Patent ID: 6176206
Filing Date: 2001-01-23
Classification: F02M,Y02T,Y10S

Abstract:
A device for supplying fuel to a diaphragm-type carburetor which includes a constant-pressure fuel chamber which communicates at an outlet bore thereof with a lower end of a fuel nozzle through a fuel jet and a check valve, a fuel pump operated in response to a pulsation pressure in a pulsation pressure generating source to feed the fuel to said constant-pressure fuel chamber, and a fuel-introduction control valve for controlling the introduction of the fuel to said constant-pressure fuel chamber by opening and closing an inlet bore in said constant-pressure fuel chamber, a fuel supply passage leading to a fuel tank being connected to an intake side of said fuel pump, whereinsaid device further includes a fuel transfer means incorporated in an intermediate portion of said fuel supply passage and provided in an insulator which is interposed between said carburetor and the engine.