Variable venturi-type carburetor

Details Variable venturi-type carburetor Variable venturi-type carburetor

1983-02-23

1984-08-14

Miles, Tim R.

Gas and liquid contact apparatus

Fluid distribution

Valved

261DIG56, F02M 906

Patent

active

044656424

ABSTRACT:
A variable venturi-type carburetor comprising a suction piston which has a tip face having an upstream end portion. A raised wall is formed on the inner wall of the intake passage. The upstream end portion of the suction piston cooperates with the tip edge of the raised wall to restrict the flow of air flowing within the intake passage. The upstream end portion of the suction piston has a V-shaped central portion and flat opposed end portions. The tip edge of the raised wall has a flat central portion cooperating with the V-shaped central portion of the suction piston and has opposed end portions cooperating with the flat opposed end portions of the suction piston and projecting towards the intake passage.

REFERENCES:
patent: 4013741 (1977-03-01), Edmonston
patent: 4185054 (1980-01-01), Nakamura et al.
patent: 4302404 (1981-11-01), Nakamura et al.
patent: 4305893 (1981-12-01), Morino
patent: 4371478 (1983-02-01), Wada

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