Mold separation method and apparatus
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United States of America Patent
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Dec 15, 1998
Grant Date -
N/A
app pub date -
Jun 10, 1994
filing date -
Jun 10, 1994
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus for separating individual contact lens mold assemblies, the assemblies each being a front curve mold half and a back curve mold half, each mold half having annular circumferential flanges, is included. The apparatus includes a device for applying steam to the back curve mold half to form a temperature gradient from the front mold half to the back mold half. The apparatus also includes a second device to pry the mold halves apart.
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