Power-operated boosters for vehicle braking systems

Details Power-operated boosters for vehicle braking systems Power-operated boosters for vehicle braking systems

1975-01-30

1976-08-10

Schwadron, Martin P.

Power plants

Pressure fluid source and motor

Pulsator

91378, 60565, F15B 700

Patent

active

039734013

ABSTRACT:
In a power-operated hydraulic booster for a vehicle braking system pressurization of a power chamber in a housing on one side of a boost piston is controlled by an assembly of at least two separate spool parts which work in bores in the boost piston and the housing, and a boost chamber is defined in the housing between the power chamber and an output piston having an effective area less than that of the boost piston.

REFERENCES:
patent: 2690714 (1954-10-01), Lapsley
patent: 2908137 (1959-10-01), Spalding et al.
patent: 2932947 (1960-04-01), Kendig
patent: 3313213 (1967-04-01), Wandel
patent: 3357310 (1967-12-01), Rohde
patent: 3488957 (1970-01-01), Snitgen
patent: 3696615 (1972-10-01), Grabill, Jr. et al.
patent: 3699680 (1972-10-01), Shellhause

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