Internal-combustion engines – Charge forming device – Crankcase vapor used with combustible mixture
Patent
1998-01-29
1999-07-27
Yuen, Henry C.
Internal-combustion engines
Charge forming device
Crankcase vapor used with combustible mixture
123572, 55DIG19, F01M 1300
Patent
active
059272589
ABSTRACT:
In a venting arrangement with integrated oil separator for venting gases from the crankcase of an internal combustion engine having a cylinder head with a cylinder head cover, the cylinder head cover includes integrally formed therewith a housing divided into a raw gas space receiving vent gases from the engine crankcase and having an exit opening directed toward the cylinder head and a purified gas space having an inlet opening disposed adjacent the exit opening of the raw gas space and both openings are disposed above a collection space which is formed in the cylinder head and in which the raw gas flow from the raw gas space is reversed and redirected into the purified gas space whereby the oil droplets are separated from the vent gas and collected in the collection space to be returned to the engine crankcase.
REFERENCES:
patent: 4453525 (1984-06-01), DeBruler
patent: 4569323 (1986-02-01), Okumura
patent: 4844032 (1989-07-01), Groeger et al.
patent: 4958613 (1990-09-01), Hiraoka et al.
patent: 4993375 (1991-02-01), Akihiko
patent: 5069192 (1991-12-01), Matsumoto et al.
Clauss Roland
Leipner Georg
Treyz Willy
Bach Klaus J.
Daimler-Benz A.G.
Huynh Hai
Yuen Henry C.
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