| 摘要 |
A watch chain is disclosed. The watch chain comprises a pin groove formed at a spaced inner surface with a certain depth; a plurality of outer connection pieces which have through holes passing through the inner side of the pin groove in the direction of the back surface; a plurality of central connection pieces which have pin holes at spaced portion with the left and right sides of the same being communicated; a connection pin which passes through the pin hole of the central connection piece and is engaged at the pin groove of the outer connection piece of which both ends are connected with both sides of the central connection piece and with a screw hole being formed at both sides of the connection pin; and a screw which is engaged at the screw hole of the connection pin through the through hole, wherein the central connection piece and the outer connection piece of both sides are engaged so that a connection pin is inserted into the pin groove of the outer connection piece of one side and the pin groove of the outer connection piece of the other side through the pin hole of the central connection piece, and the screw is engaged at the screw hole of the connection pin through the through hole formed at the back surface of the outer connection piece.
|
