发明名称 Protective packing for video disk - consists of cover with opening in edge leading to hollow space enclosing disc
摘要 <p>Protective packing for video disc consists of a cover with an opening in the edge leading to hollow space which encloses a disc. A disc support (54) is accommodated in the hollow space and comprises a spine-like part (82) and a ring -shaped part with an opening. The opening in the ring-shaped part surrounds the disc (58) while the latter is held in the hollow space. The movement of the disc support (54) produces a corresponding movement of the disc (58). The spine-like part (82) extends into the opening (56) in the edge of the cover (52) when the disc support (54) is fully inserted int he cover (52).</p>
申请公布号 DE2756840(A1) 申请公布日期 1978.06.22
申请号 DE19772756840 申请日期 1977.12.20
申请人 RCA CORP. 发明人 ALBERT TORRINGTON,LESLIE
分类号 G11B17/032;G11B33/02;(IPC1-7):11B17/04;04N5/76 主分类号 G11B17/032
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