Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/625.24
Name: Fluid handling > Systems > Multi-way valve unit > Supply and exhaust > Rotary valve > Plug type > Axial and radial flow
Description: Subject matter having radially and longitudinally extending passages in the plug.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8656953 Combination manual/pneumatic shut-off valve Feb. 25, 2014
8561643 Control device for a hydrostatic steering motor Oct. 22, 2013
8548681 Power steering device Oct. 1, 2013
8307852 Pinion valve body and pinion valve assembly for vehicle equipped with the same Nov. 13, 2012
8123504 Piston pump for thick materials Feb. 28, 2012
7610935 Fluid controller Nov. 3, 2009
7516757 Power beyond steering system Apr. 14, 2009
7490626 Steer valve with hydraulic vehicle position feedback Feb. 17, 2009
7322375 High bandwidth rotary servo valves Jan. 29, 2008
7231940 Control valve for a hydraulic power steering system Jun. 19, 2007
7152627 Control valve for a hydraulic power steering system Dec. 26, 2006
7140179 Valve Nov. 28, 2006
6769249 Low slip steering system and improved fluid controller therefor Aug. 3, 2004
6397889 Method for mounting a rotary valve for power assisted steering systems, especially for motor vehicles Jun. 4, 2002
6254082 Rotary valve Jul. 3, 2001
6240961 Hydraulic power steering control valve Jun. 5, 2001
6213149 In-line diversion valve with flow-through capability Apr. 10, 2001
6213247 Hydraulic steering device and method for steering a vehicle Apr. 10, 2001
6016837 Steering valve with closed center Jan. 25, 2000
6000431 Servo valve Dec. 14, 1999
5992458 Load reaction steering unit for unequal area cylinder Nov. 30, 1999
5975138 Fluid controller with improved follow-up Nov. 2, 1999
5970708 Hydraulic steering assembly with change in transmission ratio and flow amplification Oct. 26, 1999
5934405 Power steering control valve Aug. 10, 1999
5881771 Rotary valve for power steering gear Mar. 16, 1999
5878780 Power steering gear valve Mar. 9, 1999
5868165 Rotary metering-pin servovalve and method of manufacturing the same Feb. 9, 1999
5799694 Steering control unit Sep. 1, 1998
5711345 Method and apparatus for forming a control valve for hydraulic circuits Jan. 27, 1998
5697400 Steering valve Dec. 16, 1997
5680804 Steering valve with activation threshold Oct. 28, 1997
5645107 Hydraulic pressure control valve Jul. 8, 1997
5638864 Steering control unit with flow amplification for unequal area cylinder Jun. 17, 1997
5634495 Wide angle controller with dual function check valves Jun. 3, 1997
5620026 Fluid controller and improved backflow prevention therefor Apr. 15, 1997
5582207 Steering control valve with flow gaps which change relative size for noise suppression Dec. 10, 1996
5562124 Steering control valve with different size flow gaps for noise suppression Oct. 8, 1996
5522416 Pneumatic pressure regulation system Jun. 4, 1996
5467800 Low inertia servo valve Nov. 21, 1995
5458153 Rotary valve for hydraulic power steering with reduced noise and linear boost characteristic Oct. 17, 1995
5452744 Valve for water system Sep. 26, 1995
5427134 Rotary valve for hydraulic power steering Jun. 27, 1995
5388614 Rotary flow control valve Feb. 14, 1995
5378207 Transmission control valve system Jan. 3, 1995
RE34746 Open-center steering control unit with flow amplification Oct. 4, 1994
5329969 Fluid controller with joystick capability and actuator therefor Jul. 19, 1994
5316043 Preload mechanism for power steering apparatus May. 31, 1994
5311906 Preload mechanism for power steering apparatus May. 17, 1994
5301922 Change-over valve means for a hydraulic clutch of the marine propulsion unit Apr. 12, 1994
5285536 Wave generating system Feb. 15, 1994

1 2 3 4










 
 
  Recently Added Patents
Semiconductor devices having multi-width isolation layer structures
Method and system for placing an emergency call
Liquid crystal display panel
Electronic time stamping apparatus for use with an inground transmitter
Water slide
Methods and devices for coding and decoding images, computer program implementing them and information carrier enabling their implementation
Measurement and uses of oxidative status
  Randomly Featured Patents
Chafer
Novel process of reclaiming polyurethane foam
Bicycle component calibration device
Liquid fuel pressurization and control method
Grille of a truck vehicle
Process for presulfurizing a desulfurization catalyst used in a hydrodesulfurization unit of petroleum refinery and presulfurization promoter
Damage resistant valve assembly
Sealable carton
Display mounting for tool holders
Alcoxy cross-linking, single-component, moisture-hardening materials