| 摘要 |
A device for fastening a spectacle arm by means of a resilient hinge comprises a box (30) suitable for housing a mechanism (10) including a hinge element (11), a sleeve (15) suitable for being permanently fixed to said box (30), a coil spring (21) and a screw (22) that longitudinally crosses said coil spring (21) and said sleeve (15), and that is fixed to said hinge element (11). Said box (20) is provided with two aligned holes (31, 31') disposed at two opposed ends thereof (30), said holes being suitable for enabling the passage of said mechanism (10) in case of a breaking, structural yielding or any other problem owing to which it is necessary to replace said mechanism or any one of its component parts. |
