专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2009239159A Laminated electronic component, and method of manufacturing the same 审中-公开
标题翻译：层压电子元件及其制造方法
公开(公告)号：JP2009239159A
公开(公告)日：2009-10-15
申请号：JP2008085840
申请日：2008-03-28
申请人： Toko Inc , 東光株式会社
发明人： SAKAKURA MITSUO , NAGASAWA TADAYOSHI , KOBAYASHI SEIICHI , KAJIWARA KENTA
IPC分类号： H01F17/00 , H01F17/04 , H01F41/04
摘要： PROBLEM TO BE SOLVED: To solve a problem in a conventional laminated electronic component wherein, a material insulation resistance value is dropped or fluctuated due to a structural defect of a magnetic material such as ferrite, and the insulation property and the breakdown voltage property of the laminated electronic component cannot be secured, and the occurrence of current leak between external terminals cannot be prevented by contamination occurring on a surface of the laminated electronic component.
SOLUTION: In the laminated electronic component, an insulator layer and a conductor pattern are laminated and at least one coil is formed in a laminate. The coil includes a winding part, a first extraction part and a second extraction part. The laminate is composed of magnetic ceramics 11C-11G and nonmagnetic ceramics 13D-13H, the winding part of the coil and the first and second extraction parts thereof are covered with the nonmagnetic ceramics, the magnetic ceramics are arranged to surround the nonmagnetic ceramics; and the surfaces of the magnetic ceramics are covered with glass. External terminals are formed on the surfaces of the magnetic ceramics covered with the glass, and the external terminals are connected to the first and second extraction parts.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题为了解决由于诸如铁素体的磁性材料的结构缺陷导致材料绝缘电阻值下降或波动的常规层压电子部件的问题，并且绝缘性能和击穿电压不能确保层叠电子部件的特性，并且不能通过在层叠电子部件的表面上发生污染来防止外部端子之间的电流泄漏的发生。解决方案：在层叠电子部件中，层叠绝缘体层和导体图案，并且在层叠体中形成至少一个线圈。线圈包括绕组部分，第一提取部分和第二提取部分。层叠体由磁性陶瓷11C-11G和非磁性陶瓷13D-13H构成，线圈的绕组部分和第一和第二提取部分被非磁性陶瓷覆盖，磁性陶瓷被布置成围绕非磁性陶瓷; 磁性陶瓷的表面被玻璃覆盖。外部端子形成在被玻璃覆盖的磁性陶瓷的表面上，外部端子连接到第一和第二提取部分。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2004153067A Laminated inductor 审中-公开
标题翻译：层压电感器
公开(公告)号：JP2004153067A
公开(公告)日：2004-05-27
申请号：JP2002317459
申请日：2002-10-31
申请人： Toko Inc , 東光株式会社
发明人： NOGUCHI YUTAKA , KAJIWARA KENTA , NAGASAWA TADAYOSHI
IPC分类号： H01F37/00 , H01F17/00
摘要： PROBLEM TO BE SOLVED: To provide a laminated inductor which can increase the area where magnetic flux can pass on a coil axial part, thereby improving a Q value and an inductance value.
SOLUTION: Insulating layers and conductor patterns for a coil are laminated, and the conductor patterns for the coil each being sandwiched between insulating layers are connected spirally to form a coil in a laminate. Ends of the coil are connected to external terminals formed on the end faces of the laminate. Each conductor pattern for the coil has land patterns at its ends, and the land patterns are arranged at outer side than the inner circumference of the coil so that these land patterns are prevented from protruding to the coil axial part where the coil is wound.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种层叠电感器，其可以增加线圈轴向部分上的磁通量可以通过的面积，从而提高Q值和电感值。解决方案：层叠绝缘层和线圈导体图案，并且每个被夹在绝缘层之间的线圈的导体图案螺旋地连接以形成层叠体中的线圈。线圈的端部连接到形成在层叠体的端面上的外部端子。用于线圈的每个导体图案在其端部具有焊盘图案，并且焊盘图案布置在线圈的内周的外侧，使得防止这些焊盘图案突出到线圈缠绕的线圈轴向部分。版权所有（C）2004，JPO

