公开(公告)号：EP3605571A1

公开(公告)日：2020-02-05

申请号：EP19197592.9

申请日：2015-09-03

申请人： Sumida Corporation

发明人： TAKAHASHI, Motomi ,  KAJIYAMA, Tomohiro ,  TANAKA, Teruaki ,  SAKAMOTO, Shinichi ,  OKI, Juichi ,  KAWARAI, Mitsugu ,  OTSUKA, Tsutomu

IPC分类号： H01F41/02 ,  H01F41/00 ,  H01F41/076 ,  H01F41/061 ,  H01F17/04 ,  H01F27/28 ,  H01F27/29 ,  B29C43/00 ,  B29C43/18 ,  B22F1/00

摘要： A manufacturing method of a coil component (100) comprising the steps of: preparing a coil assembly body (10) in which a coil (15) is attached on a magnetic core (12) and a mold body (60) which is formed with a cavity portion (62) in the inside thereof and which includes at least one opening portion (70), putting a viscous admixture (50) including magnetic powders and thermosetting resin and the coil assembly body (10) in the cavity portion (62), pushing the put-in viscous admixture (50) in the mold body (60), and thermally-curing the pushed-in viscous admixture and forming a magnetic exterior body (20) which covers the coil assembly body (10). In the step of pushing, a press body (30) is used.

公开(公告)号：EP3133618A1

公开(公告)日：2017-02-22

申请号：EP16183295.1

申请日：2016-08-09

申请人： Sumida Corporation

发明人： OKI, Juichi ,  KAJIYAMA, Tomohiro

IPC分类号： H01F41/00 ,  H01F41/02

摘要： A manufacturing method of a coil component (10) including the steps of: assembling and forming a coil assembly body (20) in which a coil (40) is attached to a magnetic-body core (30); and inputting the coil assembly body (20) and a putty-like admixture (200) including magnetic powders and a thermosetting resin into an inner cylindrical portion (132) of a die (130, 130B), further including the steps of: pressing the admixture (200) which is inputted into the inner cylindrical portion (132), applying vibration for giving shear force with respect to the admixture (200) which is inputted into the inner cylindrical portion (132) for decreasing the viscosity of the aforesaid admixture (200), and thermosetting and forming a magnetic cover portion (50) by heating an integrated object comprised of the admixture (200) which was applied with the vibration and the coil assembly body (20) and by thermally-curing the thermosetting resin included in the admixture (200).

摘要翻译： 包括以下步骤的线圈部件的制造方法（10）：组装和形成其中一个线圈（40）被附着于磁性体芯（30）的线圈组件体（20）; 和输入线圈组件体（20）和一个油灰状混合物（200）包括磁性粉末和热硬化性树脂为a的内筒部（132）（130，130B），还包括如下步骤：按 混合物（200），所有这些都被输入到内筒部（132），施加振动，用于相对于该混合物（200），用于降低上述混合物的粘度赋予剪切力所有这一切都被输入到内筒部（132）（ 200），和热固性和形成磁性盖部分（50）通过加热至由将其与振动和线圈组件体（20施加的混合物（200）的集成的目的），并通过热固化该热固性树脂包括在 该混合物（200）。

公开(公告)号：EP3401934A1

公开(公告)日：2018-11-14

申请号：EP18162868.6

申请日：2018-03-20

申请人： Sumida Corporation

发明人： KAJIYAMA, Tomohiro

IPC分类号： H01F3/10 ,  H01F3/14 ,  H01F17/04 ,  H01F37/00

CPC分类号： H01F27/24 ,  H01F3/10 ,  H01F3/14 ,  H01F17/045 ,  H01F27/2823 ,  H01F37/00 ,  H01F2003/106 ,  H01F2017/046 ,  H01F2017/048

摘要： A coil component including: a first magnetic core including a columnar portion; a second magnetic core having a facing surface which faces one end surface of the columnar portion; a magnetic-gap layer which is constituted by a non-magnetic material, which is arranged between the facing surface and the one end surface, and which forms a magnetic gap between the facing surface and the one end surface; a coil through which the columnar portion is inserted; and a magnetic molded-body which is constituted by a magnetic material and which covers the first magnetic core and the coil, wherein when watching along the axial center direction of the columnar portion, the magnetic-gap layer protrudes to the periphery of the columnar portion.

