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Class Information
Number: 188/329
Name: Brakes > Wheel > Transversely movable > Expanding > Two shoes > Anchors adjacent unoperated ends > Common anchor pivot or abutment > Rotary cam abutting shoe ends
Description: Device wherein shoe movement is effected by rotation of a contoured element sliding against the extremities of the shoes.










Patents under this class:

Patent Number Title Of Patent Date Issued
8196717 Drum brakes Jun. 12, 2012
8127903 Integral light weight spring brake actuator and mount Mar. 6, 2012
7819231 S cam bushing assembly Oct. 26, 2010
7178643 Drum brake apparatus Feb. 20, 2007
7175009 Cam actuated drum brake Feb. 13, 2007
7055662 Vehicle axle beam and brake assembly Jun. 6, 2006
7044275 Drum brake device May. 16, 2006
6988597 Mechanically applied/hydraulically released brake Jan. 24, 2006
6612390 Steer knuckle with integrated cam support Sep. 2, 2003
6360859 Device and method in braking systems for motor vehicles Mar. 26, 2002
6290036 Drum brake device Sep. 18, 2001
6240806 Cam shaft support and enclosure assembly Jun. 5, 2001
6237732 Bushing boot for a cam braking system May. 29, 2001
6213264 Sealing arrangement for brake camshaft Apr. 10, 2001
6142271 Servo friction brake Nov. 7, 2000
6116626 Independent front suspension Sep. 12, 2000
5649612 Brake bracket assembly Jul. 22, 1997
5638928 Brake center tracking roller and cam arrangement Jun. 17, 1997
5624011 Steer axle brake assembly Apr. 29, 1997
5433464 Brakeable hand truck Jul. 18, 1995
5417377 Drum reel with spool brake May. 23, 1995
5310028 S-cam for drum brake May. 10, 1994
5273138 Reduced diameter truck brake system Dec. 28, 1993
5096027 Drum brake Mar. 17, 1992
5092422 Multipurpose agricultural tractor Mar. 3, 1992
5062506 Rotary drum brake assembly bracket Nov. 5, 1991
5044475 Rotary drum brake assembly bracket Sep. 3, 1991
5042623 Combined parking brake lever and adjuster in a drum brake Aug. 27, 1991
4981200 Brake having anchor bearing on immovable spider Jan. 1, 1991
4905800 S-cam for drum brake Mar. 6, 1990
4854007 Dust-proof caster with a brake mechanism Aug. 8, 1989
4811821 Compact drum brake adjuster Mar. 14, 1989
4702352 Automatic adjuster Oct. 27, 1987
4494633 Automatic braking-gap adjuster system for mechanical drum brakes Jan. 22, 1985
4476968 Expanding shoe drum brake Oct. 16, 1984
4471859 Drum brake Sep. 18, 1984
4394892 Automated braking-gap adjuster system for mechanical drum brake Jul. 26, 1983
4380277 Automatic slack adjusters for vehicle shoe-drum brakes Apr. 19, 1983
4372430 Drum brake and retaining spring Feb. 8, 1983
4219923 Wheel brake assembly Sep. 2, 1980
4200174 Cam and anchor pin spacer arrangement for a brake assembly Apr. 29, 1980
4024934 Brake shoe May. 24, 1977











 
 
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