Resonator

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

Reexamination Certificate

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Details

C181S229000

Reexamination Certificate

active

07089901

ABSTRACT:
A resonator comprises a housing arranged in an intake member for defining an opening to communicate with an intake passage and a volume portion to communicate with the opening portion, a movable partition which can change the volume of the volume portion, and a movable cover associated with the movable partition for changing the opening area of the opening portion.

REFERENCES:
patent: 5377629 (1995-01-01), Brackett et al.
patent: 6792907 (2004-09-01), Kostun et al.
patent: 2003/0230273 (2003-12-01), Koelmel et al.
patent: A-5-18224 (1993-01-01), None
patent: A-2001-50127 (2001-02-01), None
patent: A-2002-21659 (2002-01-01), None

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