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公开(公告)号：US3987980A
公开(公告)日：1976-10-26
申请号：US246635
申请日：1972-04-24
申请人： John D. Sperry
发明人： John D. Sperry
CPC分类号： G11B15/32
摘要： A tape recording deck employs a capstan, transducer, and precision tape guide all mounted in fixed aligned position and immovable during use. The cassette has a minimum of parts, none of which need high precision manufacture, and can be inserted into and removed from the deck with a unidirectional motion.
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