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Class Information
Number: 4/433
Name: Baths, closets, sinks, and spittoons > Flush closet > Bowl > Pump or suction-type discharge > With flush supply pump > Unitary with discharge pump
Description: Subject matter wherein the flush supply pump and the discharge pump are in a single chamber or adjacent chambers and have at least one common movable element.

Patents under this class:

Patent Number Title Of Patent Date Issued
8667621 Sanitary washing apparatus Mar. 11, 2014
8529223 Dual diaphragm pump assembly for a sanitation system Sep. 10, 2013
8418278 Sanitary washing device Apr. 16, 2013
6625822 Toilet with a modular vacuum flush system Sep. 30, 2003
6085364 Rechargeable battery system for a marine vessel toilet Jul. 11, 2000
5987658 Single motor, dual clutch marine vessel toilet Nov. 23, 1999
5621924 Vacuum tank construction for a vacuum toilet assembly Apr. 22, 1997
4306321 Boat and caravan closet Dec. 22, 1981
4246665 Non-polluting toilet system Jan. 27, 1981
4232409 Pneumatic assisted flushing apparatus for toilets Nov. 11, 1980
4152794 Automatic pressure flush-toilet of delaying drainage May. 8, 1979
4131959 Non-polluting toilet system Jan. 2, 1979
3996628 Water closets Dec. 14, 1976

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