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. 23, 2008

Filed:

Nov. 23, 2005
Applicants:

Hayami Nakagawa, Anjo, JP;

Yasuji Akiyoshi, Nagoya, JP;

Takashi Shibata, Okazaki, JP;

Inventors:

Hayami Nakagawa, Anjo, JP;

Yasuji Akiyoshi, Nagoya, JP;

Takashi Shibata, Okazaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A door latch device includes a striker, a fork, a pawl lever that locks rotation of the fork, the fork having a first locking part which locks the striker when the fork is shifted from an open state though a half-grasped state to a full-grasped state and a second locking part which is locked with the pawl lever in the half-grasped state, a stopper member which restricts rotation of the pawl lever, and a sound adjusting unit that makes a first striking sound which occurs when the striker strikes the first locking part larger than a third striking sound which occurs when the pawl lever strikes the stopper member is in the full-grasped state of the fork, and that makes a second striking sound which occurs when the pawl lever strikes the second locking part larger than the third striking sound.


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