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.

Date of Patent:
Dec. 13, 1994

Filed:

Oct. 07, 1993
Applicant:
Inventors:

Yoshiaki Nagao, Fussa, JP;

Kazuhiro Tsutsui, Hachiohji, JP;

Assignee:

Kioritz Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
1231933 ; 123661 ;
Abstract

A cylinder for a two-cycle internal combustion engine is disclosed which enables reduction of HC in the exhaust gas while causing no substantial deterioration in output characteristics of the engine or requiring no complicated modifications. The combustion chamber 7 is a squish dome type having a ring-shaped squish surface 7d formed in a head portion 3 of cylinder 1 in which a pair of scavenging ports 20, 20 are oppositely formed and which employ loop scavenging mode symmetrical with respect to the longitudinal section bisecting the exhaust port 16, wherein said squish surface 7d is cut out at its portion opposite to the exhaust port 16 to form a scavenging air intake 7a.


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