发明名称 Tape tension controller for a cassette recording/playback apparatus
摘要 In a magnetic video tape recorder of the cassette type with a tape tension controller comprising a tension detection arm one end of which contacts with one surface of a magnetic tape drawn from the cassette in order to detect the change of the tension in the magnetic tape there is provided a pair of roller pins each is positioned at each side of the detection arm and contacts another surface of the magnetic tape. Since the magnetic tape is turned down with an acute angle at one end of the detecting area, the detecting arm can fully detect the change of the tension.
申请公布号 US4943874(A) 申请公布日期 1990.07.24
申请号 US19880258103 申请日期 1988.10.12
申请人 HITACHI, LTD. 发明人 TAKEDA, HIDEKAZU;NAGAI, KYUICHIROU;OGIRO, KENJI;AMAN, MITSUJI;TAKITA, KOUHEI
分类号 G11B15/43;G11B15/665 主分类号 G11B15/43
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