Muffler for internal combustion engine

Acoustics – Sound-modifying means – Muffler – fluid conducting type

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Details

181238, 181272, 181281, F01N 710

Patent

active

044820283

ABSTRACT:
Disclosed in an exhaust muffler for internal combustion engine such as opposed twin cylinder 2-cycle internal combustion engine of simultaneous ignition type for driving a chain saw. The muffler is connected at a plurality of points thereof to portions of the engine such as cylinders, characterized by comprising a corrugation S for absorbing thermal distortion provided in at least one side wall of the part of the muffler between adjacent portions at which the muffler is connected to the engine.

REFERENCES:
patent: 1059910 (1913-04-01), Russell et al.
patent: 1775511 (1930-09-01), Chapman
patent: 3921290 (1975-11-01), Bailey
patent: 4413705 (1983-11-01), Inaga et al.

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