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.

Date of Patent:
Apr. 09, 2002

Filed:

Jun. 21, 2000
Applicant:
Inventors:

Mitsugi Chonan, Tokyo, JP;

Jun Nishimori, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P 9/00 ;
U.S. Cl.
CPC ...
F02P 9/00 ;
Abstract

There is provided an engine controller that prevents the engine operation from being continued due to a throttle valve recovery failure. When a throttle lever is in the unoperated state and the engine revolution higher than a set revolution has remained for a set duration, the engine controller decides that the recovery failure of a throttle valve has occurred and performs a control to stop the operation of the engine. This prevents the engine operation from being continued against the will of the operator in the event that the throttle valve fails to recover. When the engine is used as a motor of a vehicle, for example, the running of the vehicle can be stopped, thus assuring a higher safety.


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