Class 4/226.1 - Dispensing to or dispenser in flush pipe

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein the apparatus discharges a chemical
No. of patents: 37
Last issue date: 11/27/2007

Number	Title	Issue Date
7299508	Pressurized flush system A pressurized flush system includes a pressure water vessel having an inlet and an outlet. An infill valve, an open valve, and a flush valve are provided with the flush valve disposed within the pressure vessel and in fluid communication with the infill valve and th...	11/27/2007
7293299	Tank flush system A Recreational Vehicle tank flush system is provided in which the existing vent pipe to the blackwater tank is modified by attaching an introduction tee which provides a hookup to a source of flushing water and to a hose and sprayer which may be hung just inside the...	11/13/2007
7150827	Dechlorinator A portable apparatus for adding a dechlorination agent into a fluid stream prior to discharge and a method for treatment of chlorinated water. The portable apparatus can connect in any part of a fluid flow system. A bypass is provided such that a controlled portion ...	12/19/2006
7111330	Automatic additive dispensing assembly A dispensing assembly structured to automatically add or dispense cleanser, deodorant, disinfectant and/or like additive to a toilet bowl or urinal, particularly of the type used in commercial applications which are normally connected to a pressurized water supply f...	09/26/2006
7000655	Fluid additive delivery systems A fluid additive delivery system includes a container for a fluid additive gel. The container has one or more openings to allow contact of the fluid with the gel to cause one or more additive components in the gel to be released into the fluid. ...	02/21/2006
6927199	Slime remover and slime preventing/removing agent containing a clathrate compound A drainage slime remover capable of spreading a solution of a solid over slime generated wall surface portions, comprising a solid containing a microorganism growth retarding substance and a container which has a shape for permitting the installation thereof at the ...	08/09/2005
6588026	Method of, and apparatus for, introducing a cleaning agent and/or disinfectant into sanitary facilities A method for introducing liquid agents, such as cleansers or disinfectant, into the water supply of a sanitary facility, such as a water closet includes the monitoring of the pressure characteristics of a flush cycle and determining an appropriate time du...	07/08/2003
6530094	Dispenser and method and valve A flowable material dispensing system is disclosed which includes a container (5) for holding the flowable material, the container (5) having a downwardly directed lower outlet opening (510) which can be located within an outer container being either a ci...	03/11/2003
6528467	Slime remover and slime preventing/removing agent A drainage slime remover capable of spreading a solution of a solid over slime generated wall surface portions, comprising a solid containing a microorganism growth retarding substance and a container which has a shape for permitting the installation ther...	03/04/2003
6397879	In-line fluid treatment device A fluid treatment device adapted to be disposed in-line with a fluid flow path, particularly suited for use as an in-line toilet cleaner. The device is suitable for use with fluid pressures of at least 500 pounds per square inch. The device includes inlet...	06/04/2002
6247189	Inline sanitary conditioning system An inline sanitary conditioning system for a toilet or urinal system comprises a hollow body plumbed into a flush line between the flush valve and the bowl of the toilet or urinal. A cage is mounted to into a chamber in the body through which the flush wa...	06/19/2001
6009567	Inline sanitary conditioning system An inline sanitary conditioning system for a toilet or urinal system comprises a hollow body plumbed into a flush line between the flush valve and the bowl of the toilet or urinal. A cage is mounted into a chamber in the body through which the flush water...	01/04/2000
5946747	Passageway valve for toilet with two flush modalities A two flush modality toilet composed of a bowl, a tank connected with the bowl wherein the tank is connected to a water supply, a conventional flush modality for flushing solid waste from the bowl, and a urinal flush modality for flushing liquid only wast...	09/07/1999
5940894	Sanitizing protector for drainage pipes A sanitizing protector for drainage pipes typically found below a sink, tub and other plumbing fixtures. The protector includes a housing with two connecting tubular ends. A tubular member is coaxially disposed within the housing and mounted at one end to...	08/24/1999
5689837	Water actuated toilet fan A toilet fan assembly inserted between the water shut-off valve and the toilet intake connector that ventilates the area surrounding the toilet and neutralizes odors through automatic activation of a water-driven fan after the toilet is flushed, the toile...	11/25/1997
5680879	Automatic flush valve actuation apparatus for replacing manual flush handles An automatic flush handle actuation apparatus is provided for replacing a manually-activated flush handle of a flush mechanism of a sanitary facility. The apparatus includes an enclosure containing a drive mechanism and a self-contained power source for t...	10/28/1997
5673439	Toilet detergent dispenser A detergent dispenser for a toilet is mounted between a source conduit communicated with a water source and an inlet conduit communicated with a tank. The detergent dispenser includes a body having a cap removably mounted to a top thereof, an inlet define...	10/07/1997
5611465	Automatic toilet bowl cleaner A toilet bowl is automatically cleaned by a device having an automatic liquid soap dispenser and a guided flow tube. The dispenser is provided with a timer-activated device, and the guided flow tube is connected to the water supply connection of the toile...	03/18/1997
