发明名称 Apparatus and method for testing mechanical endurance of a surface of an optical disc
摘要 An apparatus and method for testing mechanical endurance of a surface of an optical disc are disclosed. The apparatus includes a rotating plate, on which an optical disc to be scratched is loaded, for rotating the loaded optical disc, and a plurality of abrasion wheels, disposed at a perpendicular to the rotating plate, for contacting the optical disc and generating the scratch, the scratch being generated when the optical disc rotates under 5 turns for the abrasion wheels apply a predetermined load on the optical disc.
申请公布号 US2004182169(A1) 申请公布日期 2004.09.23
申请号 US20030652190 申请日期 2003.09.02
申请人 SEO HUN;KIM JIN HONG;LEE CHANG HO;JEONG TAE HEE;KWAK KEUM CHEOL 发明人 SEO HUN;KIM JIN HONG;LEE CHANG HO;JEONG TAE HEE;KWAK KEUM CHEOL
分类号 G11B7/26;G01N3/00;G01N3/42;G01N3/56;(IPC1-7):G01N3/32 主分类号 G11B7/26
代理机构 代理人
主权项
地址
您可能感兴趣的专利