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Class Information
Number: 188/170
Name: Brakes > Operators > Spring > Fluid-pressure release
Description: The spring-applied brake is released by fluid-pressure-operated means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7395906 |
Brake actuator |
Jul. 8, 2008 |
| 7392887 |
Bladder actuator for a railroad retarder |
Jul. 1, 2008 |
| 7380643 |
Brake assembly, particularly for a hydraulic wheel drive |
Jun. 3, 2008 |
| 7377370 |
Parking brake system including a brake cylinder |
May. 27, 2008 |
| 7328778 |
Wheel brake caliper |
Feb. 12, 2008 |
| 7306078 |
Composite brake cylinder |
Dec. 11, 2007 |
| 7303053 |
Non-pressure head with integrated piston stop and vent/drain |
Dec. 4, 2007 |
| 7293841 |
Hydraulic motor and brake control system and method of controlling the same |
Nov. 13, 2007 |
| 7273136 |
Parking brake device of vehicle |
Sep. 25, 2007 |
| 7258208 |
Vertical mount disc brake with disc separator |
Aug. 21, 2007 |
| 7249806 |
Hydraulic motor and brake control system and method of controlling the same |
Jul. 31, 2007 |
| 7178639 |
Locking device |
Feb. 20, 2007 |
| 7163090 |
Parking brake system including a brake cylinder |
Jan. 16, 2007 |
| 7140483 |
Transmission parking brake |
Nov. 28, 2006 |
| 7131518 |
Motion control apparatus with backlash reduction |
Nov. 7, 2006 |
| 7114597 |
Spring loaded cylinder |
Oct. 3, 2006 |
| 7108108 |
Rod clamping device |
Sep. 19, 2006 |
| 7104367 |
Modular and adaptable brake system for an elevator sheave |
Sep. 12, 2006 |
| 7025181 |
Automotive brake system |
Apr. 11, 2006 |
| 7021722 |
System for and method of braking a vehicle |
Apr. 4, 2006 |
| 6997290 |
Parking brake assembly with wear adjustment for heavy road vehicle disc brake |
Feb. 14, 2006 |
| 6994191 |
Pneumatically actuated parking brake |
Feb. 7, 2006 |
| 6988597 |
Mechanically applied/hydraulically released brake |
Jan. 24, 2006 |
| 6938738 |
Pressure-medium operated spring-pressure brake |
Sep. 6, 2005 |
| 6923509 |
Cargo trailer anti-terrorist and anti-theft system |
Aug. 2, 2005 |
| 6907962 |
Hydrostatic axial piston machine with a swashplate design |
Jun. 21, 2005 |
| 6902043 |
Driveline vehicle parking brake actuator |
Jun. 7, 2005 |
| 6854570 |
Brake cylinder parking brake system |
Feb. 15, 2005 |
| 6851526 |
Actuator assembly |
Feb. 8, 2005 |
| 6772863 |
Brake appliance for gerotor motors |
Aug. 10, 2004 |
| 6761253 |
Spring applied parking brake assembly |
Jul. 13, 2004 |
| 6743002 |
Rotary fluid pressure device and improved integral brake assembly |
Jun. 1, 2004 |
| 6715590 |
Brake release system |
Apr. 6, 2004 |
| 6702072 |
Brake cylinder unit |
Mar. 9, 2004 |
| 6698555 |
Motor vehicle parking brake control device |
Mar. 2, 2004 |
| 6698312 |
Torque disconnect mechanism with brake interlock |
Mar. 2, 2004 |
| 6688419 |
Vehicle hydraulic driving system |
Feb. 10, 2004 |
| 6684989 |
Spring brake cylinder having an emergency release device |
Feb. 3, 2004 |
| 6681903 |
Wheel hub for vehicles |
Jan. 27, 2004 |
| 6648114 |
Flex disk brake in a press machine |
Nov. 18, 2003 |
| 6634465 |
Spring-loaded brake with wear indication |
Oct. 21, 2003 |
| 6629587 |
Plastic spring-loaded piston with insert |
Oct. 7, 2003 |
| 6585088 |
Braking system for braking a rotor relative to a stator |
Jul. 1, 2003 |
| 6578679 |
Brake system and method |
Jun. 17, 2003 |
| 6554115 |
Rotational control apparatus with variable actuation methods |
Apr. 29, 2003 |
| 6516924 |
Vehicle brake system |
Feb. 11, 2003 |
| 6491141 |
Safety brake arrangement in a brake actuator |
Dec. 10, 2002 |
| 6491352 |
Spring applied parking brake for rail cars |
Dec. 10, 2002 |
| 6478123 |
Hydraulic elevator with plunger brakes |
Nov. 12, 2002 |
| 6460678 |
Linear motion brake |
Oct. 8, 2002 |
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