Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Reexamination Certificate
2008-04-01
2008-04-01
Kamen, Noah P. (Department: 3747)
Internal-combustion engines
Intake manifold
Manifold tuning, balancing or pressure regulating means
C184S025000
Reexamination Certificate
active
07350496
ABSTRACT:
A resonator is connected with an intake air pipe and forms a resonant chamber therein. The resonator includes a diaphragm, which is generally planar and is disposed between an air passage of the intake air pipe and the resonant chamber. The diaphragm forms multiple oscillation sections, which have different eigenfrequencies, respectively.
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Fukumori Sadahito
Hayashi Kazuhiro
Katoh Naoya
Nakayama Toshiaki
Otsubo Makoto
Denso Corporation
Kamen Noah P.
Nippon Soken Inc.
Nixon & Vanderhye PC
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