Method for the precision trimming of the edge of a centrifugally

Details Method for the precision trimming of the edge of a centrifugally Method for the precision trimming of the edge of a centrifugally

1985-03-25

1986-04-22

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Rotational molding

51284E, 82 1C, 82 12, 83869, 264 27, 408 1R, B29D 1100

Patent

active

045841489

ABSTRACT:
A cutting device and method for the precision trimming of a symmetrical portion of the peripheral edge of a centrifugally cast lens secured within a cavity of a female mold without the need for extensive and complex prior alignment of the cutting tool with the lens.

REFERENCES:
patent: 3030859 (1962-04-01), Elliot, Jr.
patent: 3064531 (1962-11-01), Bullock
patent: 3662040 (1972-05-01), Urbach et al.
patent: 3750272 (1973-08-01), Gomond
patent: 3896688 (1975-07-01), Wrne
patent: 3977279 (1976-08-01), Hooker
patent: 4012161 (1977-03-01), Shultz
patent: 4184718 (1980-01-01), Banach
patent: 4455901 (1984-06-01), Council, Jr.

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