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Class Information
Number: 188/291
Name: Brakes > Internal-resistance motion retarder > Using a rotary-type fluid damper > Including clutch
Description: Device provided with a clutch that connects and disconnects said moving mechanism and said first member.










Patents under this class:

Patent Number Title Of Patent Date Issued
8464843 Lockable caster wheels Jun. 18, 2013
8276720 Double path torsional damper Oct. 2, 2012
8220603 Rotary damper with one-way clutch Jul. 17, 2012
6729447 Rotational speed controller May. 4, 2004
6695103 Spring barrel module Feb. 24, 2004
6637567 Free run clutch apparatus Oct. 28, 2003
6159123 Gearbox with retarder Dec. 12, 2000
6121526 Rotary damper Sep. 19, 2000
5482148 System for transmission overspeed and horsepower limit protection Jan. 9, 1996
5460252 One-way rotary damper Oct. 24, 1995
5358081 Hydraulic retarder control system Oct. 25, 1994
5335563 Foot-operated parking brakes for cars and one-way dampers for use therein Aug. 9, 1994
5257852 Damper device for an automatic folding chair Nov. 2, 1993
5211269 Damper for a flapdoor using viscous fluid May. 18, 1993
5170867 Pedal parking brake Dec. 15, 1992
5165507 Damper for a flapdoor using viscous fluid Nov. 24, 1992
5078238 Brake system Jan. 7, 1992
5031738 Motor vehicle brake system Jul. 16, 1991
5007509 Brake system Apr. 16, 1991
4994003 Apparatus using aerodynamic rotors for exerting a braking torque upon a rotating shaft Feb. 19, 1991
4946014 Retarder Aug. 7, 1990
4846316 Hydraulic retarder attached with parking brake Jul. 11, 1989
4830151 Damper comprising rotor shaft and gear sleeve having equal external diameter portions with clutch spring wound thereabout May. 16, 1989
4828079 Hydraulic retarder with parking brake May. 9, 1989
4827798 Apparatus and method for exerting a braking torque upon a vehicle May. 9, 1989
4796733 Oil damper Jan. 10, 1989
4760901 Hydraulic braking system particularly useful in human powered vehicles Aug. 2, 1988
4715481 Hydrodynamic retarder Dec. 29, 1987
4697673 One-way damper Oct. 6, 1987
4574423 Rotary damper having a clutch spring and viscous fluid Mar. 11, 1986
4350472 Electric fan apparatus Sep. 21, 1982
4324387 Power delivery system having a pressure modulated hydrodynamic retarder for controlling a load Apr. 13, 1982
4191096 Time delay assembly Mar. 4, 1980
4117677 Stator for a torque converter Oct. 3, 1978
4069545 Door control device with closure regulator Jan. 24, 1978
4018423 Emergency descent device Apr. 19, 1977
3946989 Slow descender including fluid and mechanical braking devices Mar. 30, 1976











 
 
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