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:
Dec. 09, 2003

Filed:

Nov. 14, 2002
Applicant:
Inventors:

Hiroyuki Yogo, Plymouth, MI (US);

Hideharu Kato, Toyota, JP;

Eiji Itami, Chiryu, JP;

Tomoaki Imaizumi, Aichi-ken, JP;

Tomonori Suzuki, Seto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B / ;
U.S. Cl.
CPC ...
C07B / ;
Abstract

A door is moved in an opening direction at a first speed until the door reaches a decelerating area. A moving speed of the door in the opening direction is decelerated from the first speed to a second speed being lower than the first speed while the door has been moved in the decelerating area. The movement of the door is stopped when the door is moved beyond the decelerating area, the door comes in contact with an obstacle, and the moving speed of the door becomes lower than a predetermined speed corresponding to an open position of the door by a predetermined threshold value.


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