Apparatus for molding lenses

Details Apparatus for molding lenses Apparatus for molding lenses

1993-09-29

1995-11-14

Davis, Robert B.

Plastic article or earthenware shaping or treating: apparatus

Press forming apparatus having opposed press members

Male shaping member and female mold

249 82, 249134, 249160, 425808, B29C 3928, B29C 3940

Patent

active

054661471

ABSTRACT:
A mold assembly includes first and second mold sections having respective first and second mold cavity defining surfaces, the first mold cavity defining surface terminating in an encircling peripheral rim and the second mold cavity defining surface terminating in a deformable peripheral annulus disposed at a diameter corresponding to the rim, and cooperating tapers depending from each of the first and second molds for relatively centering the molds.

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patent: 5264161 (1993-11-01), Druskis et al.

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