3. 发明专利

JP2007027354A Laminated electronic component and manufacturing method thereof 有权
标题翻译：层压电子元件及其制造方法
公开(公告)号：JP2007027354A
公开(公告)日：2007-02-01
申请号：JP2005206541
申请日：2005-07-15
申请人： Toko Inc , 東光株式会社
发明人： SAKAKURA MITSUO , KOBAYASHI SEIICHI , WATANABE KUNIAKI , YAMAMOTO MAKOTO , KAJIWARA KENTA
IPC分类号： H01F17/00 , H01F41/04
摘要： PROBLEM TO BE SOLVED: To provide a laminated electronic component which has good DC current superimposition characteristic and can be applied with a large current while it is small and low height, and a manufacturing method thereof.
SOLUTION: In the laminated electronic component, metal magnetic layers 11A-11F and conductor patterns 12A-12E are laminated, and a coil is formed inside the laminated body. This stacked body is baked at a temperature of not less than 400°C. A baking atmosphere for baking the laminated body is a non-oxidization atmosphere such as vacuum, oxygen-free or low oxygen partial pressure, and after baking the laminated body, a thermosetting resin is impregnated into a gap of the laminated body.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有良好的DC电流叠加特性的并且可以在较小的高度下被施加大电流的层叠电子部件及其制造方法。解决方案：在层叠电子部件中，层压金属磁性层11A-11F和导体图案12A-12E，并且在层叠体内形成线圈。该堆叠体在不低于400℃的温度下烘烤。用于烘烤层叠体的烘烤气氛是非氧化气氛如真空，无氧或低氧分压，并且在烘烤层压体之后，将热固性树脂浸渍在层压体的间隙中。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2007027353A Method of manufacturing laminated electronic component 有权
标题翻译：制造层压电子元件的方法
公开(公告)号：JP2007027353A
公开(公告)日：2007-02-01
申请号：JP2005206540
申请日：2005-07-15
申请人： Toko Inc , 東光株式会社
发明人： SAKAKURA MITSUO , KOBAYASHI SEIICHI , WATANABE KUNIAKI , YAMAMOTO MAKOTO , KAJIWARA KENTA
IPC分类号： H01F41/04
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a laminated electronic component which has good DC superimposition characteristic and can be applied with a large current while it is small and low height.
SOLUTION: In the method of manufacturing a laminated electronic component, metal magnetic layers 11A-11F formed by using a metal magnetic paste containing magnetic particles and a thermosetting resin and conductor patterns 12A-12E formed by using a metal magnetic paste are laminated. A coil is formed in each of these laminated bodies.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有良好的直流叠加特性的并且可以应用大电流同时具有小而低的高度的层叠电子部件的制造方法。解决方案：在层叠电子部件的制造方法中，通过使用含有磁性粒子的金属磁性浆料和热固性树脂形成的金属磁性层11A-11F和使用金属磁性浆料形成的导体图案12A-12E层压。在这些层叠体中的每一个中形成线圈。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2014053396A Laminated inductor 有权
标题翻译：层压电感器
公开(公告)号：JP2014053396A
公开(公告)日：2014-03-20
申请号：JP2012195828
申请日：2012-09-06
申请人： Toko Inc , 東光株式会社
发明人： KAJIWARA KENTA , NOGUCHI YUTAKA , YAMAMOTO MAKOTO
IPC分类号： H01F17/00 , H01F17/04
摘要： PROBLEM TO BE SOLVED: To solve the problem in which, when a nonmagnetic material part is formed around a coil pattern, an inductance value becomes small and the laminated inductor in which a nonmagnetic material layer is formed between the conductor patterns, when the inductance value is adjusted with a thickness of the nonmagnetic material layer or the number of the nonmagnetic material layers, magnetic resistance increases and AC loss increases.SOLUTION: By laminating magnetic material layers and conductor patterns and connecting conductor patterns between magnetic material layers, a coil pattern that superposes in a lamination direction and circles in the laminate is formed. First nonmagnetic material parts are formed between respective conductor patterns and second nonmagnetic material parts are formed in parts surrounded by conductor patterns at surface sides of respective conductor patterns closest to a surface of the laminate. A nonmagnetic material layer that is exposed to the surface of the laminate is formed between the second nonmagnetic material parts.
摘要翻译：要解决的问题：为了解决当绕线圈图案形成非磁性材料部分时，电感值变小，并且在导体图案之间形成有非磁性材料层的层叠电感器，当电感值通过非磁性材料层的厚度或非磁性材料层的数量进行调整，磁阻增加，AC损耗增加。解决方案：通过层叠磁性材料层和导体图案以及在磁性材料层之间连接导体图案，线圈图案层叠方向叠置，形成层叠体的圆形。在相应的导体图案之间形成第一非磁性材料部分，并且第二非磁性材料部分形成在由最接近层压体表面的相应导体图案的表面侧处的导体图案围绕的部分中。在第二非磁性材料部分之间形成暴露于层压体表面的非磁性材料层。

6. 发明专利

JP2012160506A Laminated type inductor 审中-公开
标题翻译：层压型电感器
公开(公告)号：JP2012160506A
公开(公告)日：2012-08-23
申请号：JP2011017580
申请日：2011-01-31
申请人： Toko Inc , 東光株式会社
发明人： KAJIWARA KENTA , NOGUCHI YUTAKA , YAMAMOTO MAKOTO
IPC分类号： H01F17/00 , H01F17/04
摘要： PROBLEM TO BE SOLVED: To solve the following problem: When a DC current running through a coil pattern is increased, a laminated body is locally magnetically saturated and, when a non-magnetic layer functioning as a magnetic gap is formed on the outside of the coil pattern, a distance between surfaces of the non-magnetic layer and the laminated body in the vertical direction becomes smaller, a phenomenon of the volume of the magnetic body at this portion occurs and a predetermined inductance value cannot be obtained.SOLUTION: A magnetic layer and a conductor pattern are layered, and a conductor pattern between the magnetic layers is connected to be superimposed in a laminated body in the lamination direction, thereby to form a circulating coil pattern. Between the conductor patterns, a non-magnetic substance is formed. A non-magnetic layer is formed more inward than the surface side of the conductor pattern nearest to the surface of the laminated body.
摘要翻译：解决以下问题：当通过线圈图案流过的直流电流增加时，层叠体局部磁饱和，并且当形成作为磁隙的非磁性层时在线圈图案之外，非磁性层的表面与层叠体的垂直方向之间的距离变小，在该部分发生磁体的体积现象，并且不能获得预定的电感值。解决方案：层叠磁性层和导体图案，并且磁性层之间的导体图案在层叠方向上叠加在叠层体中，从而形成循环线圈图案。在导体图案之间形成非磁性物质。比最接近层叠体的表面的导体图案的表面侧更向内形成非磁性层。版权所有（C）2012，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式