Patent ID: 6435481
Filing Date: 2002-08-20
Classification: F02M,Y10S

Abstract:
An improvement upon a carburetor to which a throttling cable is connected by intermediate linkage and which comprises a tapered fuel flow interference needle disposed for projection into a needling fuel jet such that the throttling cable and linkage advance and withdrawal correspondingly advances and withdraws the needle, exposing greater or lesser needle cross-section across the carbureting chamber, the improvement comprising a needle advancement and retraction threaded adjustment tunnel separately disposed from the throttling cable and linkage, the tunnel in turn comprising:needle retention means; a threaded adjusting block disposed within the adjusting tunnel; an external port disposed atop the carburetor and accessible to operable adjustment means for needle advancement and retraction; whereby the depth of needle protrusion into the needling jet can be quickly and easily adjusted without removing any parts or otherwise disassembling the carburetor.