Class 4/227.6 - Having a flush water dosing chamber

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein the dispenser has an enclosed space
No. of patents: 39
Last issue date: 03/07/2006

Browse patents
Browse applications

Number	Title	Issue Date
7007312	Automatic cleaning assembly for a toilet bowl Provided is a hydraulic time release system for regulating the flow of liquid therethrough. The time release system comprises a timer body having a timer inlet for providing liquid at a timer inlet flow rate and a timer outlet for discharging liquid at a timer outle...	03/07/2006
6948193	Lavatory cleanser dispensing device An improved lavatory cleanser dispensing device that is height-adjustable and capable of quantitatively dispensing cleanser is composed of a fixing member and a shell. The fixing member includes a hanging portion at a top side thereof to be hung on a toilet water ta...	09/27/2005
6748610	In-tank dispenser with flexible supported valve head A toilet tank cleanser dispenser has a receiving holster suitable to receive an inverted container of cleaning composition and suitable to dose liquid from the container. The adapter has an internal dosing shuttle for metering an aliquot of cleanser through an openi...	06/15/2004
6654970	Passive quantitative liquid dispenser A liquid dispenser employs passive driving force resulting from water level variations in the water tank of a toilet to dispense a quantitative amount of liquid into toilet bowl of each Flush is disclosed. A sanitary concentrate detergent of a selected fo...	12/02/2003
6119281	Devices for metering fluids in response to level changes The invention concerns a device for delivering a calibrated volume of a first liquid in relation to the filling or the draining of a main container with a second liquid, characterized in that it comprises: said main container containing said second liquid and ...	09/19/2000
6101639	Device for dispensing toilet bowl cleaning agent A device for disolving a solid toilet bowl cleaning agent is composed of a shell body and a fastening member. The shell body is provided therein with a cell for holding the solid toilet bowl cleaning agent, and in the wall thereof with a plurality of wate...	08/15/2000
6055679	Passive lavatory cleanser dispensing system This invention relates to dispensing systems, such as lavatory cleansing systems, particularly dispensers suitable for placement into a liquid containing vessel whose level of liquid is capable of changing from an upper level to a lower level and vice ver...	05/02/2000
5038416	Water closet water saving device and dispenser A passive dispenser having the capability of varying the amount of solution added to the toilets flush water such time the toilet is flushed. This variability of dosage is obtained by changing the volume of solution discharge during the flushing period of...	08/13/1991
4962549	In-tank dispensing device for dosing a toilet bowl A passive dispenser, adapted to be positioned in the cistern of a toilet, useful for dosing a toilet bowl with an additive such as a disinfectant, cleaning agent, colorant, perfume or the like, has a first chamber and a second chamber separated by a commo...	10/16/1990
4937893	Passive-dosing dispenser employing captive internally-generated gas bubble to provide product isolation The present invention is a passive dosing dispenser for containing a solution which is to be isolated from a body of liquid when the dispenser is at least partially immersed therein. The dispenser is adapted to have a dose of the solution issue from the d...	07/03/1990
4823410	Dispensers A dispenser comprises a body having a storage chamber to substantially retain a selected dispensable material, a dilution chamber in communication with the storage chamber, the communication being such that fluid flow from the storage chamber to the dilut...	04/25/1989
4764992	Dispenser having air lock forming means A toilet tank dispenser for passively isolating the chemical solution in the dispenser from the tank during quiescent periods. The dispenser also provides means for releasing a chemical solution into the water in the tank at a release rate which may be ea...	08/23/1988
4745638	Passive dispenser having delayed discharge The dispenser of the present invention is adapted for placement in a body of liquid, a solution being contained in a vented product chamber of the dispenser, a predetermined volume of said solution being discharged into the body of liquid in response to a...	05/24/1988
4729880	Article for maintaining more even concentrations of bleach in a passive dosing dispenser An article for sanitizing toilets comprising a dosing dispenser with a calcium hypochlorite cake composition characterized in that the article is designed (when used) to dispense from 1 ml to 4 mls of a 5% to 15% liquid bleach over the life of the article...	03/08/1988
4709423	Toilet tank dispenser An in-tank dispenser adapted to dispense a disinfectant solution when the toilet is flushed, the dispenser comprising a product chamber having a lower section and an upper section in fluid communication and containing a disinfectant material that releases...	12/01/1987
4668475	Cleaning and disinfecting method and article of manufacture including color display A cleaning and disinfecting article of manufacture and method are provided wherein the cleaning and disinfecting article of manufacture comprises a cleaning and disinfecting ingredient which includes a cleaning and disinfecting agent, a solid color indica...	05/26/1987
4635302	Toilet bowl cleaner dispenser An automatic toilet bowl cleaner dispenser for automatically discharging a measured amount of bleach (or detergent, or both) from a container which has an unobstructed opening, preferably in its top surface, through which tank water can enter the containe...	01/13/1987
4605534	Cleaning and disinfecting systems including color display means A process for detecting the depletion of a cleaning and disinfecting ingredient in a solution such as the water present in a toilet tank and bowl. A solid composition comprising a color indicator in a matrix is located in the solution along with the ingre...	08/12/1986
4587069	Process for producing color display means A process for producing a color display means of the type used for detecting the depletion of a cleaning and disinfecting ingredient in a solution such as the water present in a toilet tank and bowl. The display means comprises a solid composition which i...	05/06/1986
