About 55 results
https://drivepatents.com/patents/1077111 · 8 Jun 2005
In a vehicle braking system, a backup piston (88) pushes a master piston (26) directly from behind when hydraulic pressure of a boosted hydraulic pressure chamber decreases. The backup piston (88) has a piston body (88a) which is slidably fitted in a casin...
https://drivepatents.com/patents/1077110 · 8 Jun 2005
A vehicle braking system includes: a hydraulic booster (13) which applies output hydraulic pressure of a hydraulic power source (12) to a boosted hydraulic pressure chamber (25) after regulating the output hydraulic pressure as a control piston (90) operat...
https://drivepatents.com/patents/1077104 · 8 Jun 2005
A vehicle braking system includes: a hydraulic booster (13) which applies output hydraulic pressure of a hydraulic power source (12) to a boosted hydraulic pressure chamber (25) after regulating the output hydraulic pressure as a control piston (90) operat...
https://drivepatents.com/patents/1078283 · 27 Apr 2005
A master cylinder is provided with a resin-made cylinder main body (2) formed with a stepped portion (2c) at a boundary between a cylinder hole (2a) and a mount hole (2b), a piston (3) defining a hydraulic chamber (14) in cooperation with the inner circumf...
https://drivepatents.com/patents/1078600 · 13 Apr 2005
A skirt (10) can slide axially relative to a pneumatic piston (16) over a defined travel in a first phase of a braking action. The skirt transmits a pneumatic boost force to the hydraulic piston of a master cylinder via its central portion. The skirt takes...
https://drivepatents.com/patents/1078956 · 30 Mar 2005
The master cylinder comprises body(2) with bore(3) containing piston(s)(8,10), and passage(36) with valve(18) linking feed chamber to working chamber connected to brakes. In valve's rest state the distance between first end(44) of slot furthest from valve ...
https://drivepatents.com/patents/1079257 · 16 Mar 2005
A combined master cylinder and dump valve including a body having a body bore, a brake port, a tank port, and a pressure port with each port being hydraulically connected with the body bore, a piston slideable within the body bore and a plunger, the piston...
https://drivepatents.com/patents/1085486 · 21 Jul 2004
A hydraulic master cylinder apparatus for a vehicle with a bar handle has: a master cylinder (4) having the center axis (6) of a cylinder body (7) having a cylinder hole (8); an operation lever (5) pivotally supported on the cylinder body (7); a push rod (...
https://drivepatents.com/patents/1085787 · 7 Jul 2004
A hydraulic master cylinder (1;31) for vehicle has: a cylinder main body (2;32); a sleeve (10;33); a plurality of seal rings (19;49); a plug (11;34); a lid member (12;35) comprising the sleeve (10;33) and the plug (11;34); and a piston (16;46) inserted int...
https://drivepatents.com/patents/1086790 · 2 Jun 2004
A piston is reciprocally movably provided in a cylinder hole, and a piston is brought into contact by a pushing force of a returning spring with one end of a push rod (30) inserted and mounted from one end of a cylinder main body. The push rod has a coupli...