Fluid pressure actuated brake unit

Details Fluid pressure actuated brake unit Fluid pressure actuated brake unit

1975-03-19

1976-12-07

Maslousky, Paul E.

Expansible chamber devices

Abutment connection between working member and power...

92130R, 74110, 188106F, F16J 110, F01B 3100

Patent

active

039955370

ABSTRACT:
A fluid pressure brake unit with a fluid piston actuated wedge that moves a brake push rod in a direction perpendicular to the piston stroke has provided therein a forked wedge astraddle the push rod that engages on opposed wedge surfaces respectively two rollers placed on opposite sides of the push rod and two rollers affixed to the brake unit housing. For hand brake use, a rotatable member has a cam head engaging the push rod assembly to move it independently of the wedge action.

REFERENCES:
patent: R27257 (1971-12-01), Cox et al.
patent: 1799229 (1931-04-01), Hanna
patent: 2865212 (1958-12-01), Fischer et al.
patent: 2962074 (1960-11-01), Dupre et al.
patent: 3535944 (1970-10-01), Newstead
patent: 3663115 (1972-05-01), Vindez

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