End piece of a spectacle frame earpiece

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples

Patent

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Details

351123, G02C 514

Patent

active

045630666

ABSTRACT:
A spectacle frame earpiece has a flexible portion in the form of a rod, for adaption to the wearer's head, and a skin-soft sleeve composed of elastic material enclosing the flexible portion and extending to the end of the earpiece. A core in the form of a small plate is cast within the sleeve. The core is composed of substantially harder material than the sleeve. The core has a blind hole with a flattened cross-section for receiving and force-locking with a flattened cross-section at the end of the flexible portion of the rod.

REFERENCES:
patent: 2294840 (1942-09-01), Dunn
patent: 3684356 (1972-08-01), Bates

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