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Class Information
Number: 180/432
Name: Motor vehicles > Steering gear > With fluid power assist > With plural working members
Description: Subject matter in which the motive means includes at least two separate force or work producing members.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7389849 |
Steering apparatus with plural motors |
Jun. 24, 2008 |
| 7225894 |
Power steering apparatus |
Jun. 5, 2007 |
| 6550566 |
Phase maintaining control for a hydraulic steering system |
Apr. 22, 2003 |
| 6189648 |
Power assist steering system |
Feb. 20, 2001 |
| 6179082 |
Hydraulic steering apparatus and method |
Jan. 30, 2001 |
| 6135232 |
Steering axle with hydrostatic two-circuit steering system for agricultural forestry and construction vehicles |
Oct. 24, 2000 |
| 6016886 |
Power assist steering system |
Jan. 25, 2000 |
| 5937966 |
Power steering system for construction equipment |
Aug. 17, 1999 |
| 5810110 |
Tandem power steering system with heat sink |
Sep. 22, 1998 |
| 5732789 |
Articulated vehicle steering with bogie feedback |
Mar. 31, 1998 |
| 5520262 |
Electrohydraulic steering system |
May. 28, 1996 |
| 5242131 |
Steerable landing gear |
Sep. 7, 1993 |
| 5002143 |
Landing gear steering apparatus |
Mar. 26, 1991 |
| 4773499 |
Steerable wheel structure for ground vehicles |
Sep. 27, 1988 |
| 4749055 |
Power steering assembly for a large vehicle |
Jun. 7, 1988 |
| 4531604 |
Hydraulic steering synchronization system |
Jul. 30, 1985 |
| 4424672 |
Hydraulic power steering system |
Jan. 10, 1984 |
| 4372413 |
Hydrostatic steering device |
Feb. 8, 1983 |
| 4172571 |
Three actuator steering system |
Oct. 30, 1979 |
| 4161865 |
Steering control with hydraulic follow-up |
Jul. 24, 1979 |
| 4136753 |
Vehicle power steering system |
Jan. 30, 1979 |
| 4028997 |
Motor vehicle steering |
Jun. 14, 1977 |
| 3957129 |
Steering system |
May. 18, 1976 |
| 3954148 |
Dual hydraulic power steering system with adjusted mechanical advantage and method |
May. 4, 1976 |
| 3946822 |
Tracklaying vehicle comprising four tracklaying units |
Mar. 30, 1976 |
| 3945457 |
Hydraulic steering apparatus |
Mar. 23, 1976 |
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