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Class Information
Number: 188/203
Name: Brakes > Position adjusters > Slack > Railway car > Automatic > Screw > Fluid-operated
Description: The screw is operated by fluid-pressure.










Patents under this class:

Patent Number Title Of Patent Date Issued
8307961 Rail vehicle brake slack adjuster Nov. 13, 2012
7523813 Brake application device comprising an electrically actuated wear adjuster Apr. 28, 2009
7150344 Actuator and slack adjuster Dec. 19, 2006
6684989 Spring brake cylinder having an emergency release device Feb. 3, 2004
6397986 Collet style tread brake unit Jun. 4, 2002
6386339 Automatic adjuster for spring applied mechanisms May. 14, 2002
6250435 Actuation device for machine elements having wear-induced play Jun. 26, 2001
6145633 Actuating device for machine elements that are subject to wear play, especially for brakes of railborne vehicles Nov. 14, 2000
6119826 Device for operating machine elements subject to wear-related play Sep. 19, 2000
5937974 Spring applied parking brake actuator having a collet style slack adjuster Aug. 17, 1999
5423401 Brake actuator having collet style slack adjuster Jun. 13, 1995
4993521 Tread brake unit Feb. 19, 1991
4909360 Brake equipment Mar. 20, 1990
4895228 Slack adjuster Jan. 23, 1990
4875559 Tread brake unit Oct. 24, 1989
4865166 Assembly and disassembly system with a spring retaining member for a brake actuation unit Sep. 12, 1989
4771869 Brake adjusters Sep. 20, 1988
4635762 Rail vehicle slack adjuster Jan. 13, 1987
4570763 Truck mounted air cylinder and slack adjuster Feb. 18, 1986
4385548 Brake unit having a slack adjuster May. 31, 1983
4201277 Hydraulic actuation system for a rail vehicle May. 6, 1980
4169525 Friction brake apparatus and slack adjusting means therefor Oct. 2, 1979
4113070 Brake actuator Sep. 12, 1978
4088205 Brake cylinder with built-in slack adjuster, including means for manually resetting piston travel May. 9, 1978
4050553 Automatic brake resetting device Sep. 27, 1977
4050554 Automatic brake resetting device Sep. 27, 1977
4036332 Slack adjuster built into a brake unit for a rail vehicle brake system Jul. 19, 1977
4022304 Tread brake assembly May. 10, 1977
4005767 Slack adjuster mounted inside a brake cylinder Feb. 1, 1977
3994205 Device for discontinuing and automatically restoring the operational function of a spring brake actuator Nov. 30, 1976
3970173 Device in a fluid pressure actuated brake unit for enabling the outgoing push rod to be brought back from the outside Jul. 20, 1976











 
 
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