Eyeglasses frame tracing device

Details Eyeglasses frame tracing device Eyeglasses frame tracing device

1991-05-06

1993-07-20

Rose, Robert A.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

5116571, 51101LG, 51217R, 51284E, B24B 914

Patent

active

052282422

ABSTRACT:
An eyeglasses frame tracing device provided in an eyeglass lens polishing machine for the purpose of obtaining processing data needed for fitting lenses into an eyeglasses frame. The device includes a holding device for guiding the eyeglasses frame in the vertical direction to a predetermined position while holding the eyeglasses frame in a sandwiching manner; and a positioning device for guiding the horizontal center of the eyeglasses frame to a predetermined position while applying pressure at the horizontal extremes of the eyeglasses frame towards the center portion thereof.

REFERENCES:
patent: 4945684 (1990-08-01), Wada et al.
patent: 5121550 (1992-06-01), Wood et al.

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