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Class Information
Number: 60/427
Name: Power plants > Pressure fluid source and motor > Having condition responsive control in a system of distinct or separately operable outputs or output drive units > With manual control or selection of motor, motor speed or motor load
Description: Apparatus including an external control means for selecting or controlling one or several of the plurality of motors separately from others of the plurality.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7503172 |
Hydrostatic transaxle |
Mar. 17, 2009 |
| 7290390 |
Travel control device for excavators |
Nov. 6, 2007 |
| 6666023 |
Fluid pressure transmitting apparatus |
Dec. 23, 2003 |
| 6644335 |
Precision orificing for pilot operated control valves |
Nov. 11, 2003 |
| 6609368 |
Automatic downshift and override control for a transmission |
Aug. 26, 2003 |
| 6598394 |
Control circuit for construction machine |
Jul. 29, 2003 |
| 6408876 |
Control valve |
Jun. 25, 2002 |
| 6402260 |
Vehicle anti-lock brake control system |
Jun. 11, 2002 |
| 6382595 |
Differential hydrostatic transmission system |
May. 7, 2002 |
| 6354081 |
Attachment for skid steer loader or other commercial work vehicle having wireless hydraulic sequencing block |
Mar. 12, 2002 |
| 6269637 |
Hydraulic pressure control circuit for a working machine |
Aug. 7, 2001 |
| 6176084 |
Hydraulic system for propelling a vehicle |
Jan. 23, 2001 |
| 6161586 |
Tournament oil path constituting apparatus |
Dec. 19, 2000 |
| 6158462 |
Hydraulic pressure control device |
Dec. 12, 2000 |
| 6122913 |
Drive for a mobile operating device |
Sep. 26, 2000 |
| 6119802 |
Hydraulic drive system for a vehicle |
Sep. 19, 2000 |
| 6098403 |
Hydraulic control valve system with pressure compensator |
Aug. 8, 2000 |
| 5957159 |
Directional control valve with flow distribution valves |
Sep. 28, 1999 |
| 5953977 |
Simulation modeling of non-linear hydraulic actuator response |
Sep. 21, 1999 |
| 5946910 |
Hydraulic circuit for hydraulically driven working vehicle |
Sep. 7, 1999 |
| 5890362 |
Hydraulic control valve system with non-shuttle pressure compensator |
Apr. 6, 1999 |
| 5878569 |
Energy conversion system |
Mar. 9, 1999 |
| 5715865 |
Pressure compensating hydraulic control valve system |
Feb. 10, 1998 |
| 5692377 |
Apparatus for controlling lifting operation |
Dec. 2, 1997 |
| 5678470 |
Tilt priority scheme for a control system |
Oct. 21, 1997 |
| 5613361 |
Hydraulic circuit for supplying a plurality of series-operated of a hydraulically controlled installation |
Mar. 25, 1997 |
| 5607027 |
Hydraulic drive system for a vehicle |
Mar. 4, 1997 |
| 5564274 |
Cold oil protection circuit for a hydraulic system |
Oct. 15, 1996 |
| 5535587 |
Hydraulic drive system |
Jul. 16, 1996 |
| 5435135 |
Reversible pressurized fluid mechanism such as a motor or a pump and having at least two operating cylinder capacities |
Jul. 25, 1995 |
| 5428958 |
Electrohydraulic control system |
Jul. 4, 1995 |
| 5383390 |
Multi-variable control of multi-degree of freedom linkages |
Jan. 24, 1995 |
| 5355675 |
Stabilized speed-control system for a hydrostatic transmission |
Oct. 18, 1994 |
| 5333449 |
Pressure compensating valve assembly |
Aug. 2, 1994 |
| 5305681 |
Hydraulic control apparatus |
Apr. 26, 1994 |
| 5305789 |
Hydraulic directional control valve combining pressure compensation and maximum pressure selection for controlling a feed pump, and multiple hydraulic control apparatus including a plurality o |
Apr. 26, 1994 |
| 5279121 |
Flow control valve with pilot operation and pressure compensation |
Jan. 18, 1994 |
| 5267440 |
Hydraulic control system for construction machine |
Dec. 7, 1993 |
| 5249421 |
Hydraulic control apparatus with mode selection |
Oct. 5, 1993 |
| 5188147 |
Pressure compensating type hydraulic valve |
Feb. 23, 1993 |
| 5182909 |
Valve system for load-independent hydraulic control of a plurality of hydraulic consumers |
Feb. 2, 1993 |
| 5181451 |
Control system for longwall face support frames |
Jan. 26, 1993 |
| 5179835 |
Brake valve for use in load sensing hydraulic system |
Jan. 19, 1993 |
| 5146746 |
Loading/unloading control apparatus for industrial vehicles |
Sep. 15, 1992 |
| 5138838 |
Hydraulic circuit and control system therefor |
Aug. 18, 1992 |
| 5129229 |
Hydraulic drive system for civil-engineering and construction machine |
Jul. 14, 1992 |
| 5115835 |
Stacked type hydraulic control valve system |
May. 26, 1992 |
| 5083428 |
Fluid control system for power shovel |
Jan. 28, 1992 |
| 5081839 |
Pressure compensated hydraulic system |
Jan. 21, 1992 |
| 5079919 |
Hydraulic drive system for crawler mounted vehicle |
Jan. 14, 1992 |
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