Combination router-end mill cutter tool, edger with...

Details Combination router-end mill cutter tool, edger with... Combination router-end mill cutter tool, edger with...

2006-04-18

2006-04-18

Ackun, Jr., Jacob K. (Department: 3723)

Abrading

Abrading process

Glass or stone abrading

C451S461000, C408S027000

Reexamination Certificate

active

07029378

ABSTRACT:
The present invention relates to a tool for shaping and polishing an edge of an eyeglass lens. The tool includes a longitudinally extending body rotatable on the axis thereof, with a proximal portion and a distal portion. A first cutter extends axially and radially from the distal portion, and includes a first blade for shaping an edge of a lens. The distal portion has a first diameter defined by the first blade. A polishing hub is secured to and extends coaxially from the distal portion and is rotatable therewith. A second cutter is secured to and extends coaxially from the polishing hub and is rotatable therewith. The second cutter has a second blade for shaping the edge of the lens. The second blade defines a second diameter less than the first diameter. The present invention also relates to an edger having the disclosed tool, and a method of edging.

REFERENCES:
patent: 4841676 (1989-06-01), Barwasser
patent: 5626511 (1997-05-01), Kennedy et al.
patent: 6203409 (2001-03-01), Kennedy et al.
patent: 6719609 (2004-04-01), Mizuno et al.

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