| Original document(9 pages) 中文版 |
An information medium comprises an information disc 1 which can be rotated inside the enclosure 5 and which carries a hub 2 which extends through an opening 9 in a main wall 6 of the enclosure with some clearance. Radial displacements of the information disc are limited by elastic means 24 between the hub and the edge 23 of the central opening in the main wall. |
Application Number
申请号 |
86107948 |
Application Date
申请日 |
1986.11.22 |
| Title 名称 |
Information medium comprising information disc |
Publication Number
公开号 |
1011410 |
Publication Date
公开日 |
1987.06.03 |
| Approval Pub. Date |
|
Granted Pub. Date |
|
| International Classification 分类号 |
G11B25/04 |
Applicant(s) Name
申请人 |
N.V. Philips' Gloeilampenfabrieken (NL) Groenewoudseweg 1, 5621 BA Eindhoven, Th |
| Address 地址 |
|
| Inventor(s) Name 发明人 |
Faber;Johannes Wilhelmus |
| Attorney & Agent 代理人 |
CAO JIHONG |
| More information 更 多 信 息 |
|
|
|