is suitable for being connected with the pressure adjusting assembly, and the top end of the second valve body is suitable for being connected with the liquid storage assembly. According to the scheme, the compatibility of the valve block assembly can be effectively improved, the production cost is saved, the internal space layout of the brake device can be optimized, and the overall space occupied volume of the brake device is reduced.

A control air system is proposed, having a venting channel, which is connected to a venting connection, a pressure regulating channel, which is connected to the regulating pressure connection, a pressure channel, having a plurality of sections, which is able to be connected to a compressed air connection, and a switching valve via which a connection between pressure regulating channel and venting channel can be switched in a first switching position and a connection between pressure regulating channel and pressure channel can be switched in a second switching position. According to the invention, it is proposed that a booster valve, by means of which the switching valve can be switched from the first switching position into the second switching position, is provided in the pressure channel.

A steering system controllable by a redundant braking system, the redundant braking system including a primary braking control module, a secondary braking control module, and a plurality of braking units controlled by the primary braking control module or the secondary braking control module. There is at least one hydraulic motor connected to a component of the steering system, and fluid pressure in the hydraulic motor is controlled by the secondary braking control module. Wheels of the steering system are configured to turn right when the secondary braking control module operates the hydraulic motor during a first operating mode, and the wheels of the steering system are configured to turn left when the secondary braking control module operates the hydraulic motor during a second operating mode.

A vehicle brake device includes a first electric motor, a first electrically powered cylinder device, a first electromagnetic valve, and a first pressure sensor serving as first elements, a second electric motor, a second electrically powered cylinder device, a second electromagnetic valve, and a second pressure sensor serving as second elements, and a circuit board in which a first sector in which a first circuit for controlling the first element is formed and a second sector in which a second circuit for controlling the second element is formed are arranged side by side. In the vehicle brake device, the first element controlled only by the first circuit is disposed so as to face the first sector, and the second element controlled only by the second circuit is disposed so as to face the second sector.

The invention relates to a vehicle braking system (1) comprising a brake pedal (2) which has a lever arm (4), and a brake booster (3) provided with a push rod (5), the push rod (5) being rigidly attached to the lever arm (4) of the brake pedal (2) by means of a connecting clip (100) comprising a first securing component in the form of a rotating shaft (101) which passes through the lever arm (4) of the brake pedal (2) and the push rod (5), and a second securing component in the form of a clamping region (102) which closes around the push rod (5). According to the invention, the clip (100) including the first securing component (101) and the second securing component (102) is made of plastic and the rotating shaft (101), which forms the first securing component (101), comprises a metal insert (110).

A hydraulic disc braking system is disclosed. The system has a manually operated control device for a cyclist to issue a braking command. The system has a master cylinder assembly having a membrane dividing the hydraulic fluid tank into a variable volume filled chamber and a complementarily variable volume empty chamber. A membrane detector senses the presence of the membrane relative to a predetermined position in the tank and / or a meter measures the distance of the membrane from the ceiling of tank.

A vehicle securing arrangement, with a brake pedal which is articulated on a pedal bracket and which is connected to a braking device in a force-transmitting manner via an actuating rod. The braking device is arranged on a front side, relative to the vehicle, of a braking device support structure and the pedal bracket is arranged on a rear side, relative to the vehicle, of a pedal bracket support structure which is spaced from the braking device support structure by a longitudinal offset. The securing arrangement has at least one spacer which bridges the longitudinal offset between the brake device support structure and the pedal bracket support structure. The spacer is connected to a front joint, relative to the vehicle on the braking device, and to a rear joint, relative to the vehicle on the pedal bracket.

The invention refers to a Combined Brake System, CBS, for vehicles provided with two independent brake actuators, preferably for motorcycles. The system comprises: a plunger displaceable inside a housing between first and second end axial position, and a valve member axially displaceable relative to the plunger, and a first spring pressing on the plunger, such that displacement of the plunger from the first position towards the second position, is carried out against the force of the first spring, and displacement of the plunger from the second position to the first position, is assisted by the first spring. In the first axial position of the plunger, the valve member is open and a front master inlet port and a front caliper outlet port, are fluidly communicated, and in the second axial position of the plunger, the valve member is closed and the front master inlet port and the front caliper outlet port are fluidly isolated.

