Breather arrangement for internal combustion engine

Details Breather arrangement for internal combustion engine Breather arrangement for internal combustion engine

1984-02-29

1985-09-17

Lazarus, Ronald H.

Internal-combustion engines

Charge forming device

Crankcase vapor used with combustible mixture

123572, F02M 2506

Patent

active

045413991

ABSTRACT:
A V-type internal combustion engine having cam shafts respectively provided in first spaces defined between cylinder heads and head covers of a pair of upwardly diverging cylinder banks and a breather arrangement which includes a pressure buffer chamber provided between the cylinder banks of a cylinder block and having side walls constituted by cylinder block walls of said cylinder banks so as to be closed at its upper portion and communicated with an interior of a crankcase, and a communicating passage for communicating said pressure buffer chamber with an intake passage at a downstream of a throttle valve, and a baffle plate provided in said pressure buffer chamber to confront the open end of said communicating passage.

REFERENCES:
patent: 2493617 (1950-01-01), Chubbuch
patent: 2796853 (1957-06-01), Ranst
patent: 3730160 (1973-05-01), Hughes
patent: 3946710 (1976-03-01), Albano
patent: 3949719 (1976-04-01), Bellanca
patent: 4156406 (1979-05-01), Brandau

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