The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 1984
Filed:
Jan. 18, 1983
Applicant:
Inventors:
Takashi Fukuoka, Fuchu, JP;
Yoshikiyo Kamata, Hachioji, JP;
Assignee:
Kioritz Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
181240 ; 181238 ; 181272 ; 181281 ;
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.