Double piston brake actuator

Details Double piston brake actuator Double piston brake actuator

1976-04-19

1978-09-26

Schwadron, Martin P.

Expansible chamber devices

With separate biasing means for working member

92167, 92169, 92240, F01B 700

Patent

active

041161149

ABSTRACT:
Improved brake actuators of the type having both service chamber and spring emergency-parking chambers utilizing piston in each said chamber (no diaphragms); improved double piston brake actuator wherein the service chamber is inboard of the spring emergency chamber; improved double piston brake actuator having an inboard spring emergency-parking and an outboard service chamber.

REFERENCES:
patent: 1776147 (1930-09-01), Clagett
patent: 3101814 (1963-08-01), Newell
patent: 3183795 (1965-05-01), Kirk
patent: 3311030 (1967-03-01), Halsteada
patent: 3824904 (1974-07-01), Visser
patent: 3842716 (1974-10-01), Swander, Jr.
patent: 3977308 (1976-08-01), Swander, Jr.

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