Mixing chamber for mixing together a gaseous and a liquid constituent
Patent 5429279 Issued on July 4, 1995. Estimated Expiration Date: 
December 9, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 9, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3069098 3131834 3159318 3583606 3658215 Aerosol containers for foaming and delivering aerosols and process Aerosol dispenser using butane propellant Aerosol container with gas-permeable membrane Aerosol metering Valve for a spray container InventorAssigneeApplicationNo. 150198 filed on 12/09/1993US Classes:222/402.18, Separate inlets for gas and material in duct to valve222/189.06WITH FILTER (E.G., STRAINER)ExaminersPrimary: Shaver, KevinAttorney, Agent or FirmForeign Patent References
International ClassB65D 083/14Foreign Application Priority Data1991-06-11 NLAbstractAn apparatus including a mixing chamber for mixing together pressurized gaseous and liquid constituents, the mixing chamber including a lower region and an upper region; separate feed connections for the pressurized constituents of a mixture to be formed; a discharge connection for discharging a formed mixture to a chamber, wherein at least one of the separate feed connections includes passages in a wall of the mixing chamber; a spring located in the lower region of the mixing chamber biased against a pressure element located in the upper region of the mixing chamber, wherein the pressure element and an inner wall of the upper region of the mixing chamber define an annular space around the pressure element, wherein the passages comprise a porous part in the wall of the mixing chamber that open into the annular space around the pressure element in the upper region of the mixing chamber, and comprises an inlet for a pressurized gaseous constituent; and wherein the lower region of the mixing chamber comprises an inlet for a pressurized liquid component.Field of SearchSingle, operable on material from all sourcesWITH WICK OR ABSORBENT MATERIAL FEED WITH MATERIAL TREATMENT OR CONDITIONING MEANS Separate inlets for gas and material in duct to valve Valve actuated by nozzle or through valve outlet WITH INTERIOR MATERIAL GUIDE OR RESTRICTOR Fluid pressure discharge means Air and liquid flow paths combine upstream of spray outlet And filter, sifter or screen | |
