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Class Information
Number: 137/444
Name: Fluid handling > Liquid level responsive or maintaining systems > By float controlled valve > Float arm operated valve > Assembly mounted on and having reciprocating valve element coaxial with inlet pipe > Vertical inlet riser
Description: Apparatus in which the inlet pipe is vertical and enters the tank holding the liquid accumulation from the bottom thereof.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8276610 Toilet cistern inlet valve Oct. 2, 2012
8166997 Toilet flush water supply device May. 1, 2012
6913035 Water filler for water tank Jul. 5, 2005
6848469 Adjustable valve for a toilet Feb. 1, 2005
6837264 Toilet fill valve with valve lock Jan. 4, 2005
6755209 Fill valve assembly for a flush tank Jun. 29, 2004
6712090 Hydraulic valve Mar. 30, 2004
6679287 Level adjuster of water supply of water box Jan. 20, 2004
6666228 Ball cock assembly Dec. 23, 2003
6659125 Height-adjustable tank valve Dec. 9, 2003
6510866 Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank Jan. 28, 2003
6450195 Toilet tank fill valve with float Sep. 17, 2002
6227233 Pressurized fluid apparatus May. 8, 2001
6138709 Overfill protection device Oct. 31, 2000
6109294 Leak-preventing toilet flush valve assembly Aug. 29, 2000
6102067 Bifurcated fill valve assembly Aug. 15, 2000
6035879 Automatic fill valve assembly Mar. 14, 2000
6026841 Pressurized fluid apparatus Feb. 22, 2000
5992445 Float unit for controlling the filling level of liquid gases in vessels Nov. 30, 1999
5950666 Leak-preventing toilet flush valve assembly Sep. 14, 1999
5921272 Floater device for checking the liquefied gas filling level of cylinders or the like Jul. 13, 1999
5857483 Plastic float valve Jan. 12, 1999
5775366 Leak-preventing toilet flush valve assembly Jul. 7, 1998
5623961 Toilet flush tank fill valve assembly Apr. 29, 1997
5598865 Quick release toilet tank valve Feb. 4, 1997
5464037 Level control valve arrangement and water closet cistern Nov. 7, 1995
5386844 Float actuated combination air and vacuum valve Feb. 7, 1995
5337781 Float operated fill valve Aug. 16, 1994
5287882 Ball cock assembly float with drain openings Feb. 22, 1994
5280803 A valve arrangement Jan. 25, 1994
5169291 Water heater with shut-off valve Dec. 8, 1992
5072751 Valve assembly Dec. 17, 1991
4812265 Carburetor fuel inlet valve Mar. 14, 1989
4802503 Control valve for flushing system Feb. 7, 1989
4796650 Structure for a float valve assembly Jan. 10, 1989
4781210 Replacement inlet valve assembly for a toilet tank Nov. 1, 1988
4745945 Thermal expansion relief arrangement for closed plumbing system May. 24, 1988
4735230 Overflow valve system Apr. 5, 1988
4730639 Tank valve with shutter type diverter Mar. 15, 1988
4729400 Liquid control assembly Mar. 8, 1988
4718449 Float operated valve assembly with weighted body Jan. 12, 1988
4709721 Integral base refill system ballcock assembly Dec. 1, 1987
4699169 Inlet valve mechanism for a toilet tank Oct. 13, 1987
4646780 Toilet tank float valve assembly Mar. 3, 1987
4600031 Ball cock and float assembly Jul. 15, 1986
4596269 Differential pressure-actuated valve with clean bias chamber Jun. 24, 1986
4494562 Float valve system flow proportioning device Jan. 22, 1985
4420845 Float valve assembly with flow control and volume balancing means Dec. 20, 1983
4414998 Air gap system to maintain pure liquid supplies Nov. 15, 1983
4399835 Water saving toilet control valve Aug. 23, 1983

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