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Class Information
Number: 188/332
Name: Brakes > Wheel > Transversely movable > Expanding > Two shoes > Adjacent ends operatively connected and not anchored to support > Rotary cam abutting shoe ends
Description: Device wherein shoe movement is effected by rotation of a contoured element sliding against a shoe extremity.

Patents under this class:

Patent Number Title Of Patent Date Issued
7360631 Apparatus for operating parking brake Apr. 22, 2008
6237732 Bushing boot for a cam braking system May. 29, 2001
5590747 Force transmission device slideably mounted to drum brake shoe Jan. 7, 1997
5524735 Brake actuator assembly including twin cam members Jun. 11, 1996
5524732 Dead man's brake for hand truck Jun. 11, 1996
5443135 Brake shoe roller insert Aug. 22, 1995
5255763 Brake cam roller follower bracket Oct. 26, 1993
4860859 Brake device Aug. 29, 1989
4624348 Roller retainer for brake assembly Nov. 25, 1986
4503953 Roller retainer for brake assembly Mar. 12, 1985
4336867 Drum brake having duo mode Jun. 29, 1982
4236614 Drum brake having parking mechaism Dec. 2, 1980
4150736 Wheel brake assembly Apr. 24, 1979
4022305 Parking actuator for a duo-servo drum brake May. 10, 1977
4004663 Electrically controlled brake assembly with non-cocking operating arm Jan. 25, 1977

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