Acoustics – Sound-modifying means – Muffler – fluid conducting type
Reexamination Certificate
2010-03-01
2011-10-11
Phillips, Forrest M (Department: 2832)
Acoustics
Sound-modifying means
Muffler, fluid conducting type
C181S212000, C181S241000, C181S254000, C181S237000, C123S184530, C123S184540, C123S184550, C123S184560, C123S184570
Reexamination Certificate
active
08033359
ABSTRACT:
An intake sound adjusting device includes an intake passage, a tubular branch passage branched from the intake passage, and an oscillating member disposed within the branch passage, in which the oscillating member has an oscillating portion disposed so as to close an interior of the branch passage and a controlling portion extending from the oscillating portion in a direction along an extending direction of the branch passage.
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patent: 2005-139982 (2005-06-01), None
patent: 2006-083787 (2006-03-01), None
Ichikawa Takayuki
Isobe Tatsuro
Phillips Forrest M
Roki Co., Ltd.
Young & Thompson
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