ROLL MOLD MANUFACTURING METHOD, ROLL MOLD, AND TRANSCRIPT
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United States of America Patent
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Issued Date -
May 2, 2024
app pub date -
Mar 25, 2022
filing date -
Mar 30, 2021
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Abstract
A roll mold manufacturing method using a roll mold manufacturing apparatus, the apparatus comprising a rotary device configured to rotate a roll base material having either a tubular shape or a circular-column shape, and a predetermined machining stage comprising multiple cutting blades, the method comprising: a P cutting step of cutting a roll base material surface with a P cutting blade on the machining stage while moving the machining stage in a direction of an orientation P along the roll length direction; subsequently a step of switching from the P cutting blade to an N cutting blade on the machining stage; and subsequently an N cutting step of cutting the roll base material surface with the N cutting blade on the machining stage while moving the machining stage in a direction of another orientation N along the roll length direction.
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