Hinge connector system for spectacles - has lens frame and frame side with threaded pin at lower end inserted in nut

摘要

Hinge connector of spectacles glass frame and frame side has threaded pin at lower end inserted in nut. The seating thread of the nut is designed as an axis of rotation. The threaded pin is inserted in a bore extending through vertically superimposed metal flanges which are fixed to the spectacles of glass frame or to the frame side. The size of the nut (11) can be elastically reduced and a stable location takes place between a screw (4) and the nut (11). The lower part of the continuous bore (7) fits the reduced part of the nut (11) the outer circumference of which is designed as a truncated cone.