Internal combustion engine intake device

Internal-combustion engines – Intake manifold

Reexamination Certificate

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Details

C123S184530

Reexamination Certificate

active

07392778

ABSTRACT:
An internal combustion engine intake device is provided for an internal combustion engine such that intake device that can reduce the vibration of the throttle chamber of an internal combustion engine. The intake device has an intake air collector, a vacuum tank and a first air induction pipe. The vacuum tank is arranged closely adjacent to the intake air collector. The first air induction pipe extends upstream from the intake air collector in such a manner as to be closely adjacent to the vacuum tank. Preferably, the first air induction pipe is integral with the intake air collector and the vacuum tank.

REFERENCES:
patent: 4538556 (1985-09-01), Takeda
patent: 4608948 (1986-09-01), Inoue et al.
patent: 6997157 (2006-02-01), Ikuma et al.
patent: H02-227547 (1990-10-01), None
patent: H10-231760 (1998-02-01), None

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