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. 09, 2000
Filed:
Dec. 07, 1998
Applicant:
Inventor:
Masami Nakashima, Hyogo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
12340659 ; 12340624 ;
Abstract
In a cylinder identifying apparatus for an internal-combustion engine for identifying the state of a cylinder from rotation signal generating device of one system, reverse is detected on the basis of the occurrence period of a rotation signal when the engine is reversed, and erroneous control due to the reverse is avoided. In the cylinder identifying apparatus for an internal-combustion engine, there is provided reverse identifying device 7 for identifying reverse on the basis of the occurrence period of a rotation signal when the engine is reversed to avoid any erroneously-controlled state at the time of the engine reverse.