Roller stamper for molding a substrate sheet to become an inform

Details Roller stamper for molding a substrate sheet to become an inform Roller stamper for molding a substrate sheet to become an inform

1993-03-30

1994-06-28

Nguyen, Khanh

Plastic article or earthenware shaping or treating: apparatus

Press forming means, press reshaping means, or vulcanizing...

264 16, 264106, 264284, 425385, 425810, B29D 1700

Patent

active

053241886

ABSTRACT:
A roll stamper which molds a substrate resin sheet into an information recording media by continuously transferring preformat patterns on the substrate resin sheet, and a production process therefor. The preformat pattern on the roll stamper has a value of b/a of greater than 1 when the length of the preformat pattern in a direction parallel to the direction in which the resin sheet is transported is defined as a and the length in a direction perpendicular thereto as b.

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