Volumetric control valve unit for crankcase ventilation system

Details Volumetric control valve unit for crankcase ventilation system Volumetric control valve unit for crankcase ventilation system

1975-01-27

1976-04-13

Myhre, Charles J.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

123 4186, 137480, F01M 1300

Patent

active

039497194

ABSTRACT:
The control valve unit includes a vertical tubular member mounted at its upper end in the outlet opening of a filter unit incorporated in an internal combustion engine crankcase ventilation system. The tubular member is formed with slot means restricting the flow of vapors through the control valve unit. The lower end of the tubular member is provided with valve seat means upon which is normally seated a ball valve. The ball valve is unseated from the valve seat means under predetermined conditions.

REFERENCES:
patent: 2386765 (1945-10-01), Adams
patent: 3108581 (1963-10-01), Humphreys
patent: 3181833 (1965-05-01), Adams
patent: 3463132 (1969-08-01), Krieck
patent: 3877451 (1975-04-01), Lipscomb

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