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:
Jun. 28, 1988
Filed:
Dec. 10, 1985
Applicant:
Inventors:
Yoshihisa Kawamura, Yokosuka, JP;
Yasuo Nakajima, Yokosuka, JP;
Assignee:
Nissan Motor Company, Limited, Kanagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
1231 / ; 123306 ;
Abstract
An arrangement serves to swirl air flow into an engine to an adjustable degree. The degree of swirl in the air flow affects the duration of combustion of a mixture of air and fuel in the engine. The degree of swirl is adjusted so as to hold the duration of mixture combustion within an acceptable range, the acceptable range varying in accordance with engine operating conditions.