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Class Information
Number: 137/636
Name: Fluid handling > Systems > With selective motion for plural valve actuator
Description: Subject matter in which one direction or kind of movement given a single actuator will operate one or a reduced number of a plurality of valves in either an opening or closing direction and another direction or kind of movement given the actuator will operate another, the remaining or all the valves in either an opening or closing direction.










Sub-classes under this class:

Class Number Class Name Patents
137/636.1 Oppositely movable cam surfaces 105
137/636.4 Reciprocation along and rotation about same axis 55
137/636.2 Rotation about either of two pivotal axes 117
137/636.3 Rotation of actuator arm about its pivot and its axis 51


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8667988 Actuating mechanism of a gas valve unit Mar. 11, 2014
8646473 Electro-hydraulic sensor fail safe Feb. 11, 2014
8434519 Pressure regulator device, especially of the hydraulic remote-control type May. 7, 2013
7896017 Medical fluid delivery system and method relating to the same Mar. 1, 2011
7861742 Cartridge of water supply valve Jan. 4, 2011
7810521 Sanitary fitting Oct. 12, 2010
7753077 Hybrid hydraulic joystick for electrically operating valves Jul. 13, 2010
7753078 Hybrid hydraulic joystick with an integral pressure sensor and an outlet port Jul. 13, 2010
7712485 Control lever May. 11, 2010
7625167 Dual pattern control Dec. 1, 2009
7607449 Mixer tap Oct. 27, 2009
7530365 Surge prevention device May. 12, 2009
7367358 Medical fluid delivery system and method relating to the same May. 6, 2008
7128080 Surge prevention device Oct. 31, 2006
7066198 Pressurized fluid controller using tilt / push / pull operator Jun. 27, 2006
6935375 Multiway valve for sanitary fixtures Aug. 30, 2005
6926034 Hydraulic spool lock and method of use Aug. 9, 2005
6910504 Surge prevention device Jun. 28, 2005
6901962 Surge prevention device Jun. 7, 2005
6742542 Multiport valve Jun. 1, 2004
6575050 Single stick control for backhoe Jun. 10, 2003
6273137 Band controlled valve/actuator Aug. 14, 2001
6019133 Cross lever valve control means Feb. 1, 2000
5868166 Pressure regulating valve Feb. 9, 1999
5690140 Distribution assembly for the selective connection of fluid lines of a first group of lines with fluid lines of a second group of lines Nov. 25, 1997
5623965 Low effort vacuum valve assembly with rotary actuator Apr. 29, 1997
5476119 Hand held power operated shears Dec. 19, 1995
5305782 Pneumatic control valve system Apr. 26, 1994
4955442 Steering mechanism for a vehicle Sep. 11, 1990
4911211 Apparatus and method for changing coolant in vehicle cooling system Mar. 27, 1990
4826087 Manipulative device May. 2, 1989
4723458 Control mechanism Feb. 9, 1988
4714090 Mixing apparatus for gases Dec. 22, 1987
4607659 Valve with resilient tubes having constricted portions Aug. 26, 1986
4572228 Connector valve assembly for inflatable packer device Feb. 25, 1986
4544127 Bistable valve Oct. 1, 1985
4524802 Pinch valve Jun. 25, 1985
4445538 Bidirectional control valve May. 1, 1984
4375304 Dual-circuit pressure control valves Mar. 1, 1983
4372345 Fail-safe valve Feb. 8, 1983
4312381 Air flow damping system Jan. 26, 1982
4269228 Device for controlling hydraulic motors May. 26, 1981
4249563 Manifold for replacing relief valves Feb. 10, 1981
4228817 Valve construction having multiple piston means Oct. 21, 1980
4185662 Apparatus for actuating operating valve unit for winch Jan. 29, 1980
4159854 Brake system with pilot actuation Jul. 3, 1979
4130133 Bypass valving fluid control arrangement Dec. 19, 1978
4128113 Double plug shuttle valve Dec. 5, 1978
4109678 Fluid control valve assembly Aug. 29, 1978
4092993 Method and apparatus for preparing chemical solutions Jun. 6, 1978

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