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Class Information
Number: 188/347
Name: Brakes > Operators > Fluid pressure > Road vehicle > With hydraulic quick-slack-take-up pulsator
Description: Device including fluid pressure means responsive to operating members for initial rapid elimination of "play" at low "mechanical" advantage followed by actual braking at high "mechanical" advantage.










Patents under this class:

Patent Number Title Of Patent Date Issued
8459420 Brake lever assembly with two cylinder units Jun. 11, 2013
7188912 Braking systems Mar. 13, 2007
7143874 Surge brake actuator Dec. 5, 2006
7066305 Brake bands for an automatic transmission and method for controlling a gear shift in automatic transmission and feedback loop control system Jun. 27, 2006
6848546 Surge brake actuator Feb. 1, 2005
6220402 Hydraulic servo apparatus for automatic transmission Apr. 24, 2001
5881858 Hydraulic servo-mechanism for an automatic transmission Mar. 16, 1999
4817767 Hydraulic brake system for automotive vehicles Apr. 4, 1989
4802559 Hydropneumatic brake actuator arranged to maintain a constant brake shoe clearance Feb. 7, 1989
4753136 Hydraulic control of transmission Jun. 28, 1988
4746174 Method and brake system for traction slip control May. 24, 1988
4653272 Fluid actuation device with compensation for wear Mar. 31, 1987
4641891 Hydraulic servo vehicle brake Feb. 10, 1987
4496033 Dual piston actuator Jan. 29, 1985
4467605 Hydro-pneumatic actuator with automatic slack adjuster Aug. 28, 1984
4428462 Low displacement disc brake caliper assemblies Jan. 31, 1984
4404803 Brake unit with a hydraulic boosting device Sep. 20, 1983
4225022 Brake booster Sep. 30, 1980
4093184 Hydraulic brake system for crane hoist drum Jun. 6, 1978
3981148 Combined fluid motor and pumping apparatus Sep. 21, 1976
3958423 Hydraulic brake booster May. 25, 1976











 
 
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