Crankcase ventilation valve for internal combustion engines

Details Crankcase ventilation valve for internal combustion engines Crankcase ventilation valve for internal combustion engines

1978-01-25

1979-09-11

Burns, Wendell E.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

F02M 2506

Patent

active

041671643

ABSTRACT:
Crankcase ventilation valve for internal combustion engines with a valve casing which is divided into a first and a second chamber by a displaceable wall sealingly attached at the periphery, wherein the first chamber is in communication with the atmosphere and the second chamber is in communication on the one hand through an inlet tube with the crankcase and on the other hand through an outlet tube with the suction device by way of a cylindrical tubular member disposed in the second chamber, the displaceable wall and the tubular member being constructed as a non-return valve and the valve seat being surrounded by a concentric ring space which is connected to the inlet tube.

REFERENCES:
patent: 2775960 (1957-01-01), Druzynski
patent: 3056420 (1962-10-01), Dietrich
patent: 3138148 (1964-06-01), Cauvin
patent: 3144044 (1964-08-01), Anthes
patent: 3225753 (1965-12-01), Bintz
patent: 3455285 (1969-07-01), Sheppard
patent: 3839996 (1974-10-01), DeBiasse

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