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Class Information
Number: 137/625.27
Name: Fluid handling > Systems > Multi-way valve unit > Supply and exhaust > Reciprocating valve > Plural disk or plug
Description: Devices wherein the valve unit comprises a plurality of disk or plug faces, each controlling a different port.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7306462 |
Gas operating system for firearm simulators |
Dec. 11, 2007 |
| 7210501 |
Directly operated pneumatic valve having a differential assist return |
May. 1, 2007 |
| 7165731 |
Dual travel seated pin valve assembly |
Jan. 23, 2007 |
| 6971628 |
Direct-acting electric operated valve |
Dec. 6, 2005 |
| 6953055 |
Pneumatic gate valve with an injection-molded valve housing |
Oct. 11, 2005 |
| 6901959 |
Three port solenoid valve |
Jun. 7, 2005 |
| 6901948 |
Liquid fertilizer distribution system and method |
Jun. 7, 2005 |
| 6871668 |
Variable force actuator with a double needle poppet assembly |
Mar. 29, 2005 |
| 6837451 |
Seat/slide valve with pressure-equalizing pin |
Jan. 4, 2005 |
| 6805163 |
Micro lock valve |
Oct. 19, 2004 |
| 6792975 |
Pulse-width modulated solenoid valve including axial stop spool valve |
Sep. 21, 2004 |
| 6776190 |
Valve lift spacer and valve using same |
Aug. 17, 2004 |
| 6715509 |
Electromagnetic valve and assembling method |
Apr. 6, 2004 |
| 6712092 |
Directional flow control valve |
Mar. 30, 2004 |
| 6701959 |
High flow rate balanced poppet valve |
Mar. 9, 2004 |
| 6668861 |
Poppet valve having an improved valve seat |
Dec. 30, 2003 |
| 6655411 |
Poppet-type solenoid valve |
Dec. 2, 2003 |
| 6619321 |
Stream switching system |
Sep. 16, 2003 |
| 6609539 |
Hydraulically operated directional control valve |
Aug. 26, 2003 |
| 6571827 |
Device for a container |
Jun. 3, 2003 |
| 6488050 |
Pneumatic valve assembly |
Dec. 3, 2002 |
| 6425416 |
Fluid directional control device for solenoid valve assembly |
Jul. 30, 2002 |
| 6378544 |
Pressure relief device and method of using the same |
Apr. 30, 2002 |
| 6237634 |
Manually operated supply and exhaust changeover valve for fluid Pressure apparatus |
May. 29, 2001 |
| 6123096 |
Pneumatic cartridge valve |
Sep. 26, 2000 |
| 6000432 |
Control valve with axial sealing |
Dec. 14, 1999 |
| 5954484 |
Sewage lifting station |
Sep. 21, 1999 |
| 5901749 |
Three-way poppet valve |
May. 11, 1999 |
| 5868166 |
Pressure regulating valve |
Feb. 9, 1999 |
| 5855228 |
Control valve assembly |
Jan. 5, 1999 |
| 5787931 |
Three-way valve for a fuel supply system |
Aug. 4, 1998 |
| 5785299 |
Direct-coupled solenoid valves |
Jul. 28, 1998 |
| 5771931 |
High pressure wear resistant pilot valve |
Jun. 30, 1998 |
| 5735503 |
Servo pressure regulator for a gas valve |
Apr. 7, 1998 |
| 5680988 |
Axial force indentation or protrusion for a reciprocating piston/barrel assembly |
Oct. 28, 1997 |
| 5660204 |
Tank blanketing valve |
Aug. 26, 1997 |
| 5620027 |
Poppet type directional control valve |
Apr. 15, 1997 |
| 5601116 |
Air winch control valve |
Feb. 11, 1997 |
| 5570721 |
Double acting solenoid and poppet valve servomechanism |
Nov. 5, 1996 |
| 5558125 |
Air winch control valve |
Sep. 24, 1996 |
| 5535783 |
Balanced type direct-acting electromagnetic valve |
Jul. 16, 1996 |
| 5518030 |
Three-way flow valve with variable drain orifice area |
May. 21, 1996 |
| 5409036 |
Electromagnetically operated pneumatic valve assembly for an electrical contactor actuator |
Apr. 25, 1995 |
| 5400823 |
Viscous fluid shear clutches and control valves therefor |
Mar. 28, 1995 |
| 5337783 |
Poppet valve |
Aug. 16, 1994 |
| 5333645 |
Height control valve and dump valve therefor |
Aug. 2, 1994 |
| 5275207 |
Multiway valve |
Jan. 4, 1994 |
| 5267589 |
Piezoelectric pressure control valve |
Dec. 7, 1993 |
| 5263513 |
Dual flow passage poppet valve |
Nov. 23, 1993 |
| 5246033 |
Electromagnetically actuatable double seat valve |
Sep. 21, 1993 |
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