5584079	Programmable dispenser The present invention is a programmable dispenser for dispensing the appropriate amount of cleansing agents during peak period and adequate amount of cleansing agents during off-peak period without compromising the overall bacteria kill rate. The dispense...	12/17/1996
5581823	Automatic detergent dispenser for a urine bowl An automatic detergent dispenser includes an accommodating member mounted on a top of and communicated with a urine bowl, a water guiding member securely mounted in the accommodating member for intercommunicating the accommodating member with a water sour...	12/10/1996
5513394	Chemicals mixed type automatic flushing device There is provided a chemicals mixed type automatic flushing device which can be easily provided at an existing flush valve. This automatic cleaning device comprises: a sensor for detecting the human body; a first electromagnetic valve attached to the exis...	05/07/1996
5404594	In-line toilet bowl cleaner apparatus A toilet in-line apparatus is in-line connected to a water supply tube. The apparatus includes a cartridge containing a chemical compound, an in-line conduit for conducting water from the water supply tube, a first mounting member for mounting a first end...	04/11/1995
5377363	Automatic lavatory detergent and perfume dispenser An automatic lavatory detergent and perfume dispenser including a control circuit assembly, a detergent dispensing device controlled to send a fixed amount of a detergent into a water container being linked to the flush pipe of a lavatory flushing system,...	01/03/1995
5367716	Automatic flush toilet detergent and perfume dispenser An automatic flush toilet detergent and perfume dispenser of the type having a detergent dispensing device controlled by water pressure to send a fixed amount of a detergent into a water container being linked to the flush pipe of a toilet flushing system...	11/29/1994
5347661	Water conditioner dispensing apparatus A preferred embodiment of a water conditioner dispensing apparatus is disclosed for use with a toilet having a bowl, a bowl supply pipe, and a filler tube which emits a jet of bowl makeup water into the bowl supply pipe to refill the bowl after flushing. ...	09/20/1994
5269028	Automatic flushing apparatus for urinals An automatic flushing apparatus includes an electromagnetic valve, an electrical controlling apparatus in conjunction with the electromagnetic valve for effecting an automatic flushing operation. A first closed tank communicates to the outlet tube of the ...	12/14/1993
5251340	Flush toilet with an automatic sterilizing device This invention provides a flush toilet with an automatic sterilizing device, which can discharge a small volume of flush water first upon sensing a user having used it, and then discharge a large volume with a given volume of sterilizing liquid so as to w...	10/12/1993
5027444	Device providing automatic delivery of toilet bowl freshener A toilet bowl freshening device for automatically delivering toilet bowl freshener to a toilet bowl after each flush. The device is used in conjuction with the water forced out of a hydraulic actuation system after flushing has occurred. The water activat...	07/02/1991
4993084	Canister for deodorant/disinfectant material A canister for cakes of deodorant/disinfectant material that is used in combination with a trailer or recreational vehicle having a water tank, a pump, a toilet not having a water tank, and tubing connecting the respective components together in series. T...	02/19/1991
4984307	Toilet sanitizer attachment An attachment for sanitizing a toilet including a branch pipe attached to a flush pipe. The branch pipe housing a sanitizing cartridge cooperating with the branch pipe via key and keyway....	01/15/1991
4984306	Chemical injector assembly The invention relates to an automatic chemical injection system for injecting metered amounts of chemical into flush water as the flush water enters a toilet. The injector assembly is easily mounted into the flush water supply line. The assembly has an in...	01/15/1991
4937892	Disinfecting unit for pressure type flush valves and urinals The cover or cap of a conventional pressure type flush valve is removed and a container is screwed onto the flush valve whereupon the cover or cap is then screwed onto the upper end of the container. A fine screen at the base of the container retains a gr...	07/03/1990
4873727	Marine toilet deodorant dispenser A marine toilet deodorant dispenser having intake and discharge pipes for integration into the existing intake flushing line and having a threadedly connected to a cap portion carrying an anti-siphoning device for controlling the fluid during quiescent pe...	10/17/1989
4841578	Sanitizer for recreational vehicle waste system A sanitizer for recreational vehicles is interposed between the toilet flush valve and the toilet itself. It utilizes an upright canister which maintains a substantial air pocket to prevent back-flow, there being a charge of sanitizing chemicals in the bo...	06/27/1989
4319369	Toilet additive dispenser The invention concerns disinfecting toilet bowls during reduced usages of flush water....	03/16/1982
4229410	Bacteriostatic deodorant water coloring toilet element A toilet element having bacteriostatic and/or deodorizing and/or coloring components contained within a water soluble, water sensitive or water swellable resinous article. The element is made functional by merely contacting it with water to thereby releas...	10/21/1980
3964108	Deoseptic assembly for bedpan rinser The deoseptic assembly is supported directly from the diverter valve assembly of a bedpan rinser apparatus and includes a deoseptic valve member rotatable with the diverter valve and employing a cavitating venturi to aspirate a quantity of sanitizing flui...	06/22/1976

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Class 4/226.1 - Dispensing to or dispenser in flush pipe