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:
Aug. 17, 2021

Filed:

Oct. 24, 2017
Applicant:

Mitsui Kinzoku Act Corporation, Yokohama, JP;

Inventor:

Daisuke Enomoto, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05B 77/26 (2014.01); E05B 79/20 (2014.01); E05B 81/06 (2014.01); E05B 81/16 (2014.01);
U.S. Cl.
CPC ...
E05B 77/265 (2013.01); E05B 79/20 (2013.01); E05B 81/06 (2013.01); E05B 81/16 (2013.01);
Abstract

A door lock apparatus includes an inside lever, an opening member for switching a latch mechanism to an unlatching state by a rotation of the inside lever, a child lever translated between set and unset positions; and a bush translated together with the child lever. The bush engages with the inside lever and transmits the rotation of the inside lever to the opening member when the child lever is disposed in the unset position and is released from the engagement with the inside lever when the child lever is disposed in the set position. A movable range of the child lever and the bush is confined inside a circle centered at a rotation shaft of the inside lever and whose radius corresponds to a distance from the rotation shaft to a farthest point of the inside lever.


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