The high-sealing automobile brake master pump comprises a pump body, an oil tank is fixedly arranged at the upper end of the pump body, a first piston and a second piston are arranged in the pump body, a first sealing chamber is formed between the first piston and the second piston, a push rod is arranged at the right end of the pump body, and the left end of the push rod is fixedly connected with the right end of the first piston; a first reset spring is arranged between the left end face of the first piston and the right end face of the second piston, a second reset spring is arranged on the left end face of the second piston, a third piston is arranged at the left end of the second reset spring, and a second sealing chamber is formed between the third piston and the second piston. A supercharging device is arranged at the left end of the pump body, a switch device is arranged at the right end of the pump body, an annular brush is arranged at the right end of the switch device, and when the push rod moves, dust and impurities attached to the outer surface of the push rod are brushed off through the annular brush. According to the technical scheme, the structure design is reasonable, output pressure is sufficient, braking performance is good, the dustproof effect is good, the service life is long, and practicability is good.

The invention belongs to the technical field of operation machinery and provides an emergency hydraulic control system and operation machinery. The emergency hydraulic control system comprises a brake unit, an emergency pump unit and a main pump unit. The brake unit comprises a brake valve group and a parking brake oil cylinder, the brake valve group is provided with a first main interface, an emergency interface and a parking brake port, the parking brake port is hydraulically connected to a rod cavity of the parking brake oil cylinder, and the brake valve group is used for guiding pressure oil of the first main interface and the emergency interface to the parking brake port; the emergency pump unit is used for supplying oil to the emergency connector, the emergency pump unit, the emergency connector, the parking braking port and the parking braking oil cylinder form a parking braking control emergency oil way, the main pump unit is used for supplying oil to the first main connector, and the main pump unit, the first main connector, the parking braking port and the parking braking oil cylinder form a parking braking control main oil way. According to the system, locking of the brake disc can be relieved when a parking brake control main oil way loses pressure, and the dragging function of the whole machine is achieved.

The present invention relates to a hydraulic two-wheeled vehicle brake, wherein the cylinder is an annular cylinder (6) or a partial annular cylinder fixed on the handle (1), the piston is designed as an annular piston (7) or a partial annular piston, which can be connected to a sleeve (4) that can move longitudinally on the handle (1) via a piston rod (8), the transmission mechanism is a spindle transmission mechanism, wherein the sleeve (4) has an outer spindle thread (5) that engages with the inner spindle thread (3) of the rotating handle (2).

The utility model provides a supercharging brake master cylinder, and belongs to the technical field of brake systems. The problem that the critical pressure of opening of an adjusting valve element in an existing supercharging brake master cylinder cannot be adjusted is solved. The pressurizing brake master pump comprises a pump body and a columnar piston, an inner cavity of the pump body is sequentially divided into a brake cavity, an oil supplementing cavity and an oil inlet cavity by the piston from inside to outside, and an axial hole communicated with the brake cavity is formed in the inner end of the piston in the axial direction. A first side hole communicated with the oil supplementing cavity and the axial hole and a second side hole communicated with the oil inlet cavity and the axial hole are formed in the side portion of the piston, a valve element and a spring are arranged in the axial hole, the axial hole penetrates through the piston, the inner side of the outer end of the piston is in threaded connection with an adjusting seat, and the two ends of the spring abut against the valve element and the adjusting seat respectively. The outer end of the adjusting base is provided with an adjusting groove used for allowing a tool to be inserted and driving the adjusting base to rotate in the circumferential direction. The supercharging brake master cylinder has the advantage of being convenient to adjust.

The present disclosure relates to a mounting assembly (32) for securing a component of a vehicle brake system to a vehicle structure. The mounting assembly (32) comprises a mounting portion (40) of the vehicle structure having a through-hole (42), a mounting element (44) of the vehicle brake system having a through-hole (46), and a bolt (48) extending through both through-holes (42, 46). Furthermore, a nut (52) engages the bolt (48) such that the mounting portion (40) is attached to the mounting element (44) via the bolt (48) and the nut (52). Moreover, an elastic bushing (54) has a first bushing collar (58) extending from a bushing body (56) in a radial direction. The first bushing collar (58) also extends on a first axial side of the corresponding mounting portion (40) or mounting element (44). Furthermore, a vehicle comprising such a mounting assembly (32) and a vehicle brake system is presented. The component of the vehicle brake system is secured to the structure of the vehicle via the mounting assembly (32).

The present invention relates to a sensor assembly (100) for a hydraulic braking or clutch system, in particular of a handlebar-controlled vehicle, especially a bicycle. The sensor assembly (100) comprises: a lever (102) for actuating the sensor fitting (100) with a spring device receptacle (134), and an actuating means receptacle (132); a housing (106) in which a piston (114) is arranged to be slidable; a printing piece (104); an actuating device (138) with an actuating means (116) which is received in the actuating means receptacle (132); a spring assembly (158) which is received in the spring assembly receptacle (134); wherein a first end (166) of the spring assembly (150) is supported on the pressure piece (104) and a second end (162) of the spring assembly (158) is supported on the actuating means (116).

