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Class Information
Number: 137/625.48
Name: Fluid handling > Systems > Multi-way valve unit > Reciprocating valve unit
Description: Devices in which the valve unit moves rectilinearly to and from seats of controlled passages and thereby controls two or more branched flow passages.










Sub-classes under this class:

Class Number Class Name Patents
137/625.49 Combined disk or plug and gate or piston 24
137/625.5 Plural disk or plug 212


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8671985 Control valve assembly Mar. 18, 2014
8671967 Relief valve Mar. 18, 2014
8613425 Valve seal member and valve Dec. 24, 2013
8578967 Pressure regulating valve for aircraft engine Nov. 12, 2013
8539971 Air passageway switchable pump head for air pump Sep. 24, 2013
8528597 Actuator and valve assembly Sep. 10, 2013
8490643 Diverter valve Jul. 23, 2013
8479772 Rotary three-way diverter valve Jul. 9, 2013
8480006 Vehicle supplemental heating system Jul. 9, 2013
8474485 Three-position fluid valve for downhole use Jul. 2, 2013
8469057 Diaphragm-sealed valve having a locking mechanism Jun. 25, 2013
8418721 Control system for a valve assembly Apr. 16, 2013
8418720 Water diverting device Apr. 16, 2013
8342205 Slide type valve Jan. 1, 2013
8328531 Scroll compressor with three-step capacity control Dec. 11, 2012
8312897 Diverter valve Nov. 20, 2012
8286898 Electrostatic spray assembly Oct. 16, 2012
8281813 Coolant temperature controller for fuel cell vehicle Oct. 9, 2012
8272445 Tubular valve system and method Sep. 25, 2012
8245720 Wireless irrigation control Aug. 21, 2012
8240335 Fueling valve for fueling a remote control vehicle Aug. 14, 2012
8235070 Two position three way valve Aug. 7, 2012
8181666 Switch valve May. 22, 2012
8162233 Vehicle supplemental heating system including pressure relief diaphragm Apr. 24, 2012
8141848 Piston with integral seals for a water softener control valve Mar. 27, 2012
8122908 Three-way valve with flow diverter Feb. 28, 2012
8113237 System for controlling fluid level in a sump Feb. 14, 2012
8113440 Vehicle supplemental heating system including spool valve manifold Feb. 14, 2012
8104258 Fuel control system with metering purge valve for dual fuel turbine Jan. 31, 2012
8001783 Apparatus, system, and method for turbocharger bypass and exhaust braking with a single valve Aug. 23, 2011
RE42633 Spool valve for fluid control Aug. 23, 2011
7832426 Parabolic bonnet for three-way valve Nov. 16, 2010
7744007 Thermostatic mixing valves and systems Jun. 29, 2010
7740192 Rotating bi-directional pneumatic gun Jun. 22, 2010
7740183 Thermostatic mixer with device for dynamic regulation of a water flow Jun. 22, 2010
7661539 Liquid filtration device Feb. 16, 2010
7658201 Valve for sterile sampling of a liquid sample from a container Feb. 9, 2010
7651323 Smart control valve for compressors Jan. 26, 2010
7566045 Hydraulic coupler Jul. 28, 2009
7562675 Valve device Jul. 21, 2009
7543796 High flow calibration test point Jun. 9, 2009
7537026 On-off valve May. 26, 2009
7448411 Actuator and valve assembly Nov. 11, 2008
7431049 Valve for withdrawal of a substance from a container Oct. 7, 2008
7331536 Shower head Feb. 19, 2008
7325747 Flow compensated control valve Feb. 5, 2008
7302970 Liquid delivery device Dec. 4, 2007
7281529 EGR cooler purging apparatus and method Oct. 16, 2007
7213616 Diversion valve fluid coupling May. 8, 2007
7195030 Bicycle pump valve Mar. 27, 2007

1 2 3 4 5 6










 
 
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