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Class Information
Number: 180/439
Name: Motor vehicles > Steering gear > With fluid power assist > Movable working member is a moving cylinder
Description: Subject matter in which the motive means includes a force or work producing member comprising a movable housing or outer member thereof which surrounds a fixed member of substantially like dimension.

Patents under this class:

Patent Number Title Of Patent Date Issued
8393434 Steering system for a utility vehicle Mar. 12, 2013
8376080 Pump apparatus, power steering apparatus and assembly method of housing Feb. 19, 2013
RE43662 Power assisted steering for all terrain vehicle Sep. 18, 2012
8201656 Vehicle steering system Jun. 19, 2012
7699135 Integrated hydraulic control system Apr. 20, 2010
7537079 Passively rephasing piston May. 26, 2009
7506719 Self-synchronizing hydraulic system Mar. 24, 2009
7374011 Power steering apparatus May. 20, 2008
7331419 Dual-circuit steer-by-wire steering system comprising a common cradle Feb. 19, 2008
7290637 Hydraulic steering mechanism and driving-steering-wheel support mechanism Nov. 6, 2007
7182169 Steering system for small-sized vehicle Feb. 27, 2007
7174988 Power steering system Feb. 13, 2007
7136732 Electric power steering apparatus Nov. 14, 2006
7077233 Layout structure of power steering system for vehicle Jul. 18, 2006
7070019 Power assisted steering for all terrain vehicle Jul. 4, 2006
7055644 Power steering system with hydraulic power assistance Jun. 6, 2006
7036625 Integrated hydraulic control system May. 2, 2006
6896093 Integral power steering apparatus May. 24, 2005
6868935 Arrangement and method for operating self-steering wheels Mar. 22, 2005
6779624 Control unit for power steering apparatus and steering-wheel-angle correcting system Aug. 24, 2004
6637542 Power steering system with noise reduction Oct. 28, 2003
6397970 Steering system Jun. 4, 2002
6196349 Steering cylinder to axle housing retention system Mar. 6, 2001
5934404 Rack and pinion steering system for solid front axle Aug. 10, 1999
5842537 Steering gear Dec. 1, 1998
5730244 Lightweight hydraulic power steering gear Mar. 24, 1998
5638912 Hydraulic power steering apparatus Jun. 17, 1997
5449186 Rear wheel steering system Sep. 12, 1995
4892494 Power steering mechanism for marine installations Jan. 9, 1990
4796714 Power steering system for use in large vehicle Jan. 10, 1989
4651843 Compact assisted steering system for a motor vehicle Mar. 24, 1987
4222452 Power steering mechanism for cotton pickers Sep. 16, 1980
4120507 Compensated extendable steering means for heavy machines Oct. 17, 1978
3990534 Power steering system Nov. 9, 1976

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