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Class Information
Number: 4/255.06
Name: Baths, closets, sinks, and spittoons > Obstruction remover > Connected to a source of external fluid under pressure > With flow control valve
Description: Subject matter wherein the apparatus includes a device to control the flow of fluid between the external source of fluid under pressure to the obstruction, to clear the obstruction from the drain pipe of the sink, bath, or flush closet.










Patents under this class:

Patent Number Title Of Patent Date Issued
8302217 Valve mechanism for controlling release of pressurized fluid Nov. 6, 2012
8250679 Plunger apparatus Aug. 28, 2012
8122902 Apparatus and method for unclogging a pipe Feb. 28, 2012
8015630 Valve mechanism for controlling release of pressurized fluid Sep. 13, 2011
7810203 Drain cleaning apparatus Oct. 12, 2010
7448405 Multiple valve drain and pipe-cleaning device Nov. 11, 2008
7213273 High pressure plunger May. 8, 2007
6941589 Method and apparatus for clearing plugged pipes Sep. 13, 2005
6934975 Drain cleaning device Aug. 30, 2005
6907622 Flushing device for toilets Jun. 21, 2005
6892401 Compressed air tool May. 17, 2005
6594849 Plumbing device Jul. 22, 2003
6434760 Pressurized plunger apparatus Aug. 20, 2002
6389613 Pressure flush control system May. 21, 2002
6357057 Cleaning and hygienic device Mar. 19, 2002
6295659 Apparatus for cleaning out drain pipe obstructions Oct. 2, 2001
6185755 Apparatus for flushing drain pipes Feb. 13, 2001
6163895 Plunger apparatus Dec. 26, 2000
6032301 Plunger Mar. 7, 2000
5803101 Portable drain cleaning apparatus Sep. 8, 1998
5720055 Cleaning and hygienic device Feb. 24, 1998
5664284 Apparatus for opening clogged and slow drains Sep. 9, 1997
5530988 Device for clearing pipes or other lines with pressurized gas Jul. 2, 1996
5524296 Plunger device Jun. 11, 1996
5509148 Three-way trap elbow and cleanout system Apr. 23, 1996
5384918 Plunger device Jan. 31, 1995
5261128 Multi-purpose water pressure plunger Nov. 16, 1993
5249311 Fluid pressure device for opening clogged pipes Oct. 5, 1993
5193245 Apparatus for opening drains Mar. 16, 1993
5188134 Automatic inner pipeline surface washing apparatus Feb. 23, 1993
5127129 Dental equipment cleaning apparatus and method Jul. 7, 1992
5020166 Multi-purpose water pressure plunger Jun. 4, 1991
4865062 Valve assembly for a pipe flushing device Sep. 12, 1989
4847923 Water and air whirlpooling double flush toilet clog remover Jul. 18, 1989
4825900 Valve assembly for a pipe flushing device May. 2, 1989
4790356 Drain pipe plug device Dec. 13, 1988
4768237 Toilet plunger Sep. 6, 1988
4760614 Drainage pipe stoppage displacer Aug. 2, 1988
4756480 Apparatus for flushing drains Jul. 12, 1988
4555820 Drain pipe system Dec. 3, 1985
4320539 Drain clearing device Mar. 23, 1982
4187563 Flushing device Feb. 12, 1980
4144598 Drain clearing device Mar. 20, 1979
4063317 Hydro-pneumatic pipe, tube and drain cleaner Dec. 20, 1977
4053955 Drain cleaning tool Oct. 18, 1977











 
 
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