| 摘要 |
A locking key ring for supporting keys and for preventing the unauthorized removal and duplication of the keys. The locking key ring carries identification and instructions to contact the identified party prior to copying the keys thereby reducing the risk of unauthorized duplication. The locking key ring comprises a cylinder lock assembly adapted to receive a shackle in the form of a key ring. Removal of the keys from the key ring is not permitted unless the lock cylinder releases the key ring. This is accomplished through use of an operating key which matingly engages the lock cylinder. The cylinder housing carries identifying inscription and instructions for a locksmith to receive authorization prior to making copies of the keys.
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