Fluid pressure actuated spring brake cylinder

Details Fluid pressure actuated spring brake cylinder Fluid pressure actuated spring brake cylinder

1986-10-06

1988-03-08

Cohan, Alan

Expansible chamber devices

With separate biasing means for working member

92 63, 92 64, F15B 104

Patent

active

047292903

ABSTRACT:
Disclosed is a spring brake cylinder for use on motor vehicles. The cylinder is actuated to a release position in response to fluid pressure. The cylinder includes a spring actuator inserted between the brake cylinder base and a spring brake piston. A tensioning device is provided which mechanically acts upon the spring brake piston and facilitates adjustment of the distance between the spring brake piston and the cylinder base. The spring brake piston and the spring actuator can be assembled into a pretensioned unit outside the spring brake cylinder.

REFERENCES:
patent: 3181433 (1965-05-01), Cruser
patent: 3188916 (1965-06-01), Beatty
patent: 3302530 (1967-02-01), Dobrikin
patent: 3402792 (1968-09-01), Masser
patent: 4116114 (1978-09-01), Swander

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