4581777	Sealable dispenser and hanger A sealabe dispenser adapted for mounting in a liquid containing reservoir, said reservoir having closable and openable inlet and outlet ports, the level of the liquid in said reservoir being capable of being lowered and raised by the appropriate manipulat...	04/15/1986
4558471	Passive dosing dispenser featuring high strength initial cleaning action A dispenser for cleaning and maintaining the cleanliness of a toilet bowl of a flush toilet is provided to co-dispense doses of two or more chemical solutions in response to the change in water level in the toilet tank reservoir during a flush cycle. The ...	12/17/1985
4530120	Methods and apparatus for bathing For water treatment in swimming pools, cooling towers, hot tubs, and other systems it is desired to feed various chemicals in small quantities but at optimum rates into the system. In several embodiments of the invention the water is recirculated through ...	07/23/1985
4530118	Passive dispenser A passive dispenser for containing a quality of solution isolated from a body of liquid and for causing a predetermined volume of said solution to issue from the dispenser solely under conditions of gravity flow in response to the level of said body of li...	07/23/1985
4513459	Bleach cake in an improved bleach resistant particle retaining means An article of manufacture comprising a calcium hypochlorite cake composition in an improved particle retaining means which comprises a water-permeable polyvinyl chloride (PVC) bonded polyester (PET) filter sleeve which envelopes and supports the cake. The...	04/30/1985
4507812	Dispenser for a toilet A dispenser for disinfectant, cleaning agent, coloring agent, deodorant, perfuming agent or the like adapted to be positioned in a toilet tank is formed by thermoforming from synthetic resin foil with a base having cells at least one of which is divided b...	04/02/1985
4462121	Passageway resistant to capillary transport A passageway resistant to capillary transport and which is defined by a circumscribing wall made of heat sealable plastic sheets which are joined along longitudinally extending fin-type heat seals. The joints each have a fillet section which is in intimat...	07/31/1984
4450594	Tank dispenser with end-of-life indicator A disc-shaped, soluble, chlorine base tablet is supported in a disposable plastic container on the upper ends of a pair of spaced partitions, which extend between the sidewalls of the container adjacent its midpoint. Movably mounted between the partitions...	05/29/1984
4435857	Apparatus for cleansing and disinfecting toilet tanks and bowls Method and apparatus for cleansing and disinfecting a toilet tank and toilet bowl by treating the water discharged from the toilet tank each time the toilet is flushed. A passive dosing dispenser that automatically dispenses a disinfectant with each flush...	03/13/1984
4435858	Automatic toilet bowl cleaning device An automatic toilet bowl cleaning device adapted to dispense water soluble solid disinfectant into the flushing water of the toilet tank, such device comprising a container for the disinfectant and a cover fitted on the container; the cover has a series o...	03/13/1984
4432102	Dispensing package for automatically releasing a controlled amount of an additive solution into a water tank and bowl A device for dispensing additives to the tank and bowl of a flushable toilet. More particularly, the invention relates to such a device having no moving parts, but which nevertheless dispenses a predetermined quantity of additive with each flush....	02/21/1984
4419771	Passive dispenser The present invention provides a passive dispenser for use in a toilet tank in which the solution to be dispensed is isolated from the water in the toilet tank. The dispenser comprises of internal reservoir for storing a quantity of the solution, an upper...	12/13/1983
4407779	Dispersion control device A dispersion control device for use in a toilet tank for dispensing a soluble solid, in solution, in a controlled manner into the tank. The device includes a cap having a conical portion which extends inwardly and downwardly into the interior of the cap. ...	10/04/1983
4375109	Passive dispenser having a double air vent system The present invention provides a passive dispenser for use in a toilet tank in which the solution to be dispensed is isolated from the water in the toilet tank, the dispenser comprising a product chamber having a venting means and a refill/discharge pathw...	03/01/1983
4308625	Article for sanitizing toilets Article used in a method for sanitizing toilets wherein a hypochlorite sanitizing agent and an oxidizable dye are dispensed from separate dispensing means into the toilet flush water to provide a color to the bowl water. The color disappears within a shor...	01/05/1982
4281421	Passive dosing dispenser with improved hypochlorite cake The combination of a passive dosing dispenser, of the type having a reservoir containing a cake of active ingredients which are depleted as water is routed through the dispenser, and an improved hypochlorite cake for use therein. The improved hypochlorite...	08/04/1981
4249274	Apparatus for sanitizing toilets A method and article for sanitizing toilets wherein a hypochlorite sanitizing agent and a dye selected from the group consisting of FD & C Blue No. 1 and FD & C Green No. 3 are dispensed from separate dispensing means into the toilet flush water. The dye ...	02/10/1981
4244062	Liquid dispenser A liquid dispenser for a flush tank includes a dispensing closure in engagement with an open top container for axial movement relative thereto, the closure having discharge ports therein defining flow passages between the interior and exterior of the cont...	01/13/1981
3952339	Automatic toilet cleaning device This invention concerns an automatic toilet cleaning device which is manufactured from a solid material such as metal, or preferably from plastics, and which consists of a container for a solid cleanser to be dissolved, a cover, a suspension means, as wel...	04/27/1976
3943582	Holder for additive to flushing water Holder for additive to flushing water is provided with deflector opposite its water inlet for directing incoming water against the surface of the additive....	03/16/1976

PatentStorm

Quotables

PatentStorm News

Class 4/227.6 - Having a flush water dosing chamber