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. 22, 2003
Filed:
Dec. 22, 2000
Yasuyuki Fukushima, Yokohama, JP;
Noboru Takamura, Yokohama, JP;
Shigenori Taga, Yokohama, JP;
Jun Yamagishi, Yokohama, JP;
Ohi Seisakusho Co., Ltd., , JP;
Abstract
A door lock apparatus has a handle switch ( ), which is placed in the on condition when an actuator member for opening and closing a back door is operated, an open switch ( ), which is placed in the on condition when the door is closed to within a prescribed closure range, a drive circuit, which is formed so as to drive a door lock disengaging motor ( ) when both the handle switch ( ) and the open switch ( ) are in the on condition, and a self-holding circuit holding a condition in which the drive circuit is formed and, in response to the open switch going into to off condition, releasing the condition in which the drive circuit is formed.