公开(公告)号：FR2326003A1

公开(公告)日：1977-04-22

申请号：FR7623748

申请日：1976-07-28

Applicant: IBM

Inventor： HUFFINE COY L ,  MATTSON LARRY F ,  SHIDLER KARL A ,  SLINDEE NORMAL E

IPC: G11B23/033 ,  B29B9/00 ,  B30B11/20 ,  G11B23/50 ,  G11B1/00 ,  G11B23/00

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.