发明名称 Method and apparatus for peeling a lens sheet from a forming mold therefor
摘要 A method for peeling a lens sheet having two pairs of opposite portions from a forming mold comprises the first to third peeling steps. The first peeling step is to pull up a pair of opposite portions of a lens sheet, which is formed on a forming mold, to peel partially the lens sheet from the forming mold. The second peeling step is to pull up the other pair of opposite portions of the lens sheet to peel partially the lens sheet from the forming mold. The third peeling step is to pull up further the two pairs of opposite portions to peel entirely the lens sheet from the forming mold.
申请公布号 US6740265(B2) 申请公布日期 2004.05.25
申请号 US20010007421 申请日期 2001.12.05
申请人 DAI NIPPON PRINTING CO., LTD. 发明人 MATSUMOTO KAZUYUKI;KAWAMURA TAKASHI
分类号 G02B3/08;B29C33/44;B29C37/00;B29C43/02;B29C43/36;B29D11/00;(IPC1-7):B29D7/01 主分类号 G02B3/08
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