| 摘要 |
There is disclosed a spreadable bar for eyeglass frames provided with a spring hinge, this latter being fixed to the bar and including a guiding and hinging portion fixed to the eyeglass frame, wherein the guiding and hinging portion is made from a flexible material and at least another portion of the hinge, i.e. the hinge covering portion or casing is made from a synthetic material, such as nylon, polyamide resins, possibly filled with fiberglass and the like. |
