Brake booster utilizing a pump of a power steering device

Details Brake booster utilizing a pump of a power steering device Brake booster utilizing a pump of a power steering device

1975-04-30

1976-09-14

Geoghegan, Edgar W.

Power plants

Pressure fluid source and motor

Pulsator

91373, 91412, 91391R, F15B 700

Patent

active

039799123

ABSTRACT:
A brake booster utilizing a pump of a power steering device includes a source of fluid pressure, a cylinder, a power piston slidably disposed within the cylinder, a manual piston also slidably disposed within the cylinder, an actuating chamber formed between the power piston and the manual piston and controlled by the manual piston, a valve member slidably disposed within the power piston and provided with a first valve cooperative with the power piston and a second valve cooperative with the manual piston, and a flow divider valve interposed between the pump and the power steering device for dividing the hydraulic fluid flow from the pump into the actuating chamber and the power steering device so as to thereby control the hydraulic fluid within the actuating chamber, in accordance with the actuation of the manual piston, by means of the first and second valves of the valve member.

REFERENCES:
patent: 2737196 (1956-03-01), Eames
patent: 3662548 (1972-05-01), Suzuki et al.
patent: 3747473 (1973-07-01), Bach et al.

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