Mechanically applied/hydraulically released brake

Details Mechanically applied/hydraulically released brake Mechanically applied/hydraulically released brake

2006-01-24

2006-01-24

Siconolfi, Robert A. (Department: 3683)

Brakes

Operators

Spring

C188S166000, C188S325000, C188S329000, C267S176000

Reexamination Certificate

active

06988597

ABSTRACT:
A spring applied/hydraulically released brake mechanism for a mechanical brake including an actuator lever extending between a movable piston, which piston is normally biased to a closed position by a spring with a selective pressurization of a chamber on the other side of the piston deactivating the mechanical brake through the lever.

REFERENCES:
patent: 1476989 (1923-12-01), Massey
patent: 1988986 (1935-01-01), Sterns
patent: 2215546 (1940-09-01), Dick
patent: 2328619 (1943-09-01), Cox
patent: 2339415 (1944-01-01), Larson
patent: 3465850 (1969-09-01), Sexton
patent: 3722636 (1973-03-01), Kobelt
patent: 3752266 (1973-08-01), Chouings
patent: 4192405 (1980-03-01), Lee et al.
patent: 4254641 (1981-03-01), Gauer et al.
patent: 5310251 (1994-05-01), Towers et al.
patent: 6405837 (2002-06-01), Muramoto

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