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Class Information
Number: 4/393
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > Swinging > Pivoted
Description: Subject matter wherein the element attached to the valve is rigid and is relatively rotatable about a fixed axis with respect to a stationary element.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7415736 |
EcoBeta |
Aug. 26, 2008 |
| 7216373 |
Toilet tank valve seat structure |
May. 15, 2007 |
| 6829787 |
Water saving dual flush system of valving |
Dec. 14, 2004 |
| 6804843 |
Flush tank capable of receiving waste water |
Oct. 19, 2004 |
| 6651264 |
Flush valve attachment system with low-profile outlet end |
Nov. 25, 2003 |
| 6571401 |
Flush and tap toilet water saver system |
Jun. 3, 2003 |
| 6415456 |
Adjustable universal flapper |
Jul. 9, 2002 |
| 6401269 |
Flapper valve with dual action arm |
Jun. 11, 2002 |
| 6401268 |
Flush valve and flapper, and method of ensuring a good seal between a valve seal and a valve seat |
Jun. 11, 2002 |
| 6381765 |
Dual-mode flushing control mechanism for ballfloat toilet |
May. 7, 2002 |
| 6173457 |
Flapper-type flush valve and mounting adapter |
Jan. 16, 2001 |
| 5983412 |
Toilet tank ball flapper and plastic chain assembly formed as a unitary structures |
Nov. 16, 1999 |
| 5943708 |
Adjustable tank ball assembly for a two-step flushing control type ballfloat toilet |
Aug. 31, 1999 |
| 5924143 |
Toilet bowl refill device |
Jul. 20, 1999 |
| 5903931 |
Toilet with dual volume flush |
May. 18, 1999 |
| 5848442 |
Flush valve attachment system |
Dec. 15, 1998 |
| 5524297 |
Two-level flush valve |
Jun. 11, 1996 |
| 5390375 |
Adjustable toilet tank valve to regulate flush water volume |
Feb. 21, 1995 |
| 5291620 |
Push button toilet flush mechanism |
Mar. 8, 1994 |
| 5237711 |
Multiple flush toilet valve assembly |
Aug. 24, 1993 |
| 5230103 |
Short cycle flush valve for commode tanks |
Jul. 27, 1993 |
| 5218725 |
Flush valve water accelerator |
Jun. 15, 1993 |
| 5195189 |
Water saving device and method of using same |
Mar. 23, 1993 |
| 5182819 |
Universal commode stopper |
Feb. 2, 1993 |
| 5181282 |
Semi-flush flapper valve |
Jan. 26, 1993 |
| 5175895 |
Flapper valve mounting adapter |
Jan. 5, 1993 |
| 5173971 |
Replacement flush valve |
Dec. 29, 1992 |
| 5153948 |
Water saver for flush toilet |
Oct. 13, 1992 |
| 5138725 |
Travel limiting flapper valve mounting adapter |
Aug. 18, 1992 |
| 5117514 |
Improved toilet-tank flapper valve |
Jun. 2, 1992 |
| 5090066 |
Adapter for toilet fitting |
Feb. 25, 1992 |
| 5023960 |
Toilet flapper valve control apparatus |
Jun. 18, 1991 |
| 5003644 |
Two-stage water discharge mechanism for flush toilet tank |
Apr. 2, 1991 |
| 4953237 |
Two stage flapper valve for fluid reservoirs |
Sep. 4, 1990 |
| 4910812 |
Semi-flush valve mechanism |
Mar. 27, 1990 |
| 4910813 |
Flapper valve and valve seat sizing element |
Mar. 27, 1990 |
| 4872473 |
Dual float valve control for regular and douglas type valve |
Oct. 10, 1989 |
| 4841579 |
Flush valve with snap-on flapper |
Jun. 27, 1989 |
| 4841580 |
Buoyant and non-buoyant valve |
Jun. 27, 1989 |
| 4811432 |
Flush tank water saver |
Mar. 14, 1989 |
| 4698859 |
Flapper flush valve assembly |
Oct. 13, 1987 |
| 4639951 |
Wear plate for flush valve assembly |
Feb. 3, 1987 |
| 4499616 |
Flush valve |
Feb. 19, 1985 |
| 4497076 |
Dual flush system for controlling flush water in water closet |
Feb. 5, 1985 |
| 4471499 |
Cistern flush valve assembly |
Sep. 18, 1984 |
| 4467482 |
Float valve assembly |
Aug. 28, 1984 |
| 4455694 |
Clip-on attachment for conserving water during the flushing of a toilet |
Jun. 26, 1984 |
| 4433446 |
Flush valve attachment system |
Feb. 28, 1984 |
| 4388736 |
Tank flushing means |
Jun. 21, 1983 |
| 4365364 |
Toilet flush control using a hollow crown instant close flapper valve |
Dec. 28, 1982 |
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