发明名称 BALANCED REEL HUB FOR TAPE CASSETTE REELS
摘要 A videocassette tape reel hub (40, 40') includes an outer cylinder (46) having a receptacle (62) formed as a recessed portion of the outer cylinder. A clamp (64) is receivable in the receptacle (62) to fasten tape to the reel hub (40, 40'). A balancing mass (66, 68) is formed within the outer cylinder (46) to balance the increased mass of the clamp (64) and receptacle (62).
申请公布号 WO9523412(A1) 申请公布日期 1995.08.31
申请号 WO1995US00651 申请日期 1995.01.20
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY 发明人 TEUBER, VINCENT, P.;GIBBS, JEFFREY, T.
分类号 G11B23/087;(IPC1-7):G11B23/087 主分类号 G11B23/087
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