Positive crankcase ventilation apparatus

Details Positive crankcase ventilation apparatus Positive crankcase ventilation apparatus

1998-09-29

2000-01-04

McMahon, Marguerite

Internal-combustion engines

Charge forming device

Crankcase vapor used with combustible mixture

12318447, F01M 1300, F02M 3510

Patent

active

060098635

ABSTRACT:
A cylinder head and an intake manifold are integrated together. A positive crankcase ventilation (PCV) valve is fitted via a single grommet into a penetrating hole which is formed in an inner wall which partitions the space inside the cylinder head and a surge tank of the intake manifold. In that outer wall of the intake manifold which lies opposite to the penetrating hole, there is formed an opening which can be closed with a cap member. The PCV valve is detachably fitted into the penetrating hole through the opening.

REFERENCES:
patent: 4066055 (1978-01-01), Hager
patent: 5069192 (1991-12-01), Matsumoto et al.
patent: 5209191 (1993-05-01), Kopec

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