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Class Information
Number: 188/153D
Name: Brakes > Operators > Fluid pressure > Rail vehicle > Diaphragm

Patents under this class:

Patent Number Title Of Patent Date Issued
8397882 System and method for externally fastening cables or lines to a brake cylinder Mar. 19, 2013
8251189 Railway brake cylinder Aug. 28, 2012
8196718 Combined service brake and stored-energy brake cylinder with internal ventilation Jun. 12, 2012
8011483 Ventilation device for a combined spring accumulator and operating brake cylinder Sep. 6, 2011
7931130 Universal brake assembly Apr. 26, 2011
7845474 Combined service brake and spring type brake cylinder having internal ventilation Dec. 7, 2010
7743894 Brake actuator reinforcement and method of attaching same Jun. 29, 2010
7513341 Combined service brake and spring-loaded brake cylinder with internal ventilation Apr. 7, 2009
7493994 Spring brake actuator with mid-located spring Feb. 24, 2009
7303053 Non-pressure head with integrated piston stop and vent/drain Dec. 4, 2007
6397986 Collet style tread brake unit Jun. 4, 2002
6394462 Push rod seal for disc brake actuator May. 28, 2002
6234587 Compressed-air disk brake May. 22, 2001
6116385 Dual force range TMX cylinder using an air bag actuator Sep. 12, 2000
5002164 Push-rod guide for air-operated diaphragm spring brakes Mar. 26, 1991
4923036 Disc brakes May. 8, 1990
RE33207 Brake system May. 1, 1990
4596311 Brake system Jun. 24, 1986
4108285 Caliper brake actuating cylinder Aug. 22, 1978

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