Abstract: In some examples, an oscillatory pumping system comprises: one or more active piston, a fluid, and two motors. The one or more active piston is disposed in a channel fluidically coupling two fluid chambers. The passive piston has a frequency response operable to counteract a vibratory displacement. The fluid is disposed in the channel and the two fluid chambers. The two motors couple to the one or more active piston. The two motors are operable to selectively change the frequency response of the passive piston based on oscillating the one or more active piston.

Abstract: A safety brake system is provided. The safety brake system includes a frame configured to be mounted to a vehicle above a vehicles tire; at least one sliding arm slidably coupled to the frame; and at least one actuator, wherein the actuator deploys the sliding arm to extend out of the frame and engage a driving surface in a braking position, and the actuator retracts the sliding arm to retract back within the frame in a driving position.

Abstract: A subframe mounting bush structure for improving NVH performance is provided. The subframe mounting bush structure includes an outer shell, a first bridge formed in the outer shell along a longitudinal direction, a second bridge formed in the outer shell along the longitudinal direction, a first inner shell positioned at a center of the first bridge, and a second inner shell positioned at a center of the second bridge.

Abstract: Disclosed is a railway braking system including a control device having a valve with a body having a cavity and a slide having an internal chamber, supply notches and drainage notches each having an overall passage cross-section for a pressure medium having a shape exhibiting an apex, and being movably mounted in the cavity, between a supply position where the supply notch is opposite a supply groove of the body, and a drainage position where the drainage notch is opposite a drainage groove of the body; the device being configured to allow a substantially stable control configuration, wherein the pressure value of the medium is limited, and wherein the slide is positioned in the cavity such that a control notch of the slide is opposite a control groove of the body while the supply and drainage notches are respectively at a distance from the supply and drainage grooves.

Abstract: A hydraulic brake system for a vehicle includes a master brake cylinder, a hydraulic unit, and multiple wheel brakes. The hydraulic unit Ha at least one brake circuit for modulating the braking pressure in the wheel brakes. At least one wheel brake is paired with a bistable solenoid valve, which is looped into the corresponding fluid channel directly upstream of the paired wheel brake and which enables the braking pressure in the paired wheel brake to be modulated in a de-energized open position and locks the current braking pressure in the paired wheel brake in a de-energized closed position, wherein a volume equalization device which comprises a connectable accumulator opens into the corresponding fluid channel between the bistable solenoid valve and the paired wheel brake.

Abstract: In a brake device for a saddle-type vehicle, including hydraulic front and rear wheel brakes and a first control unit that controls operations of the front wheel brake and the rear wheel brake, a second control unit includes a collision possibility determining section that determines a possibility of collision of an own vehicle with an obstacle ahead, the first control unit has an automatic brake controller that performs automatic brake control to automatically increase braking forces of the front wheel brake and the rear wheel brake, and in case where the collision possibility determining section determines that there is the possibility of collision, the automatic brake controller pressurizes the rear wheel brake to brake a rear wheel, and simultaneously pressurizes the front wheel brake up to a predetermined pressure at which a vehicle body posture is not changed by braking of a front wheel.

Abstract: A filling level sensing device for a liquid reservoir, in particular for a compensation tank of a vehicle brake system, includes at least one float, at least one sensor element connected to the at least one float, and at least two sensors for detecting the position of the at least one sensor element. The float may be designed to come into contact with the liquid in the liquid reservoir. At least one of the two sensors may sense a change in the filling level of the liquid reservoir depending on the position of the at least one sensor element relative to the at least two sensors.

Abstract: A brake plate of a fall arrest system is provided for protecting users during a fall. The brake plate comprises a body having a central opening. The central opening defines an inner circumference of the body. The brake plate comprises a plurality of ratchet gear teeth disposed along the inner circumference of the body. Further, the brake plate comprises at least two slots on the body, wherein the at least two slots are disposed diametrically opposite to each other. Each of the at least two slots is curved and extends along a portion of an outer circumference of the body.

Abstract: An omni-wheel may include a shaft, a plurality of rollers, and a braking device. The plurality of rollers may be circumferentially arranged about the shaft and arranged radially outward from the shaft. The braking device may include an at least one flexible clutch member, an at least one brake pad, and an actuator. The at least one flexible clutch member may have an outer diameter arranged about the shaft. The at least one brake pad may be arranged on the outer diameter of the at least one flexible clutch member. The actuator may be arranged to axially displace the at least one flexible clutch member. The at least one flexible clutch member may expand radially outward when axially displaced by the actuator, which may displace the at least one brake pad arranged on the outer diameter of the at least one flexible clutch member radially outward to contact at least one of the plurality of rollers, preventing rotation of the roller.

Abstract: Some embodiments of the disclosure provide a brake mechanism, a power platform and a karting. The brake mechanism includes a brake assembly. The brake assembly is configured to be mounted on a vehicle frame, the brake assembly includes a brake pad, a position of the brake pad is adjustably configured, such that the brake pad has a first position and a second position. Herein, when the brake pad is located at the first position, the brake pad is configured to be in contact with a tire, and when the brake pad is located at the second position, the brake pad is separated from the tire.

Abstract: A shimmy damper for centering a landing gear includes a cap and a housing. The shimmy damper further includes a damper shaft extending from the cap to the housing. The shimmy damper further includes a plurality of magnets configured to exert an opposing force on the cap and the housing via the damper shaft, providing a centering mechanism of the damper shaft within the housing. This centering action in turn provides for the centering of the landing gear during flight.

