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1.发明申请CURRENT DETECTION DEVICE, ITS MANUFACTURING METHOD, AND ITS MOUNTING STRUCTURE 审中-公开电流检测装置及其制造方法及其安装结构公开(公告)号：US20160231359A1
公开(公告)日：2016-08-11
申请号：US15133759
申请日：2016-04-20
Applicant: KOA CORPORATION
Inventor： Keishi Nakamura , Masakazu Ito , Kenji Kameko
CPC classification number: G01R15/146 , G01R1/203 , G01R19/0092
Abstract: Provided is a current detection device, which is capable of measuring a large current with a high degree of accuracy and reliability. The current detection device comprises a first wiring member consisting of a highly conductive material, a second wiring member consisting of a highly conductive material, and a resistance body consisting of a metal material having a smaller temperature coefficient of resistance than the highly conductive materials used in the wiring members. The first wiring member and the second wiring member are welded to the resistance body, and the second wiring member is longer than the first wiring member. The second wiring member has a plurality of bent portions. The plurality of bent portions includes portions bent to horizontal direction and portions bent to vertical direction. Voltage detection terminals are formed in the vicinity of the resistance body on the first and second wiring members.
Abstract translation: 提供一种电流检测装置，其能够以高精度和可靠性测量大电流。 电流检测装置包括由高导电性材料构成的第一布线构件，由高导电性材料构成的第二布线构件，以及由与所使用的高导电性材料相比具有较小的电阻温度系数的金属材料构成的电阻体 接线件。 第一配线构件和第二配线构件焊接到电阻体上，第二配线构件比第一配线构件长。 第二配线构件具有多个弯曲部。 多个弯曲部分包括弯曲到水平方向的部分和弯曲到垂直方向的部分。 电压检测端子形成在第一和第二布线构件上的电阻体附近。
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公开(公告)号：US10578651B2
公开(公告)日：2020-03-03
申请号：US15738983
申请日：2016-06-14
Applicant: KOA CORPORATION
Inventor： Kosuke Arai , Kenji Kameko
IPC: G01R1/20 , G01R15/00 , H01C1/04 , H01C13/00 , G01R15/20 , G01R15/14 , G01R19/00 , H01C17/00 , G01R35/00 , G01R21/06 , G01R15/16 , G01R15/18 , G01R19/25
Abstract: Provided is a current sensing resistor made of electrically conductive metal, the resistor including a code display portion obtained by encoding characteristic information specific to the current sensing resistor and displaying the encoded characteristic information in a readable manner.
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公开(公告)号：US20150212115A1
公开(公告)日：2015-07-30
申请号：US14423907
申请日：2013-08-21
Applicant: KOA CORPORATION
Inventor： Keishi Nakamura , Koichi Hirasawa , Kenji Kameko
Abstract: Provided is a current detection resistor that is small and that inhibits influence of the skin effect due to high frequency current. The resistor includes a resistor body (11) and at least a pair of electrodes (12), wherein the resistor body (11) is configured in a pillar-shape having diameter of 4 mm or less disposed between the electrodes. Each of the electrodes (12) is made to be longer in the direction in which the electrodes are placed and longer than twice the distance between the electrodes, which sandwich the resistor body. Further, each of electrodes (12) is square pillar-shaped, and the resistor body is fixed to roughly to center of the electrode in cross-section.
Abstract translation: 提供了一种电流检测电阻器，其电阻小并且抑制由于高频电流引起的皮肤效应的影响。 电阻器包括电阻体（11）和至少一对电极（12），其中，电阻体（11）构成为直径为4mm以下的柱状，配置在电极之间。 每个电极（12）被制成在放置电极的方向上较长，并且长于夹在电阻体的电极之间的距离的两倍。 此外，每个电极（12）是方柱状的，并且电阻体在横截面中大致固定到电极的中心。
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公开(公告)号：US20230170112A1
公开(公告)日：2023-06-01
申请号：US17920927
申请日：2020-08-26
Applicant: KOA CORPORATION
Inventor： Kenji Kameko
CPC classification number: H01C7/06 , G01R15/146 , H01C1/14 , H01C17/00
Abstract: The present invention relates to a shunt resistor and a method for manufacturing the shunt resistor. The present invention relates to a current detection device including a shunt resistor. The shunt resistor (1) comprises a resistance element (5) and a pair of electrodes (6, 7) connected to both ends (5a, 5b) of the resistance element (5) in a first direction. The shunt resistor (1) has a projecting portion (11) formed on a side surface (1a), which is parallel to the first direction, of the shunt resistor (1), and a recessed portion (12) formed in a side surface (1b), which is an opposite side of the side surface (1a), of the shunt resistor (1), and extending in the same direction as the projection (11). The projecting portion (11) has a portion of the resistance element (5) and portions of the pair of electrodes (6, 7), and the recessed portion (12) has a side surface (5d) of the resistance element (5) parallel to the first direction.
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公开(公告)号：US20170003322A1
公开(公告)日：2017-01-05
申请号：US15113606
申请日：2015-01-30
Applicant: KOA CORPORATION
Inventor： Keishi Nakamura , Kenji Kameko
IPC: G01R15/14
CPC classification number: G01R15/146 , G01R1/203 , G01R19/0084 , G01R19/0092 , G01R35/005
Abstract: To provide a shunt resistor and a current detection device including the shunt resistor, to which a busbar, a board, and the like can be easily fixed with sufficient strength wherein only minimum processing of electrodes is required. Screwing members (bolt (14) and nut (15)) that are separate members from electrodes (12) of the resistor (10), are fixed on the electrodes (12). The current detection device includes the shunt resistor (10), which has at least a pair of electrodes (12). One screwing member (14) fixed beforehand on at least one electrode (12) is screw fastened with the other screwing member (15) while disposing a prescribed intervening member (20) between the one screwing member and the other screwing member. Here, the prescribed intervening member (20) includes a board mounting a current detection circuit thereon and/or busbars.
