| 摘要 |
<p>An eyeglass frame comprises a frame front, a pair of temple bars and a hinge for each temple bar to provide a pivotal connection. The hinge comprises a coil winding of a resilient wire integral with the temple bar and a body with a threaded groove integral with the other one of the frame front or temple bar. The body comprises friction material and the coil is adapted for cooperating and pretensioned engagement with the body in order to provide a pivotal connection with a controlled friction resistance to turning of the pivot. The invention a so provides a hinge, an eyeglass and a method of manufacturing a hinge.</p> |
