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. 18, 1990
Filed:
Dec. 19, 1988
Kenji Shiojima, Tokyo, JP;
Yuji Kasai, Tokyo, JP;
Kokusan Kinzoku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A coin-operated locker which is impossible to be opened when the locker is unused and which is openable by means of its door and becomes usable when a coin or coins of a predetermined amount are deposited, includes a sensor for detecting the deposit of a coin or coins, a detector for detecting the locking and the unlocking of a cylinder lock, a plunger engageable with or removable from an engaging opening of the door, and a controller for retracting the plunger from the door in response to a coin deposit signal from the sensor and for engaging the plunger with the door after a predetermined time in response to an unlock signal from the detector.