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Class Information
Number: 5/671
Name: Beds > Waterbed or associated device > With filling or draining means
Description: Waterbeds or associated devices having means (e.g., valves) to facilitate the insertion or removal of a liquid, into or out of the bladder.










Sub-classes under this class:

Class Number Class Name Patents
5/673 Including air removal (e.g., burping) means 15
5/672 Including pump means 23


Patents under this class:

Patent Number Title Of Patent Date Issued
8484779 Mortician's hairstyling trolley Jul. 16, 2013
6880190 Controlled pressure and flotation system Apr. 19, 2005
6385803 Method and apparatus for supporting an element to be support, in particular the body of a patient, the apparatus having a support device independent from the control device May. 14, 2002
6079068 Method and apparatus for supporting an element to be supported, in particular the body of a patient, the apparatus having a support device independent from the control device Jun. 27, 2000
5942305 Fire retardant wall padding Aug. 24, 1999
5927317 Venting structure of a waterbed Jul. 27, 1999
5373594 Waterbed mattress with hose-actuated drain valve in cornerpiece Dec. 20, 1994
5369823 Waterbed drain fitting Dec. 6, 1994
5271111 Waterbed mattress with drain valve operated by hose connector Dec. 21, 1993
5127118 Waterbed hose connector Jul. 7, 1992
5056171 Waterbed mattress air bleeder valve Oct. 15, 1991
5050257 Easy draining waterbed mattress and method Sep. 24, 1991
5027453 Water bed safety liner Jul. 2, 1991
4969492 Method and apparatus for filling inflatable bladders Nov. 13, 1990
4887633 Fluid fill valve for fluid inflatable chambers and toilet tanks Dec. 19, 1989
4860805 Filtered waterbed filling system Aug. 29, 1989
4727607 Water bed Mar. 1, 1988
4673010 Internal expansion waterbed fitting Jun. 16, 1987
4611357 Flotation sleeping mattress constructions Sep. 16, 1986
4509218 Drain pipes for emptying waveless waterbed mattresses Apr. 9, 1985
4470164 Cap for the fill spout of a water bed Sep. 11, 1984
4399576 Flotation mattress incorporating drain/fill valve Aug. 23, 1983
4395787 Crib flotation bed Aug. 2, 1983
4340983 Crib flotation bed Jul. 27, 1982
4190916 Bassinet Mar. 4, 1980
4189798 Foam mattress with floatation torso support Feb. 26, 1980
4120062 Waterbed environments Oct. 17, 1978
4094025 Water mattress Jun. 13, 1978











 
 
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