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Class Information
Number: 137/327
Name: Fluid handling > With repair, tapping, assembly, or disassembly means > With disassembly tool engaging feature
Description: Devices one or more parts of which have a member for interlocking with a tool for disassembling the part or disengaging the part from the device.










Sub-classes under this class:

Class Number Class Name Patents
137/328 Wrench engaging lugs 17


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8567431 Check valve Oct. 29, 2013
7987915 Circulating sub with mudsaver for dispensing and circulating fluid in a well bore Aug. 2, 2011
7757706 Backwater valve assembly with removable valve member Jul. 20, 2010
7644876 Turning tool for turning a plumbing fitting Jan. 12, 2010
7472716 Valve packing removal device Jan. 6, 2009
7048079 Mud saver valve May. 23, 2006
7040342 Fire hydrant lock May. 9, 2006
6889702 Replaceable valve seat ring with enhanced flow design May. 10, 2005
6866064 Coupling assembly having a coupling member removably securable in an apparatus Mar. 15, 2005
6698449 Replaceable valve seat ring with enhanced flow design Mar. 2, 2004
6675829 Diagnostic adapter for pressure testing a cooling system Jan. 13, 2004
6662822 One-way nut fastener Dec. 16, 2003
6543467 Method for limiting access to a valve for vehicle tires Apr. 8, 2003
6227225 Method for pulling a valve seat May. 8, 2001
6189862 Replaceable valve seat Feb. 20, 2001
6176255 Keyed theft resistant valve cap Jan. 23, 2001
6113072 Access port or drain plug with valve for liquid containers Sep. 5, 2000
6105615 Control valve Aug. 22, 2000
6070609 Plaster guard for concealed valves Jun. 6, 2000
5871030 Curb box locking device Feb. 16, 1999
5871031 Removable three position valve Feb. 16, 1999
5871156 Sprinkler with removable valve seat Feb. 16, 1999
5791371 Valve lock Aug. 11, 1998
5597010 Safety cap for fluid valve Jan. 28, 1997
5553638 Pressure-loaded cylinder valve insert Sep. 10, 1996
5497802 Vandalproof cap for flush valve check valve Mar. 12, 1996
5469898 Gas tank evacuator Nov. 28, 1995
5421380 Gas tank evacuator Jun. 6, 1995
5233976 Second stage regulator hose with built-in cone adjusting tool Aug. 10, 1993
5222520 Fuel hose breakaway unit Jun. 29, 1993
5107882 Valve assembly with removable packing Apr. 28, 1992
5082245 Spill proof check valve apparatus Jan. 21, 1992
5067515 Compact spray gun Nov. 26, 1991
5031657 Vandal-proof cover for a faucet Jul. 16, 1991
4962819 Mud saver valve with replaceable inner sleeve Oct. 16, 1990
4955949 Mud saver valve with increased flow check valve Sep. 11, 1990
4928726 Crossarm valve seat with pulling ledge May. 29, 1990
4890817 Quarter-turn valve Jan. 2, 1990
4861241 Valve guide bracket Aug. 29, 1989
4852603 Swing check valve with secured cartridge Aug. 1, 1989
4807847 Valved oil pan plug Feb. 28, 1989
4773833 High pressure homogenizer pump Sep. 27, 1988
4718444 Valve seat retraction method and apparatus Jan. 12, 1988
4716924 Valve assembly for reciprocating plunger pump Jan. 5, 1988
4714091 Modular gas handling apparatus Dec. 22, 1987
4681133 Rotatable ball valve apparatus and method Jul. 21, 1987
4667928 Shut-off valve with spherical plug May. 26, 1987
4637421 In-line repairable top entry ball valve Jan. 20, 1987
4632141 Valve arrangement Dec. 30, 1986
4625755 Kelly mud saver valve sub Dec. 2, 1986

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