Flow control device for disposable gas lighter
Patent 4478570 Issued on October 23, 1984. Estimated Expiration Date: 
October 23, 2001. 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.
October 23, 2001. 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 2732699 3597140 3854862 Cigarette lighter having improved valve means Pressure regulator for gas lighter Valve for disposable gas lighter Liquefied gas apparatus Fluid flow control valve Patent #: 4243377 InventorAssigneeApplicationNo. 06/298725 filed on 09/02/1981US Classes:431/344, FLAME HOLDER AND FUEL TANK ASSEMBLY431/131By movably mounted burner nozzleExaminersPrimary: Focarino, Margaret A.Attorney, Agent or FirmInternational ClassesF23Q 2/16 (20060101)F23Q 2/00 (20060101) Foreign Application Priority Data1980-09-05 FRAbstractA disposable gas lighter of the butane-fuel type comprises a flow-reducing membrane upstream of the valve and designed to limit the height of the flame. The membrane includes a mesoporous layer whose pores have a radius ranging from 20 to 500 Ångstroms and positioned so that an upstream face of this membrane communicates directly with the interior of the liquid fuel reservoir, i.e. without a wicking structure.Field of SearchInterconnected with valve in fuel feed passageBy movably mounted burner nozzle BURNER HEAD OR IGNITER REMOVABLY SECURED TO FUEL TANK BY ENCIRCLING FRAME OR CASING Burner head on tank and igniter on frame or casing Cover operatively interconnected with feed controller or feed pump ELECTRICAL OR MECHANICAL IGNITER CORRELATED WITH BURNER FEED Having electric current producer Advancing type flint holder Mounted on fuel tank adjacent flame holder | |
