Cutting device for the precision trimming of the edge of a centr

Details Cutting device for the precision trimming of the edge of a centr Cutting device for the precision trimming of the edge of a centr

1984-01-30

1985-08-13

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

Preform severing means

83187, 408 19, 408 95, 408146, 425292, 425808, B29C 1708, B29C 2500

Patent

active

045347239

ABSTRACT:
A cutting device 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.

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patent: 4121896 (1978-10-01), Shepherd
patent: 4407766 (1983-10-01), Haardt et al.

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