Air intake for an internal combustion engine

Details Air intake for an internal combustion engine Air intake for an internal combustion engine

1996-02-12

1997-12-09

Dombroske, George M.

Measuring and testing

Simulating operating condition

Marine

123432, F02B 2702, F02M 3510

Patent

active

056963181

ABSTRACT:
An intake system for an internal combustion engine includes first and second inlet passages for each cylinder of the internal combustion engine. The second inlet passage is provided with a butterfly valve arrangement integrated into the flange area of the intake manifold for selectively closing or opening the passage, and a drive unit is provided for operating this valve arrangement depending on the operational state of the internal combustion engine.

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Abstract of Published Japanese Patent Application No. JP 60-42702.

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