The invention relates to a brake device for a hydraulic brake system of a vehicle, comprising a piston (10) adjustable in a storage volume (12) dividing the storage volume (12) into a first partial volume (12a) and a second partial volume (12b), a system-specific or system-external brake cylinder (16) is coupled or can be coupled to the first partial volume (12a) and a system-specific or system-external wheel brake cylinder (18) is coupled or can be coupled to the second partial volume (12b), and further comprising a bypass line (20), a non-return valve (22) arranged in the bypass line (20) being switchable by the piston (10) such that the non-return valve (20) is in an open state at least when the piston (10) is in a normal position and is switched to a closed state by the piston (10) being adjusted by at least a minimum adjustment distance from the normal position. Furthermore, the invention relates to a method for operating a hydraulic brake system of a vehicle.

A cable-actuated hydraulic conversion pump, a handlebar, and a two-wheeled vehicle are provided. The cable-actuated hydraulic conversion pump includes a pump body, and the pump body is provided with at least one oil cylinder chamber, at least one oil reservoir chamber, a cable-actuated hydraulic brake component, and an oil pressure balancing component. The oil cylinder chamber is formed on the pump body and is communicated to an oil outlet; the oil reservoir chamber is formed on the pump body and is communicated to the oil cylinder chamber, the oil reservoir chamber and the oil cylinder chamber are filled with brake fluid. The cable-actuated hydraulic conversion pump, the brake cable and the brake hose are reduced from being exposed or even completely hidden inside the handle, combining the advantages of the cable-actuated disc brake and the hydraulic disc brake to achieve a smooth braking effect.

The invention relates to a brake system for a motor vehicle for at least four hydraulically operable wheel brakes (8a-8d), comprising: an electrically operable inlet valve (6a-6d) for each wheel brake; a first electrically operable pressure source (5) and a second electrically operable pressure source (2), the first pressure source (5) and the second pressure source (2) being connected to a brake supply line (13) to which the at least four inlet valves (6a-6d) are connected; and a pressure fluid storage container (4) having a first container chamber (401) and a second container chamber (402), wherein the first pressure source (5) is hydraulically connected to the first container chamber (401), and the second pressure source (2) is hydraulically connected to the second container chamber (402), wherein the pressure fluid storage container (4) comprises a third container chamber (403), and the first pressure source (5) is connected to the third container chamber (403) of the pressure fluid storage container (4) via a first electrically operable separating valve (23).

The application provides a JZ-7 remote control braking system, which comprises a total air pipe, a first passage, a second passage and a third passage, a relay valve, an equalizing air cylinder, a first high-speed electric air valve, an overcharge air cylinder, a control device, a CCU and a remote network control unit, the total air pipe is connected with the overcharge pipe of the relay valve after being communicated with the first passage, and the gas outlet of the first passage is also communicated with the exhaust port of the overcharge air cylinder; the total air pipe is connected with the equalizing pipe of the relay valve after being communicated with the second passage, and the gas outlet of the second passage is also communicated with the first high-speed electric air valve and the equalizing air cylinder respectively; the total air pipe is connected with the cut-off pipe of the relay valve after being communicated with the third passage, and the train pipe of the relay valve is also connected with an electric air release valve. The application can realize remote networking operation of the braking system, and the locomotive can implement braking and relieving functions without operating the automatic brake valve.

A pedal simulator comprises the following: a pedal simulator piston configured to move in a linear direction based on a rider's pedal movement; a first stopper rotatable clockwise or counterclockwise, configured to provide tactile feedback from the pedal to the rider based on the rotation of the first stopper; a first damper arranged within the pedal simulator piston to be spaced from the first stopper by an air gap, configured to contract or expand based on movement in the linear direction; and a second stopper configured to be effectively coupled to the first stopper to cause the air gap to change based on the rotation of the first stopper, thereby changing the pedal's tactile feedback based on the change in the air gap.

Detachable container (10) designed to be attached to a structure (20) of a vehicle, the detached container (10) comprising: a container body (100) with a chamber designed to store brake oil; an oil injection part (200) which is provided at the front on a top side of the container body (100) and is designed to inject the brake oil; a connecting opening (300) provided and arranged on the container body (100) that supplies the brake oil to a main reservoir which is provided to be spaced apart from the container body (100); and a fastening part (400) which is designed to be connected to the structure (20) of the vehicle, the fastening part (400) comprises: a main fastening part (410) designed to fasten the container body (100) to the structure (20) of the vehicle; and an auxiliary fastening part (420) which is designed to fasten the container body (100) to the structure (20) of the vehicle before the main fastening part (410) is coupled, wherein the main fastening part (410) is connected to a vertical wall area (25) of the structure (20) of the vehicle, and wherein the auxiliary fastening part (420) has a coupling projection that extends rearward from the first body (411).