Intake pipe for an internal combustion engine

Details Intake pipe for an internal combustion engine Intake pipe for an internal combustion engine

1994-05-05

1996-12-17

McMahon, Marguerite

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

12318456, F02D 902, F16K 1500

Patent

active

055842704

ABSTRACT:
An intake a pipe of an internal combustion engine is disclosed. The intake pipe has a dimensionally stable intake pipe body with a passthrough opening, and a positioning element arranged in the passthrough opening to change the area of flow cross section. The positioning element is constructed of a nonreturn valve opening only toward the internal combustion engine, the nonreturn valve comprising a sealing element and a sealing seat which can move relative to one another and which can be brought, as required, into engagement with one another to close off the passthrough opening.

REFERENCES:
patent: 1379327 (1921-05-01), Bachle
patent: 2170478 (1939-08-01), Long et al.
patent: 2809660 (1957-10-01), Becker
patent: 2909192 (1959-10-01), Dobrick
patent: 4271862 (1981-06-01), Snoek
patent: 4488566 (1984-12-01), Hicks
patent: 4813452 (1989-03-01), Smith
patent: 4930539 (1990-06-01), Van Rooy
patent: 5216985 (1993-06-01), Brummer et al.

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