| 摘要 |
The spectacles comprise a pair of lenses (2) and, for each lens, a respective arm (3) connected to the lens (2) by means of a hinge articulation including a first hinge element (6) fixed to the corresponding lens (2) and a second hinge element (5) mounted on the corresponding arm (3); the first hinge element (6) comprises one or more helical winding coils (8a, 8b) constituting a seat for housing a hinge pin (7) and having a first end fixed to the lens (2) and a second, opposite end constituting a resiliently yielding stop abutment for the corresponding arm (3) for enabling the arms to be opened out resiliently beyond a normal open condition. |
