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:
Jul. 24, 2001

Filed:

Aug. 27, 1998
Applicant:
Inventor:

Tatsuyuki Takaishi, Kanagawa, JP;

Assignee:

Ohi Seisakusho Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05C 3/06 ; E05C 3/16 ;
U.S. Cl.
CPC ...
E05C 3/06 ; E05C 3/16 ;
Abstract

In a door lock apparatus having an engagement mechanism that can rotate between an open position corresponding to an open position of a door and a full latch position corresponding to a door closed position as the door is opened and closed, the engagement mechanism being housed in a housing section of a body, and a sensing switch having an actuator coming in sliding contact with a cam face of the engagement mechanism and pushed to an actuation position following rotation of the engagement mechanism for sensing a door open or closed state, a switch attachment section having a through hole for allowing the outside and the housing section to communicate with each other is formed in the body, a switch case housing the sensing switch is fixed to the switch attachment section, and the actuator of the sensing switch can come in sliding contact with the cam face of the engagement mechanism through the through hole.


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Takaishi, Tatsuyuki. (2001). Door lock apparatus provided with a sensing switch (U.S. Patent No. 6264253). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6264253

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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