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    • 5. 发明授权
    • Coil device
    • 线圈装置
    • US08779883B2
    • 2014-07-15
    • US13543501
    • 2012-07-06
    • Katsumi KobayashiHiroshi MaedaKiho Hwang
    • Katsumi KobayashiHiroshi MaedaKiho Hwang
    • H01F27/30H01F27/29H01F27/24H01F27/02
    • H01F27/027
    • A coil device 10 comprises a bobbin 40 having a bobbin plate 42 provided with a first hollow cylinder 44 on which a primary coil 20 is wound, and a case 50 provided with a second hollow cylinder 54 wound by a secondary coil 30 at the outer circumference. On the bobbin plate 42, a primary terminal 70 connecting to the primary coil 20 and a secondary terminal 72 connecting to the secondary coil 30 are formed, and a tip end portion 55a of case 50 is extended to the end portion of the bobbin plate 42 to which the secondary terminal 72 is formed. Further, on the tip end portion 55a, plural first grooves 57a for lead are formed.
    • 线圈装置10包括线轴40,该线轴40具有设置有初级线圈20被卷绕在其上的第一中空圆柱体44的筒管42,以及壳体50,该壳体50设置有在外周由次级线圈30卷绕的第二中空圆筒54 。 在筒管42上形成有连接到初级线圈20的主端子70和连接到次级线圈30的次级端子72,壳体50的前端部分55a延伸到线轴板42的端部 次级端子72形成。 此外,在前端部55a上形成有用于引线的多个第一槽57a。