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    • 52. 发明专利
    • Wound component
    • 创伤组件
    • JP2009212128A
    • 2009-09-17
    • JP2008050729
    • 2008-02-29
    • Fdk CorpFdk株式会社
    • HIRONAKA JUNKANEKO KOJIHIROHASHI TORUINAMI YOSHITAKE
    • H01F27/28H01F38/08
    • PROBLEM TO BE SOLVED: To achieve a wound component with substantially high reliability by simultaneously solving all problems of wire break caused by application of an external force to a terminal, wire disconnections caused by solder dip heat, improvement in reliability of the contact conduction of a terminal with a winding, improvement in workability in process for binding a winding end and the like. SOLUTION: In the wound component, a terminal 12 is implanted to a bobbin 14 provided with a winding part, a resin projecting part 40 integrated with the bobbin is formed at the root of the terminal, the resin projecting part is shaped so as to allow a part of a terminal side face to be projected by notching a part around the resin projecting part, and a winding wire wound on the resin projecting part a plurality of numbers of turns is in contact with the terminal to be conducted by soldering. Here, it is configured such that a resin projection 42 integrated with the bobbin for hooking a wire is projectingly provided in the vicinity of the resin projecting part in the direction orthogonal to the longitudinal direction of the terminal and the winding wire is wound closely a plurality of numbers of turns in a state of being hooked to the resin projection so as to provide contact conductive positions of the terminal with the wire in two sections or more. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过同时解决由于施加外力而导致的所有终端故障的问题,实现具有高可靠性的伤口部件,由焊料浸渍热引起的线断开,接触可靠性的提高 具有绕组的端子的导通,用于结合绕组端的加工性的改善等。 解决方案:在绕线部件中,将端子12注入到具有绕组部分的绕线管14上,在端子的根部形成与线轴一体的树脂突出部40,树脂突出部成形为 为了通过在树脂突出部周围切开一部分来使端子侧面的一部分突出,并且缠绕在多个匝数的树脂突出部上的绕组与通过焊接进行导通的端子接触 。 在这里,构成为在与树脂突出部的附近在与端子的长度方向正交的方向上突出设置与用于钩接线圈的线轴一体化的树脂突起42,并且绕组线紧密地缠绕多个 在与树脂突起钩住的状态下的匝数,以便使端子与导线的接触导电位置分两段以上。 版权所有(C)2009,JPO&INPIT
    • 54. 发明专利
    • Transformer, cooling device, and electronic appliance
    • 变压器,冷却装置和电子设备
    • JP2009158757A
    • 2009-07-16
    • JP2007335957
    • 2007-12-27
    • Sony CorpTodai Electric Ltdソニー株式会社東大無線株式会社
    • KAYAMA TAKASHISHIMIZU YUKIKOTOMITA MINORUKAKIGI TAKAO
    • H01F38/08F04B45/047H05K7/20
    • PROBLEM TO BE SOLVED: To provide a transformer having a linear change rate of the output voltage versus the duty of an input signal, capable of reducing the power consumption, to provide a cooling device having such the transformer, and to provide an electronic appliance having such the cooling device. SOLUTION: The transformer 35 has from above to below, a first interlocking core part 120, a primary side core part 90 with a primary side winding 91 wound around on a primary side drum 93, a secondary core part 100 with a secondary side winding 101 wound around on a secondary side drum 103, and a second interlocking core part 110. Furthermore, the transformer 35 has a first projecting part 123 formed integrally with the first interlocking core part 120 so as to face the second interlocking core part 110, and a second projecting part 113 formed integrally with the second interlocking core part 110 so as to face the first interlocking core part 120. A leakage member 130 is formed with the first projecting part 123 and the second projecting part 113 for allowing leakage of a magnetic flux. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有能够降低功耗的输出电压与输入信号的占空比的线性变化率的变压器,以提供具有这种变压器的冷却装置,并且提供一种 具有这种冷却装置的电子设备。 解决方案:变压器35具有从上到下的第一互锁芯部分120,初级侧芯部分90,初级侧绕组91缠绕在初级侧鼓93上,次级芯部100具有次级侧 另外,变压器35具有与第一互锁芯部120一体形成的第一突出部123,以与第二互锁芯部110相对的方式 以及与第二互锁芯部110一体形成以与第一互锁芯部120相对的第二突出部113.泄漏部件130形成有第一突出部123和第二突出部113,用于允许泄漏 磁通量。 版权所有(C)2009,JPO&INPIT
    • 58. 发明专利
    • Electromagnetic device
    • 电磁装置
    • JP2008210856A
    • 2008-09-11
    • JP2007043895
    • 2007-02-23
    • Harison Toshiba Lighting Corpハリソン東芝ライティング株式会社
    • IWAO AKIO
    • H01F38/08
