Exhaust device for internal combustion engine

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11236652
APP PUB NO 20190078476A1
SERIAL NO

16085264

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An exhaust muffler is made up of a plurality of layers including an exhaust passage pipe and expansion chambers, and includes a front assembly and a rear assembly sub-assembled separately from the front assembly. The front assembly includes a front exhaust passage pipe, a front muffler body disposed in covering relation to the outside of the front exhaust passage pipe and cooperating with the front exhaust passage pipe in making up double-walled pipes, and an exhaust valve disposed in the front exhaust passage pipe. The rear assembly includes a rear exhaust passage pipe and a rear muffler body disposed in covering relation to the outside of the rear exhaust passage pipe and cooperating with the rear exhaust passage pipe in making up double-walled pipes. There is thus provided an exhaust device for an internal combustion engine in which the accuracy of a position where the exhaust valve is installed is high.

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Patent Owner(s)

Patent OwnerAddress
HONDA MOTOR CO LTDMINATO-KU TOKYO 107-8556

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukui, Yoji Wako, JP 5 14
Kishikawa, Keisuke Wako, JP 11 155
Otsuka, Takuya Wako, JP 33 306
Yoshio, Kazuya Wako, JP 5 27

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