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Class Information
Number: 4/691
Name: Baths, closets, sinks, and spittoons > Drain, overflow or trap for a sink or bath > Drain valve > Pop-up > Contacted by rotating member > Lever
Description: Subject matter wherein the plug is actuated by a rotatable member having a fulcrum offset and rotating axis perpendicular to the plug"s axis of movement; one end touching the plug and moving along or parallel to its axis; and the other end regulated by an actuating mechanism to control the flow of fluid.

Sub-classes under this class:

Class Number Class Name Patents
4/692 Having at least a semi-spherical fulcrum 10

Patents under this class:

Patent Number Title Of Patent Date Issued
8407829 Coupling for a faucet lift rod Apr. 2, 2013
8136179 Pop-up drain stopper linkage assembly Mar. 20, 2012
7836527 Counter top located appliance and pressurized fluid supply apparatus therefor Nov. 23, 2010
6675407 Solenoid activated bathtub drain closure Jan. 13, 2004
6470514 Drain valve Oct. 29, 2002
6367102 Drain assembly with installation aid stopper guide Apr. 9, 2002
6308351 Electromatic pop up drain Oct. 30, 2001
6154898 Wastewater drain control for fluid compartments Dec. 5, 2000
5996143 Pop up lavatory plug Dec. 7, 1999
5509150 Drainage fixture Apr. 23, 1996
4945579 Drain valve activator assembly Aug. 7, 1990
4727604 Waste stopper arrangement Mar. 1, 1988
4622701 Mechanical waste mechanism Nov. 18, 1986
4411028 Device for actuating a poppet of a tub drain valve Oct. 25, 1983

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