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:
Sep. 30, 2025
Filed:
May. 05, 2023
Mitsui Kinzoku Act Corporation, Kanagawa, JP;
Takuya Shinohara, Kanagawa, JP;
MITSUI KINZOKU ACT CORPORATION, Kanagawa, JP;
Abstract
A door latch device includes: an open link; and a ratchet lever, the open link including: a lever body; an inertial lever portion; and a bias member configured to bias the inertial lever portion relative to the lever body, wherein a support shaft portion is provided at one of the lever body and the inertial lever portion and an insertion portion having an insertion hole is provided in the other, and wherein an engagement mechanism is provided between the support shaft portion and the insertion portion, the engagement mechanism being configured to permit insertion/removal of the support shaft portion to/from the insertion hole when the inertial lever portion is located at a predetermined attachment/detachment position relative to the lever body, and prevent the insertion/removal of the support shaft portion to/from the insertion hole when the inertial lever portion is arranged at an operating position and a non-operating position.