Power plants – Pressure fluid source and motor – Pulsator
Patent
1981-10-06
1983-11-29
Hershkovitz, Abraham
Power plants
Pressure fluid source and motor
Pulsator
60578, 60588, 91369A, B60T 1320
Patent
active
044174454
ABSTRACT:
A brake master cylinder, having a body, with an attached brake booster which includes first and second pneumatic pressure chambers provided in a booster housing, a power piston defining the first and second chamber therebetween, a first valve mechanism provided within the power piston and generating a pressure difference between the first and second chambers in response to the operation of an associated brake pedal, first and second hydraulic pressure chambers provided in the master cylinder body, a primary piston disposed in the first hydraulic pressure chamber operably connected to the power piston, a first passage member communicating the second hydraulic pressure chamber with a brake wheel cylinder, a second passage member communicating the first hydraulic pressure chamber with a reservoir, a second valve mechanism controlling the communication between the second passage member and the reservoir upon slidable movement with the primary piston, a third valve mechanism provided within the primary piston and including a pressure relief member, the third valve mechanism controlling communication between the reservoir and the first hydraulic pressure chamber through the pressure relief passage member and a resilient member disposed within the primary piston for controlling opening and closing of the third valve mechanism by generating internal pressure therein in response to operation of the brake pedal.
REFERENCES:
patent: 3662552 (1972-05-01), Ochiai et al.
patent: 3910047 (1975-10-01), Grabb
patent: 3911681 (1975-10-01), Sisco
patent: 3937021 (1976-02-01), Sisco et al.
patent: 3972191 (1976-08-01), Grabb
patent: 4033131 (1977-07-01), Gardner
patent: 4072014 (1978-02-01), Gardner
Aisin Seiki Kabushiki Kaisha
Hershkovitz Abraham
LandOfFree
Brake master cylinder with attached brake booster does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Brake master cylinder with attached brake booster, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Brake master cylinder with attached brake booster will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-603542