Abstract: The present disclosure provides a single-degree-of-freedom (SDOF) magnetic damping shock absorber based on an eddy current effect, comprising a lower plate, a ring-shaped magnet a, a ring-shaped magnet b, an aluminum cylinder, a bottom copper sheet, a copper sheet, a top copper sheet, a bearing seat, a linear bearing, a bearing end cap, a load, a piston shaft, a stepped shaft, a fixed collar, a coil spring, a lower clamping shaft, and fixing screws. When the shock absorber is working, the ring-shaped magnet a keeps stationary at the lower end and the ring-shaped magnet b reciprocates in the vertical direction. Both magnets are arranged in a mutual attraction manner. Under the action of a time-varying electromagnetic field generated by the relative movement of the ring-shaped magnet b, the copper sheet arranged between the two ring-shaped magnets generates eddy current damping. The movement of the ring-shaped magnet b is inhibited.

Abstract: In a braking control device, a controller is configured to determine an inside and an outside of a turn by using the yaw rate, to calculate a deflection index based on a standard turning amount corresponding to a steering angle and an actual turning amount corresponding to a yaw rate, to reduce the braking torque of the rear wheel on the outside of the vehicle turn based on the deflection index when an excessive deceleration slip of the rear wheel on the inside of the vehicle turn is inhibited during an execution of anti-skid control.

Abstract: Damper apparatus for use with vehicle torque converters are disclosed. A disclosed damper assembly for a vehicle torque converter includes a first portion operatively coupled to a clutch of the vehicle torque converter and configured to receive an engine torque from the clutch based on a state of the clutch. The damper assembly also includes a second portion and a hub rotatably coupled to a turbine of the vehicle torque converter. The damper assembly also includes a gear train including a ring gear coupled to the first portion, a planet gear rotatably coupled to the second portion, and a sun gear coupled to the hub. The damper assembly also includes a primary damping element positioned in a cavity formed by the second portion. Rotation of the first portion relative to the second portion compresses and decompresses the primary damping element to dampen a torsional vibration associated with the engine torque.

Abstract: A passive lockable strut is presented. The passive lockable strut comprises a first end; a second end; a fluid chamber between and connected to the first end and the second end; and a fluid within the fluid chamber, wherein the fluid is configured to activate the passive lockable strut to place the passive lockable strut in a locked condition in response to a change in an operating condition applied to the passive lockable strut.

Abstract: Provided is a rotary damper that can be easily changed in specifications and can be improved in economic efficiency by an existing rotary damper that can be continued to be used. A rotary damper 100 includes a main housing 101. The main housing 101 includes a module mounting portions 108 for detachably mounting the other functional module 200 to 500. The functional modules 200 to 500 respectively have module rotors 206, 306, 406 and 506 which are rotationally driven by receiving a rotational driving force from the outside, and module output portions 206b, 307a, 407a and 507a formed to be connectable to a main rotor 110, in module housings 201, 301, 401 and 501. Further, the functional modules 200 to 500 include input adjustment mechanisms 205, 305, 405 and 505 having a function of changing at least one of characteristics of the rotational driving force and modes of transmission of the rotational driving force, between the module rotors and the module output portions.

Abstract: The present invention pertains to a brake system for a vehicle, in particular a wheeled vehicle, comprising a control unit configured to operate the brake system in an automatic retarding control mode and in a brake assist mode, a brake pedal valve, and at least one brake valve unit for actuating a brake actuator. The break valve unit comprises a brake valve for applying pressurized fluid to the brake actuator in response to a control pressure applied to a hydraulic actuator of the brake valve, a blocking valve for controlling application of pressurized fluid from the brake pedal valve to the hydraulic actuator of the brake valve, and a brake pressure control valve for controlling application of pressurized fluid to the hydraulic actuator of the brake valve.

Abstract: A rail train brake control system, comprising: a single vehicle brake control unit, a train brake control unit, a traction control unit and a communication control unit; the single vehicle brake control unit is provided in each vehicle of the rail train, the train brake control unit and the communication control unit are provided in the vehicles at both ends of the rail train, and the traction control unit is disposed in motor vehicles of a plurality of vehicles; and the single vehicle brake control unit, the train brake control unit, the traction control unit and the communication control unit implement communication by means of the gateway. The system can realize flexible marshalling of a train. Further disclosed is a train comprising the train brake control system.

Abstract: A vibration-isolating device based on magnetic damping includes a housing and an internal seat. The housing receives a first magnetic member and has a first buffer. The internal seat has a base portion received in the housing and has a raised portion protruding from the housing. The base portion has a second magnetic member positionally opposite to the first magnetic member to generate a damping effect. A second buffer is between the base portion and the housing and aligned with the first buffer. When an object is fixed to the raised portion, the object and the housing jointly hold the first buffer and leave a gap therebetween. The housing and the base portion hold the second buffer therebetween. When the object receives vibration, the first buffer and the second buffer damp the vibration first and the internal seat uses the damping effect to counteract any remaining part of the vibration.

Abstract: This disclosure relates to a system and method configured to identify and, if necessary, respond to conditions indicative of electromagnetic brake temperature, and in particular relates to passenger conveyers, such as elevators, employing the system and method. More specifically, an example passenger conveyer system includes an electromagnetic brake and a controller configured to identify a condition indicative of a temperature of the electromagnetic brake approaching a boundary of a predetermined operating range.