Drum brake

Details Drum brake Drum brake

1985-07-18

1986-03-04

Halvosa, George E. A.

Brakes

Position adjusters

Release mechanism

188331, 188335, 188340, 188250C, 192 75, 192101, F16D 6514, F16D 5124

Patent

active

045735573

ABSTRACT:
A drum brake assembly with a center guide backing plate, channeled web brake shoe assemblies slidably received on the center guide braking plate. A wheel cylinder assembly mounted in a notch on the center guide braking plate and engaged by a first set of adjacent brake shoe ends. A brake adjuster mounted between a second set of adjacent brake shoe ends, and retractor springs attached to the shoe assemblies and holding the shoe assemblies, wheel cylinder and brake adjuster in position on the center guide backing plate. The brake shoes are made of two identical shoe halves symmetrically formed about an axis so that the shoes also provide integral push rod-like which cylinder and adjuster engaging end.

REFERENCES:
patent: 1915857 (1933-06-01), Loughead
patent: 2197452 (1940-04-01), Fussell, Jr.
patent: 2322121 (1943-06-01), Frank
patent: 2559363 (1951-07-01), Mace

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