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Publication numberUST962010 I4
Publication typeGrant
Application numberUS 05/770,161
Publication dateSep 6, 1977
Filing dateFeb 18, 1977
Priority dateMar 25, 1976
Publication number05770161, 770161, US T962010 I4, US T962010I4, US-I4-T962010, UST962010 I4, UST962010I4
InventorsFrank T. Newbury, Terence Inkpen
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Variable venturi carburetor idle speed fuel control
US T962010 I4
A variable area venturi carburetor has a movable venturi wall with a fuel metering rod attached for cooperation with aligned main and auxiliary fuel jets located in an opening in the fixed venturi wall, a bypass passage connected between the jets siphoning or bleeding off fuel at closed throttle positions into a passage connected to the induction passage just below the closed position of the throttle valve, to prevent stalling of the engine by fuel flow into the main venturi at this time.
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Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7707836Aug 6, 2009May 4, 2010Gas Turbine Efficiency Sweden AbVenturi cooling system
US7712314Jan 21, 2009May 11, 2010Gas Turbine Efficiency Sweden AbVenturi cooling system
WO1980000470A1 *Aug 15, 1979Mar 20, 1980Ford Motor CoDown-draft carburetor
U.S. Classification261/41.5, 261/44.4, 261/44.7, 261/DIG.78
International ClassificationF02M17/09, F02M9/10, F02M3/12
Cooperative ClassificationY10S261/78, F02M3/12, F02M17/09, F02M9/106
European ClassificationF02M9/10C, F02M3/12, F02M17/09