公开(公告)号：EP3188202A1

公开(公告)日：2017-07-05

申请号：EP17155911.5

申请日：2016-02-23

申请人： Sumida Corporation

发明人： KAWARAI, Mitsugu ,  YAMADA, Satoru ,  KIKUCHI, Kazuyuki ,  KAJIYAMA, Tomohiro ,  OOKI, Juichi ,  TAKAHASHI, Motomi ,  OTSUKA, Tsutomu

IPC分类号： H01F27/00

CPC分类号： H01F27/24 ,  H01F27/00 ,  H01F27/2823 ,  H01F27/29

摘要： An electronic component which includes a bottom surface, and a plurality of side-surfaces, comprising: a magnetic-body core (601; 801; 901) including a plate-shaped portion (611; 811; 911) and a core portion (612; 812; 912) which extends from the upper surface of the plate-shaped portion (611; 811; 911); a winding wire (602; 802; 902) which includes a wound portion (621; 821; 921) wound by a rectangular wire into an Edgewise winding form and two non-wound portions (622, 623; 822, 823; 922, 923) extending from the wound portion (621; 821; 921) up to two distal ends (622a, 623a; 822a, 823a; 922a, 923a), and of which the core portion (612; 812; 912) is inserted through the wound portion (621; 821; 921); and a magnetic exterior body (603; 803; 903) which covers at least the wound portion (621; 821; 921) and the core portion (612; 812; 912), wherein the two non-wound portions (622, 623; 822, 823; 922, 923) are respectively arranged along the bottom surface, and at least one of the side-surfaces, and the portions arranged along the bottom surface of the two non-wound portions (622, 623; 822, 823; 922, 923) are electrodes.

摘要翻译： 1。一种电子部件，包括底面和多个侧面，所述电子部件包括：包括板状部分（611; 811; 911）和芯部分（612）的磁体芯体（601,801,901） ; 812; 912），其从板状部分（611; 811; 911）的上表面延伸; （602; 802; 902），该绕组（602; 802; 902）包括由扁线绕成扁绕形状的卷绕部分（621; 821; 921）和两个非卷绕部分（622,623; 822,823; 922,923 ）从卷绕部分（621; 821; 921）延伸到两个远端（622a，623a; 822a，823a; 922a，923a），并且其中芯部分（612; 812; 912）插入穿过伤口 部分（621; 821; 921）; 和至少覆盖所述卷绕部分（621; 821; 921）和所述芯部分（612; 812; 912）的磁性外部主体（603; 803; 903），其中所述两个非卷绕部分（622,623; 所述两个非缠绕部分（622,623; 822,823; 822,823; 922,923）沿所述底表面分别布置，并且所述侧表面中的至少一个和沿着所述两个非缠绕部分（622,623; 822,823; 922,923）是电极。

公开(公告)号：EP3067902A3

公开(公告)日：2016-10-05

申请号：EP16156895.1

申请日：2016-02-23

申请人： Sumida Corporation

发明人： KAWARAI, Mitsugu ,  YAMADA, Satoru ,  KIKUCHI, Kazuyuki ,  KAJIYAMA, Tomohiro ,  OOKI, Juichi ,  TAKAHASHI, Motomi ,  OTSUKA, Tsutomu

IPC分类号： H01F27/00

CPC分类号： H01F27/24 ,  H01F27/00 ,  H01F27/2823 ,  H01F27/29

摘要： An electronic component which includes a first side-surface and a second side-surface facing the first side-surface, including: a magnetic-body core (101) including a plate-shaped portion (111) and a core portion (112); a winding wire (102) which includes a wound portion (121) wound with a rectangular wire and two non-wound portions (122,123), and of which the core portion (112) is inserted through the wound portion (121); a magnetic exterior body (103); a first electrode member (104) including a first side-surface exposed-portion (104b); and a second electrode member (105) including a second side-surface exposed-portion (105b), wherein the first side-surface exposed-portion (104b) includes a first connecting portion (104c) which extends along the height direction of the first side-surface, the first connecting portion (104c) is connected to one (122) of the non-wound portions, the second side-surface exposed-portion (105b) includes a second connecting portion (105c) which extends along the height direction of the second side-surface, and the second connecting portion (105c) is connected to the other of the non-wound portions (123).

公开(公告)号：EP3133618B1

公开(公告)日：2020-11-18

申请号：EP16183295.1

申请日：2016-08-09

申请人： Sumida Corporation

发明人： OKI, Juichi ,  KAJIYAMA, Tomohiro

IPC分类号： H01F41/00 ,  H01F41/02

公开(公告)号：EP2996124B1

公开(公告)日：2019-11-06

申请号：EP15183716.8

申请日：2015-09-03

申请人： Sumida Corporation

发明人： TAKAHASHI, Motomi ,  KAJIYAMA, Tomohiro ,  TANAKA, Teruaki ,  SAKAMOTO, Shinichi ,  OKI, Juichi ,  KAWARAI, Mitsugu ,  OTSUKA, Tsutomu

IPC分类号： H01F41/02 ,  H01F41/00 ,  H01F41/076 ,  H01F41/061 ,  H01F17/04 ,  H01F27/28 ,  H01F27/29 ,  B29C43/00 ,  B22F3/00

公开(公告)号：EP4279203A2

公开(公告)日：2023-11-22

申请号：EP23200457.2

申请日：2015-09-03

申请人： SUMIDA CORPORATION

发明人： TAKAHASHI, Motomi ,  KAJIYAMA, Tomohiro ,  TANAKA, Teruaki ,  SAKAMOTO, Shinichi ,  OKI, Juichi ,  KAWARAI, Mitsugu ,  OTSUKA, Tsutomu

