| 摘要 |
<p>Key head forming a jewel and intended to receive successively different keys, comprising a casing formed of at least two parts to be assembled (9, 32), of which one (9) carries on the inner side locking means (10-12, 14-16) which prevent, with respect to said part of the casing, any displacement of the cut section (6) of the key and of the key-bit (8) in their plane, as well as, also on the inner side, detachable fixing means (17 and/or 22, 23) of the cut section in the locking position so as to prevent any rotating motion of said cut section and the key-bit with respect to said part of the casing, said locking and fixing means being invisible from the outside, after assembly.</p> |
