发明名称 Plastic tape reel
摘要 Recording tape reel having a plastic hub of I-beam construction and a pair of plastic flanges interconnected by an annular array of radially-elongated lugs through slots in the central web of the hub. Clearances permit the hub to be compressed under forces applied by a wound tape without substantially transmitting those forces to the flanges.
申请公布号 US4184650(A) 申请公布日期 1980.01.22
申请号 US19780903497 申请日期 1978.05.08
申请人 MINNESOTA MINING & MANUFACTURING 发明人 CHEASICK, ROBERT C;NELSON, NORMAN E
分类号 B65H75/14;G11B23/037;(IPC1-7):B65H75/18 主分类号 B65H75/14
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