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14 条记录 (耗时 0.015 秒)

    Coin operated lock
    1.
    发明授权
    Coin operated lock 失效
    硬币操作锁

    公开(公告)号：US3599770A

    公开(公告)日：1971-08-17

    申请号：US3599770D

    申请日：1969-07-22

    申请人： AMERICAN LOCKER CO

    发明人： STACKHOUSE WELLS F ,  BARTH DOUGLAS A

    IPC分类号： G07F17/12 ,  G07F5/00

    CPC分类号： G07F17/12

    摘要： In a coin-operated lock unit of the type including a control or custodian key controlled lock and a coin-operated patron key lock, wherein the control lock is adapted to removably secure the unit to a cabinet in position adjacent a door thereof, and the patron lock is adapted to effect locking of the cabinet door, the improvement including control means operated externally of the lock unit for selectively converting the patron lock from coin operated to free status. The control means may include as an integral part thereof means to selectively release the patron key operated lock cylinder from the lock unit to facilitate replacement thereof without the necessity of removing the lock unit from the cabinet. A further improvement includes novel means interconnecting a lock operation counter with a coin release mechanism via the patron lock, so as to accurately record each paid actuating cycle of the patron lock.