Drum brake anchor pin assembly

Details Drum brake anchor pin assembly Drum brake anchor pin assembly

1982-10-12

1984-04-03

Butler, Douglas C.

Brakes

Wheel

Transversely movable

188341, 188206A, 403370, 403371, F16D 5120, F16B 214

Patent

active

044402740

ABSTRACT:
An anchor pin assembly (100) for a drum brake (10) is provided. The anchor pin assembly is mountable to a drum brake spider (14) provided with an anchor pin receiving bore (34). The assembly includes two anchor pin pieces (102 and 104) having inclined ramps (116 and 118) formed on the inner ends thereof, an expansion member (120) having mating ramps (122 and 124) formed thereon and a bolt (132) and nut (138) for applying an axially inward compressive force to the pieces to cause radially outward expansion of the expansion member.

REFERENCES:
patent: 1120368 (1914-12-01), Booraem et al.
patent: 2022032 (1935-11-01), Fowler
patent: 3136390 (1964-06-01), Zukowski
patent: 3687246 (1972-08-01), Vath
patent: 4280598 (1981-07-01), Pollinger

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