公开(公告)号：DE2634501A1

公开(公告)日：1977-03-31

申请号：DE2634501

申请日：1976-07-31

Applicant: IBM

Inventor： HUFFINE COY LEE ,  MATTSON LARRY FREDERICK ,  SLINDEE NORMAN EDWARD

IPC: G11B23/033 ,  B29B9/00 ,  B30B11/20 ,  G11B23/50 ,  G11B23/02 ,  G11B3/58 ,  H05F3/00

Abstract: A rotary magnetic record disk assembly comprising a magnetic disk which is rotatably disposed within a containing jacket of material of high electrically insulating characteristics. An electrically conductive layer is disposed on the inside surface of the jacket for draining away electrostatic charge on the jacket.