发明名称 Production of dvd cards and other discs of noncircular shape
摘要 The invention relates to a device for assembling at least two noncircular substrates ( 1, 2 ) that have the same circumferential shape and that are provided with center holes ( 5, 6 ), especially for producing an optical data carrier. The aim of the invention is to provide a method and device with which the substrates can be assembled congruently and glued together flawlessly. For this purpose, the inventive device comprises a receiving unit ( 3 ) adapted to the center holes of the substrate, which receives the substrates ( 1, 2 ) so that they are spaced apart and rotatable about a common axis ( 8 ); an alignment device ( 10 ) for aligning the substrates ( 1, 2 ) with at least one stop ( 11 ); and a displacement unit for engaging the substrates with the stop. The invention also relates to a method for assembling substrates of the aforementioned kind.
申请公布号 US2005126698(A1) 申请公布日期 2005.06.16
申请号 US20040509534 申请日期 2004.09.24
申请人 SPEER ULRICH 发明人 SPEER ULRICH
分类号 B29C65/00;B29C65/48;G11B7/24;G11B7/26;(IPC1-7):B32B31/00 主分类号 B29C65/00
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