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:
Jul. 25, 2000
Filed:
Dec. 02, 1998
Applicant:
Inventors:
Takeshi Atago, Hitachinaka, JP;
Kousaku Shimada, Hitachinaka, JP;
Katsuo Saitoh, Atsugi, JP;
Shunichi Mitsuishi, Isehara, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123301 ;
Abstract
A controller of a direct injection engine is basically provided with a swirl control valve arranged in an air intake port portion, a fuel injection valve and a variable fuel pressure regulator, further provided with means for controlling fuel pressure by the variable fuel pressure regulator, means for detecting operational conditions and means for detecting a combustion state, and still further provided with means for controlling a valve opening of the swirl control valve on the basis of the operational conditions and the combustion state.