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    • 1. 发明授权
    • Changer device capable of playing back tracks without a disk
    • 更换设备能够播放没有磁盘的轨道
    • US06751168B2
    • 2004-06-15
    • US10105523
    • 2002-03-25
    • Ryuichi Yamada
    • Ryuichi Yamada
    • G11B2108
    • G11B27/105G11B19/02G11B27/002G11B2220/2545
    • A changer device includes a playback drive for playing back tracks recorded on a disk. The changer device also includes: a memory for storing playback signals of each of the tracks recorded on the disk; a recording-history information management memory for storing recording-history information of the tracks related to the playback signals stored in the memory; and a memory control unit for allowing the memory to store in order the playback signals of the tracks played back by the playback drive, and for allowing the recording-history information management memory to store the recording-history information of the tracks related to the playback signals stored in the memory.
    • 更换器装置包括用于回放记录在盘上的轨道的回放驱动器。 更换器装置还包括:存储器,用于存储记录在盘上的每个轨道的重放信号; 记录历史信息管理存储器,用于存储与存储在存储器中的重放信号相关的轨道的记录历史信息; 以及存储器控制单元,用于允许存储器按顺序存储由重放驱动器回放的轨道的重放信号,并且用于允许记录历史信息管理存储器存储与回放相关的轨道的记录历史信息 存储在存储器中的信号。
    • 2. 发明授权
    • Rotary valve
    • 旋转阀
    • US4592389A
    • 1986-06-03
    • US713822
    • 1985-03-20
    • Ryuichi YamadaToshio HirokawaToshihiro Goto
    • Ryuichi YamadaToshio HirokawaToshihiro Goto
    • B62D5/083B62D5/22F16K11/22F16C33/02
    • B62D5/083Y10S384/903Y10T137/86638Y10T137/86646
    • A rotary valve which includes a valve sleeve having a cylindrical internal cavity and a plurality of axial grooves formed on the wall surface of the internal cavity; a valve spool fitted in the internal cavity of the valve sleeve and rotatable relative to the valve sleeve for controlling flow of a pressurized fluid through the valve; an annular groove formed at least at one end of the valve sleeve and having a diameter larger than that of the internal cavity; a bush fitted in the annular groove and having a hole of the same diameter as the internal cavity of the valve sleeve; a seal material interposed between engaging surfaces of the bush and annular groove; chamfered surface formed at the outer corner edge of the bush; and an annular thin-wall portion formed at the end of the valve sleeve and bent radially inward to retain the bush in the annular groove.
    • 一种旋转阀,包括具有圆柱形内腔的阀套和形成在所述内腔的壁表面上的多个轴向槽; 阀芯,其安装在所述阀套的所述内腔中并相对于所述阀套旋转,用于控制加压流体通过所述阀的流动; 至少在所述阀套的一端形成的直径大于所述内腔的直径的环形槽; 安装在所述环形槽中并且具有与所述阀套的内腔相同直径的孔的衬套; 插入在衬套和环形槽的接合表面之间的密封材料; 在衬套的外角边缘处形成的倒角表面; 以及形成在阀套的端部并径向向内弯曲以将衬套保持在环形槽中的环形薄壁部分。