Machine for grinding the edges of lenses

Details Machine for grinding the edges of lenses Machine for grinding the edges of lenses

1987-08-27

1989-06-13

Olszewski, Robert P.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51 97NC, 5116575, 51284E, B24B 1702

Patent

active

048379786

ABSTRACT:
A machine for grinding the edges of a lens via a set of different grinding wheels for rough and finish grinding of the lens. The machine includes a machine housing, a holding element mounted in the housing for holding either the lens or the set of grinding wheels and movable in two directions relative to the other, with these directions being at right angles to one another, a support element provided on the housing, and a toothed-wheel gearing for effecting the movement of the holding element, and hence of the lens or set of grinding wheels disposed thereon, in one of the two directions, with this gearing including a toothed rack on the holding element, and a driven pinion on the support element, with the pinion being coaxially mounted on the support element along with a drive motor, a coupling, and a potentiometer.

REFERENCES:
patent: 3894361 (1975-07-01), Georgiadis et al.
patent: 4176498 (1979-12-01), Vulich et al.
patent: 4383393 (1983-05-01), Takubo
patent: 4512108 (1985-04-01), Kobayashi
patent: 4596091 (1986-06-01), Daboudet

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