IPC分类号： B22F1/10

摘要： A manufacturing method of a coil component (100) comprising the steps of: preparing a coil assembly body (10), in which a coil (15) is attached on a magnetic core (12), and a mold body (60), which is formed with a cavity portion (62) in the inside thereof and which includes at least one opening portion (70), putting a viscous admixture (50) including magnetic powders and thermosetting resin in the cavity portion (62) of the mold body (60), then placing the coil assembly body (10) on the viscous admixture (50) such that terminal portions (16) are to be exposed from the viscous admixture (50), pushing the coil assembly body (10) into the viscous admixture (50) in the mold body (60) by descending a press body (30) without rotation, the coil assembly body (10) being pushed in so as to be buried in the viscous admixture (50) except the terminal portions (16), and thermally-curing the viscous admixture (50) and forming a magnetic exterior body (20) which covers the coil assembly body (10).

公开(公告)号：EP3067902A2

公开(公告)日：2016-09-14

申请号：EP16156895.1

申请日：2016-02-23

申请人： Sumida Corporation

发明人： KAWARAI, Mitsugu ,  YAMADA, Satoru ,  KIKUCHI, Kazuyuki ,  KAJIYAMA, Tomohiro ,  OOKI, Juichi ,  TAKAHASHI, Motomi ,  OTSUKA, Tsutomu

IPC分类号： H01F27/00

CPC分类号： H01F27/24 ,  H01F27/00 ,  H01F27/2823 ,  H01F27/29

摘要： An electronic component which includes a first side-surface and a second side-surface facing the first side-surface, including: a magnetic-body core (101) including a plate-shaped portion (111) and a core portion (112); a winding wire (102) which includes a wound portion (121) wound with a rectangular wire and two non-wound portions (122,123), and of which the core portion (112) is inserted through the wound portion (121); a magnetic exterior body (103); a first electrode member (104) including a first side-surface exposed-portion (104b); and a second electrode member (105) including a second side-surface exposed-portion (105b), wherein the first side-surface exposed-portion (104b) includes a first connecting portion (104c) which extends along the height direction of the first side-surface, the first connecting portion (104c) is connected to one (122) of the non-wound portions, the second side-surface exposed-portion (105b) includes a second connecting portion (105c) which extends along the height direction of the second side-surface, and the second connecting portion (105c) is connected to the other of the non-wound portions (123).

摘要翻译： 1。一种电子部件，其特征在于，包括：第一侧面以及与所述第一侧面相对的第二侧面，所述电子部件包括：具有板状部分和芯部分的磁性体芯部， （102），其包括卷绕有扁线的卷绕部（121）和两个非卷绕部（122,123），并且所述芯部（112）贯穿所述卷绕部（121）。 一个磁性外壳体（103）; 包括第一侧表面暴露部分（104b）的第一电极部件（104） 和包括第二侧表面暴露部分（105b）的第二电极部件（105），其中第一侧表面暴露部分（104b）包括沿着第一侧表面暴露部分（104b）的高度方向延伸的第一连接部分 所述第一连接部104c与所述非卷绕部122中的一个连接，所述第二侧面露出部105b具有沿着所述高度方向延伸的第二连接部105c， ，第二连接部分（105c）连接到另一个非缠绕部分（123）。

公开(公告)号：EP2996124A1

公开(公告)日：2016-03-16

申请号：EP15183716.8

申请日：2015-09-03

申请人： Sumida Corporation

发明人： TAKAHASHI, Motomi ,  KAJIYAMA, Tomohiro ,  TANAKA, Teruaki ,  SAKAMOTO, Shinichi ,  OKI, Juichi ,  KAWARAI, Mitsugu ,  OTSUKA, Tsutomu

IPC分类号： H01F41/02 ,  H01F41/00 ,  H01F41/076 ,  H01F41/061 ,  H01F17/04 ,  H01F27/28 ,  H01F27/29 ,  B29C43/00 ,  B22F3/00

摘要： A manufacturing method of a coil component (100) comprising the steps of: preparing a coil assembly body (10) in which a coil (15) is attached on a magnetic core (12) and a mold body (60) which is formed with a cavity portion (62) in the inside thereof and which includes at least one opening portion (70), putting a viscous admixture (50) including magnetic powders and thermosetting resin and the coil assembly body (10) in the cavity portion (62), pushing the put-in viscous admixture (50) in the mold body (60), and thermally-curing the pushed-in viscous admixture and forming a magnetic exterior body (20) which covers the coil assembly body (10).

摘要翻译： 一种线圈部件（100）的制造方法，包括以下步骤：制备线圈组件体（10），其中线圈（15）安装在磁芯（12）上，模具体（60）形成有 在其内部的空腔部分（62），并且包括至少一个开口部分（70），将包括磁粉和热固性树脂的粘性混合物（50）和线圈组件主体（10）放入空腔部分（62）中， 将铸入粘性外加剂（50）推入模体（60）中，并热固化推入的粘性外加剂并形成覆盖线圈组件体（10）的磁性外体（20）。