| 摘要 |
A keyring construction including a discontinuous annular ring defining an interstice for the selective engagement of keys, a casing element having a pair of openings therein through which said ring passes, and resilient locking means disposed within said casing element projectable into said interstice, to prevent movement of said ring relative to said casing element, whereby removal of keys is prevented, said resilient means being disengaged by translational movement of said ring relative to said casing element, followed by rotational movement thereof.
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