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:
Oct. 03, 2000
Filed:
Dec. 28, 1998
Applicant:
Inventors:
Assignees:
Hitachi, Ltd., Tokyo, JP;
Hitachi Car Engineering Co., Ltd., Hitachinaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ; F02D / ;
U.S. Cl.
CPC ...
123690 ; 123479 ; 123502 ;
Abstract
An engine fuel supply apparatus is provided with an accident judging device for effecting accident judgement in a fuel control system under the conditions that the fuel pressure regulator driver is subjected to feedback control of the fuel pressure, and that there is a change in the fuel pressure and the change continues for a predetermined time of period within a set time range.