发明名称 |
Methods and apparatus for forming cylindrical photosensitive elements |
摘要 |
The present invention relates to methods and apparatus for forming seamless cylindrical photosensitive elements of uniform thickness on flexible sleeves. The apparatus for forming a seamless cylindrical photosensitive element of uniform thickness on a flexible sleeve, comprises a mandrel, a mandrel support assembly, a calendering assembly, a drive system and at least a heating element. The methods comprise forming seamless cylindrical photosensitive elements of uniform thickness on flexible sleeves from a stream of molten photopolymerizable material, or a solid or molten sheet of photopolymerizable material. The seamless cylindrical photosensitive elements are formed on polyester sleeves for use on a printing cylinder.
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申请公布号 |
US5798019(A) |
申请公布日期 |
1998.08.25 |
申请号 |
US19950536579 |
申请日期 |
1995.09.29 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
CUSHNER, STEPHEN;FAN, ROXY NI;CALISTO, EDWARD ANDREW;SHEEHAN, JR., DANIEL FRANCIS |
分类号 |
G03F7/00;B29D23/00;B29K101/10;B41C1/06;B41N1/06;B41N1/16;B41N1/20;G03F7/16;G03F7/18;(IPC1-7):B29D23/00;B41N1/12 |
主分类号 |
G03F7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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