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:
Dec. 20, 1988
Filed:
Nov. 30, 1987
Mamoru Fujieda, Ibaraki, JP;
Yoshishige Oyama, Katsuta, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A fuel supply system for internal-combustion engine, with a fuel supply arrangement disposed at such a position that the relationship between the volume V.sub.COM of a combustion chamber and the volume V.sub.IN of an intake-air passage between an intake valve and the fuel supply arrangement satisfies the condition V.sub.IN /V.sub.COM =0.7 to 1.2. Thereby, the air present between the vicinity of an intake valve and the fuel supply arrangement is drawn into, in accordance with the progress of the intake stroke, and the fuel supplied by the fuel supply arrangement is concentrated in a vicinity of an ignition plug in the combustion chamber upon the completion of the intake stroke.