Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Naoharu Ishikawa0
Date of Patent
November 21, 2023
0Patent Application Number
178682530
Date Filed
July 19, 2022
0Patent Citations
Patent Primary Examiner
Patent abstract
A contact restriction member is configured to move from an unlock position to a lock position within a predetermined time period by using an intermittent rotation movement of a restriction wheel. The contact restriction member may prevent substantial movement of a contact arm when the contact restriction member is in the lock position.
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