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:
Aug. 05, 2025
Filed:
Jun. 09, 2021
Japan Cash Machine Co., Ltd., Osaka, JP;
Hiroyuki Oiyama, Osaka, JP;
JAPAN CASH MACHINE CO., LTD., Osaka, JP;
Abstract
The device includes a key unitthat includes a key, and a key rotation motorapplying a rotation driving force for locking/unlocking the lock to the key, and a key movement mechanismthat moves the key unit back and forth. The key movement mechanism includes a rack platethat applies a driving force to the key unit by moving back and forth between an initial position and an advanced position, and a helical extension springthat is interposed between the key unit and the driving force applying member and that normally moves the key unit back and forth integrally with the driving force applying member while moving the key unit back and forth relative to the driving force applying member when the key unit is subjected to an external force opposite to the direction of back/forth movement of the driving force applying member.