    • PROBLEM TO BE SOLVED: To provide an electromagnetic device with enhanced workability for fitting and electrical connection that requires no winding work of a primary coil. SOLUTION: A transformer is comprised of a secondary coil L2 for high voltage that a square wire is wound around the side face of a rod-like ferrite core 11 in one layer in edgewise manner and a primary coil L1 that is formed side by side on the low-voltage side of the secondary coil L2 on the side face of the ferrite core 11. The primary coil L1 is made by forming a coil pattern by printing it on an insulating coil substrate 14. Since the primary coil L1 is thus formed on the insulating coil substrate 14 by printing, the workability of fitting the primary coil L1 can be improved and the excessive work of winding thereof can be eliminated because the primary coil L1 and the edgewise wound secondary coil L2 are combined electromagnetically. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种电磁装置,其具有增强的用于装配和电连接的可加工性,其不需要初级线圈的卷绕工作。 解决方案:变压器由高压次级线圈L2构成,方形线沿着沿边一层缠绕在杆状铁氧体磁芯11的侧面上,并且形成一侧的初级线圈L1 在铁氧体磁芯11的侧面上的次级线圈L2的低电压侧并排配置。初级线圈L1通过在绝缘线圈基板14上印刷形成线圈图案而形成。由于初级线圈L1是 通过印刷形成在绝缘线圈基板14上,可以提高安装初级线圈L1的可操作性,并且由于初级线圈L1和沿边卷绕的次级线圈L2被电磁结合,所以可以消除其过度的卷绕作业。 版权所有(C)2008,JPO&INPIT
    • 59. 发明专利
    • Coil component
    • 线圈组件
    • JP2008130974A
    • 2008-06-05
    • JP2006317117
    • 2006-11-24
    • Fdk CorpFdk株式会社
    • IKETANI TAKESHIAKIYAMA HIDEYUKIIKEDA YUTAKA
    • H01F38/08H01F30/00
    • PROBLEM TO BE SOLVED: To provide a coil component having a structure to prevent residual flux from being attached to a junction of magnetic cores during insertion of magnetic cores into a bobbin even when a flux melts up along the bobbin in soldering of a coil terminal onto a terminal pin. SOLUTION: Having a bobbin 10 provided with a winding drum 12 and a terminal holding section 16, the coil component is structured to form a winding section by winding a wire material around the winding drum, connect a coil terminal with a terminal pin 14, and arrange magnetic cores (for example, a pair of E type cores 30) to surround inside and outside of the bobbin. The terminal pin is provided in a protruding form sideways from lateral side of the terminal holding section and is held by the bobbin with the magnetic cores in contact with the top surface of the terminal holding section. At a position near the lateral side where the terminal pin is protruding on the top surface of the terminal holding section, a restriction section of flux melting-up region (for example, a convex strip 24, a recessed groove or the like) is formed to prevent residual flux from being attached to the magnetic cores. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种线圈部件,其具有如下结构:即使当磁体在焊接中时磁通量沿着线轴熔化,也可以防止将磁芯插入到线圈中的磁芯的接合处的残余磁通 线圈端子到端子引脚上。 解决方案:具有设置有卷绕鼓12和端子保持部分16的线轴10,线圈部件被构造成通过将线材缠绕在卷绕鼓上形成卷绕部分,将线圈端子与端子销 并且,使磁芯(例如,一对E型芯30)配置在绕线筒的内部和外部。 端子销以从端子保持部的侧面侧向突出的形状设置,并且被线轴保持,磁芯与端子保持部的顶面接触。 在终端销突出在端子保持部的顶面的侧面附近的位置,形成有通量分解区域(例如,凸条24,凹槽等)的限制部 以防止残留磁通附着在磁芯上。 版权所有(C)2008,JPO&INPIT
    • 60. 发明专利
    • Inverter transformer
    • 逆变器变压器
    • JP2008124130A
    • 2008-05-29
    • JP2006303965
    • 2006-11-09
    • Sumida Corporationスミダコーポレーション株式会社
    • ITO TOMOHIRO
    • H01F38/08H05B41/02
    • PROBLEM TO BE SOLVED: To provide an inverter transformer which can increase a leakage inductance value while enhancing the connection between a primary coil and a secondary coil. SOLUTION: The primary coil 1 is disposed between the first secondary coil 2 and the second secondary coil 3 in concentric arrangement. An I core 6, which penetrates through three coils 1 to 3, and a first U core 7 compose a first core unit through which magnetic flux intersecting all of three coils 1 to 3 penetrates. A second U core 8 composes a second core unit through which only the magnetic flux intersecting the first secondary coil 2 but not intersecting the first coil 1 and the second secondary coil 3 penetrates. A third U core 9 composes a third core unit through which only the magnetic flux intersecting the second secondary coil 3 but not intersecting the first coil 1 and the first secondary coil 2 penetrates. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种可以在增强初级线圈和次级线圈之间的连接的同时增加漏电感值的逆变器变压器。 <1>解决方案:初级线圈1以同心的方式设置在第一次级线圈2和第二次级线圈3之间。 穿过三个线圈1至3的I芯6,第一U芯7构成与三个线圈1至3全部相交的磁通穿过的第一芯单元。 第二U芯8构成第二芯单元,仅通过与第一次级线圈2相交而不与第一线圈1和第二次级线圈3相交的磁通穿过第二芯单元。 第三U型芯9构成第三核心单元,仅通过与第二次级线圈3相交而不与第一线圈1和第一次级线圈2相交的磁通穿过第三核心单元。 版权所有(C)2008,JPO&INPIT