Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating – Utilizing plasma – electric – electromagnetic – particulate – or...
Patent
1998-01-09
2000-03-21
Vargot, Mathieu D.
Plastic and nonmetallic article shaping or treating: processes
Optical article shaping or treating
Utilizing plasma, electric, electromagnetic, particulate, or...
118256, 264 137, 264 138, 264101, 264102, 264334, 425 73, 425135, 4251744, 425347, 425808, B29D 1100
Patent
active
06039899&
ABSTRACT:
An automated method and apparatus is provided to mold and cure soft contact lenses. A molding station injection molds first and second mold parts for the production of the lenses and these mold parts are transferred to an inert gas or low oxygen environment wherein a series of automated stations receive the mold parts, deposit a polymerizable hydrogel within the first mold part, assemble and clamp the first and second mold parts together, apply radiant energy for polymerizing the hydrogel and subsequently separate the mold parts.
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Adams Jonathan Patrick
Andersen Finn Thrige
Beaton Stephen Robert
Christensen Svend
Jensen Allan G.
Johnson & Johnson Vision Products Inc.
Vargot Mathieu D.
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