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    • 5. 发明授权
    • Head drum and tape transport driving device for a video tape recorder
    • 用于磁带录像机的磁头鼓和磁带传输驱动装置
    • US5428488A
    • 1995-06-27
    • US229660
    • 1994-04-19
    • Min-Su Lee
    • Min-Su Lee
    • G11B5/52G11B15/10G11B15/18G11B15/26G11B15/44G11B5/027
    • G11B15/442G11B15/1808
    • A head drum and tape transport driving device for a video tape recorder which can transport the magnetic tape by means of one motor used for driving the had drum. Supply and take-up reels are provided for supplying a data-recordable tape and winding up the same. A head drum carries a head for recording and/or reproducing data on or from the tape. A motor drives the head drum and a tape transport device transports the tape past the head drum. A first power transmission transfers motive power from the motor to tape transport device and a second power transmission selectively transfers motive power of the tape transport device to the supply reel or the take-up reel.
    • 一种用于磁带录像机的磁头鼓和磁带传送驱动装置,其可以通过用于驱动磁鼓的一个电动机来运送磁带。 提供和卷取卷轴用于提供可数据记录的磁带并将其卷起。 磁头鼓带有用于在磁带上或从磁带上记录和/或再现数据的磁头。 电机驱动磁头鼓,磁带传送装置将磁带传送通过磁头鼓。 第一动力传递将动力从电动机传递到带运输装置,而第二动力传动装置选择性地将带运输装置的动力传送到供带盘或卷取卷盘。
    • 8. 发明授权
    • Bi-directional dual-dram magnetic record/reproducing apparatus
    • 双向双轨磁记录/再现装置
    • US5377059A
    • 1994-12-27
    • US935393
    • 1992-08-26
    • Min-Su Lee
    • Min-Su Lee
    • G11B5/008G11B5/027G11B5/53G11B15/12G11B15/44G11B15/61G11B25/06G11B5/52
    • G11B15/125G11B15/442G11B15/61G11B25/06G11B5/008
    • A magnetic recording/reproducing apparatus (VTR, Camcorder, DAT and the like) which can record and reproduce image signals and audio signals on a magnetic tape. The magnetic recording/reproducing apparatus is equipped with two magnetic head drums having mutually-opposing set-up angles and rotating directions, with one head drum for recording signals or reproducing the recorded signals on the upper domain of a tape when the tape is played in a first direction and with another head drum for recording signals or reproducing the recorded signals on the lower domain of a tape when the tape is played in an opposite direction. The magnetic recording/reproducing apparatus can record or reproduce in both directions, eliminating the drawback of compulsory rewinding after reproduction, and thus enabling long duration of recording and reproduction by doubling the usage time of the tape.
    • 可以在磁带上记录和再现图像信号和音频信号的磁记录/再现装置(VTR,摄像机,DAT等)。 磁记录/重放装置配备有具有相互相对的设置角度和旋转方向的两个磁头鼓,当磁带被播放时,一个磁头磁鼓用于在磁带的上部区域记录信号或再现记录信号 第一方向和另一个头鼓,用于在相反方向播放磁带时,在磁带的下部区域记录信号或再现记录信号。 磁记录/再现装置可以在两个方向上进行记录或再现,消除了再现后的强制倒带的缺点,从而通过将带的使用时间加倍来实现长时间的记录和再现。