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Sheet / film forming roll, crowning control method for sheet / film forming roll, and sheet / film forming apparatus
Sheet / film forming roll, crowning control method for sheet / film forming roll, and sheet / film forming apparatus
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机译:片材/成膜辊,片材/成膜辊的凸度控制方法以及片材/成膜装置
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摘要
A sheet or film-forming roll has an inner cylindrical member and an elastic outer cylindrical member. The inner cylindrical member has a pressure chamber therein. As the inner cylindrical member becomes deformed (crowing change) depending on a pressure value of incompressible fluid led to the pressure chamber, the elastic outer cylindrical member becomes deformed (crowing change) too.
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