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:
Mar. 02, 2010

Filed:

Apr. 05, 2007
Applicant:

Kazushi Sasaki, Owariasahi, JP;

Inventor:

Kazushi Sasaki, Owariasahi, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 11/10 (2006.01); F16K 31/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A throttle control apparatus includes a valve. A motor is provided for generating driving force to rotate the valve. Gears transmit the driving force to the valve. A biasing unit generates biasing force to bias the valve in a close rotative direction. A control unit is provided for supplying electricity to the motor to generate the driving force. When the control unit terminates electricity supply to the motor, the valve is biased to a full close position by the biasing force. When the control unit performs a full close control to manipulate the valve toward the full close position, the control unit continues electricity supply to the motor to stop the valve at a full close control point, which is set in advance of the full close position.


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