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:
May. 15, 2007
Filed:
Nov. 08, 2005
Applicant:
Yoshiki Hayakawa, Kuwana, JP;
Inventor:
Yoshiki Hayakawa, Kuwana, JP;
Assignee:
DENSO Corporation, Kariya, Aichi-pref., JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 37/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ECU controls an intake metering valve and sets an upper limit of an integral term, which is obtained based on a pressure difference between a target rail pressure and an actual rail pressure of a common rail. Furthermore, the ECU reduces the target rail pressure when the integral term is limited.