Vented needle valve for carburetor idle port

Details Vented needle valve for carburetor idle port Vented needle valve for carburetor idle port

1975-02-10

1976-10-12

Miles, Tim R.

Gas and liquid contact apparatus

Fluid distribution

Valved

55504, 137550, 251208, F02M 308

Patent

active

039858375

ABSTRACT:
A needle valve for use in the idle port of a carburetor, said needle valve having a cap retained foam filter covering an otherwise unobstructed passage extending axially compltely through the needle valve to permit moving air at atmospheric pressure, 14.7 pounds per square inch and at a speed of about 400 feet per second more or less passing through said passage to drive fuel passing through the idle port into the throat of said carburetor away from the walls of the throat, the needle valve being threaded into the carburetor housing and retained by a nut and lock washer.

REFERENCES:
patent: 1809108 (1931-06-01), Chestnutt
patent: 2816573 (1957-12-01), Kaddis et al.
patent: 2962269 (1960-11-01), Stanton
patent: 2970822 (1961-02-01), Ernest
patent: 3348823 (1967-10-01), Roquerre
patent: 3766629 (1973-10-01), Lechtenberg

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