| 摘要 |
The clasp of the disclosure is of the kind comprising a clasp part and, for engagement therewith, a complementary link member; said clasp part comprising a body formed with a labyrinthine slot open at a surface of the body to permit said member to be passed thereinto to lodge therein remote from the mouth of the slot with part of said member lying externally of the body; the labyrinth being dimensioned so that, with said member and the clasp part in operative positions, said member can be removed from the clasp part only by a relative movement which first entails a change in their relative orientation. |
