公开(公告)号：EP0182449A1

公开(公告)日：1986-05-28

申请号：EP85300258.2

申请日：1985-01-15

申请人： KABUSHIKI KAISHA NAGAOKA

发明人： Yamaguchi, Izumi

IPC分类号： G11B3/58

CPC分类号： G11B23/505 ,  G11B3/589

摘要： A disk cleaning mat wherein in the surface of a mat body (1) first, second and third annular recesses (4, 7, 14) for holding an LP disk, EP disk and a compact disk, respectively, are provided, and grounding portions (18) electrically connected to the reverse side of the mat body (1) are mounted on the respective recesses (4, 7,14). The first and second recesses (4,7) are concentric with each other, while the third recess (14) is centered at a point offset from the common center of the first and second recesses (4, 7).

公开(公告)号：EP0182449B1

公开(公告)日：1989-05-31

申请号：EP85300258.2

申请日：1985-01-15

申请人： KABUSHIKI KAISHA NAGAOKA

发明人： Yamaguchi, Izumi

IPC分类号： G11B3/58

CPC分类号： G11B23/505 ,  G11B3/589