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Class Information
Number: 137/15.21
Name: Fluid handling > Processes > Cleaning, repairing, or assembling > Valve or valve element assembling, disassembling, or replacing > Multi way valve
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
8511329 Metering valve Aug. 20, 2013
8511330 Servo minimum pressure valve Aug. 20, 2013
7814923 Control valve Oct. 19, 2010
7793678 Method and apparatus for converter valve Sep. 14, 2010
7735508 Rotary slide valve Jun. 15, 2010
7216661 Method of forming a wear resistant component May. 15, 2007
7159605 Chatter resistant shuttle valve Jan. 9, 2007
7000891 Screw-in valve Feb. 21, 2006
6948514 Solenoid operated spool valve with baffled dampening reservoir port and method of making same Sep. 27, 2005
6929019 Method for the production of a valve Aug. 16, 2005
6926034 Hydraulic spool lock and method of use Aug. 9, 2005
6902704 Injection pump assembly for a combinatorial reactor and related method Jun. 7, 2005
6871576 Hydraulic isolation valve Mar. 29, 2005
6769445 Valve drive device Aug. 3, 2004
6672566 Multi-use sterile access/GMP diaphragm valve housing Jan. 6, 2004
6575187 Three-way plastic valve Jun. 10, 2003
6390117 Directional seat valve May. 21, 2002
6386221 Journal mounted solenoid valve May. 14, 2002
6386220 Solenoid operated pressure control valve May. 14, 2002
6321767 High flow solenoid control valve Nov. 27, 2001
6267133 Method for mounting a steering valve with a centring unit Jul. 31, 2001
6209563 Solenoid control valve Apr. 3, 2001
5964239 Housing assembly for micromachined fluid handling structure Oct. 12, 1999
5778918 Pilot valve with improved cage Jul. 14, 1998
5694964 Method and article for inserting valve spool into secondary bore Dec. 9, 1997
5353828 Valve construction and method of making the same Oct. 11, 1994
5172713 Modular mixing valve Dec. 22, 1992
4658851 Reversing valve construction and method of making the same Apr. 21, 1987
4479505 Heating valve Oct. 30, 1984
4458710 Method of making a valve construction having multiple pistons Jul. 10, 1984











 
 
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