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:
Apr. 19, 2005
Filed:
Oct. 27, 2003
Jun Maemura, Toyota, JP;
Jun Maemura, Toyota, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
In response to start of cranking in an internal combustion engine by a starter, a fuel injection control starts. When an initial combustion of the fuel injected into the internal combustion engine is detected based on a rotational speed of a crankshaft, it is determined that the internal combustion engine in a warm-up period, and a control for reducing a fuel injection period is executed. When it is detected that the rotational speed of the crankshaft exceeds a predetermined rotational speed, it is determined that the internal combustion engine is in a start-up promotion period, and a control for extending the fuel injection period is executed.