发明名称 FLEXIBLE OPTICAL DISK AND METHOD FOR MANUFACTURING THE SAME
摘要 <P>PROBLEM TO BE SOLVED: To provide a flexible optical disk which is comprised of a guide side protective layer, a film substrate, a transfer layer, and a preformat pattern in order to improve the smoothness of the flexible optical disk, and in which the guide side protective layer, a preformat pattern and a transfer layer are formed of photosensitive films, and a method for manufacturing the same. <P>SOLUTION: The flexible optical disk which can be reduced in wobbling of the disk as far as possible is comprised of the guide side protective layer 10, the film substrate 4, the transfer layer 9, and the preformat pattern 12, and has the guide side protective layer 10, preformat pattern 12, and transfer layer 9 formed of the film-like photosensitive materials. <P>COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006040362(A) 申请公布日期 2006.02.09
申请号 JP20040216645 申请日期 2004.07.23
申请人 RICOH CO LTD 发明人 MURATA SHIYOUZOU;ONAKI NOBUAKI
分类号 G11B7/26;G11B7/24;G11B7/254;G11B7/256;G11B7/257 主分类号 G11B7/26
代理机构 代理人
主权项
地址