Abstract translation: 为了提供一种分流电阻器和包括分流电阻器的电流检测装置，可以以足够的强度容易地固定母线，电路板等，从而仅需要电极的最小处理。 与电阻器（10）的电极（12）成为分离的构件的螺钉构件（螺栓（14）和螺母（15））固定在电极（12）上。 电流检测装置包括分流电阻器（10），其具有至少一对电极（12）。 预先固定在至少一个电极（12）上的一个螺纹构件（14）与另一个螺纹构件（15）螺钉紧固，同时在一个螺纹构件和另一个螺纹构件之间设置规定的中间构件（20）。 这里，规定的中间构件（20）包括在其上安装电流检测电路的板和/或母线。
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Patent Agency Ranking
公开(公告)号：US20140370754A1
公开(公告)日：2014-12-18
申请号：US14374712
申请日：2013-01-29
Applicant: KOA CORPORATION
Inventor： Kenji Kameko , Koichi Hirasawa , Yoshinori Aruga
Abstract: Provided is a connection structure for a detection terminal of shunt resistor that allows a lead wire, that is to be connected to an electrode of the shunt resistor and is for detecting electrical current, to be easily and compactly connected to the electrode within a narrow and small module. A terminal connection structure for a resistor, which connects a detection terminal to an electrode, comprises a shunt resistor (13) that has a pair of electrodes (12) at both ends of a resistor body (11); a connector base (14) formed of insulating material; and an electrically conductive section (15a) formed on the connector base (14); wherein the connector base (14) is fit onto the shunt resistor (13) such that the electrically conductive section (15a) is electrically connected to the electrodes (12). The connector base (14) is provided with a joint section (C) that can be fit onto the resistor body (11). The resistor body (11) and the electrode (12) is provided with a level difference and the connector base (14) is fit into between the electrodes (12,12).
Abstract translation: 提供了一种用于分流电阻器的检测端子的连接结构，其允许将连接到分流电阻器的电极并用于检测电流的引线容易且紧凑地连接到窄电极内的电极，并且 小模块 用于将检测端子连接到电极的电阻器的端子连接结构包括在电阻体（11）的两端具有一对电极（12）的分流电阻（13）。 由绝缘材料形成的连接器基座（14） 和形成在所述连接器基座（14）上的导电部（15a）。 其中所述连接器基座（14）装配到所述分流电阻器（13）上，使得所述导电部分（15a）电连接到所述电极（12）。 连接器基座（14）设置有能够配合在电阻体（11）上的接合部（C）。 电阻体（11）和电极（12）具有电平差，并且连接器基座（14）装配在电极（12,12）之间。
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公开(公告)号：US10473695B2
公开(公告)日：2019-11-12
申请号：US15572938
申请日：2016-05-13
Applicant: KOA CORPORATION
Inventor： Kenji Kameko , Junpei Yamamoto , Keishi Nakamura
Abstract: Provided is a current detection device in which, to a bus bar type shunt resistor, another member can be easily connected and fixed by means of rotational fastening of screw members. The current detection device is provided with: a pair of wiring members (11, 12) consisting of electrically conductive metal material; a resistor body (13) consisting of metal material having a smaller temperature coefficient of resistance than the wiring members and which is bonded to the wiring members; and a screw member (16) which is fixed to at least one of the wiring members and which is a separate member from the wiring members. One screw member (16) is fixed to one surface of the wiring members (11, 12), and another screw member (17) is rotationally fastened to the one screw member (16) sandwiching another member (18, 19) disposed on the other surface of the wiring members (11,12).
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公开(公告)号：US10157698B2
公开(公告)日：2018-12-18
申请号：US15301578
申请日：2015-04-06
Applicant: KOA CORPORATION
Inventor： Keishi Nakamura , Kenji Kameko
Abstract: In a metal plate resistor, the bonded surface between the resistance body and the electrode can be prevented from peeling off. The metal plate resistor comprises a resistance body; an electrode consisting of metal material having a higher conductivity than the resistance body, and the electrode bonded with the resistance body; a recessed portion formed in an end face of the electrode on a side bonded with the resistance body; and a fixation hole formed in the electrode for inserting a bolt; wherein an end portion of the resistance body is fitted into the recessed portion in the electrode. The recessed portion is provided with wall portions on both sides in a width direction of the resistance body, and in a direction substantially perpendicular to a penetration direction of the fixation hole. The recessed portion is opened to an end face and a first surface of the electrode.
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公开(公告)号：US20180156847A1
公开(公告)日：2018-06-07
申请号：US15737930
申请日：2016-06-27
Applicant: KOA CORPORATION
Inventor： Keishi Nakamura , Ryo Osawa , Susumu Toyoda , Kenji Kameko , Kaoru Shinoda
IPC: G01R19/00
CPC classification number: G01R19/0092 , G01R1/203 , G01R31/42
Abstract: Provided is a compact and easily mountable current detection device in which a resistor body can be easily inserted in a current path, and a voltage value produced by the current can be easily obtained. The current detection device comprises a unit metal member (11A, 11B, 11C) that pass a current to be detected, a pair of voltage terminals (14, 14), which obtain a voltage signal from the unit metal member, and a holding member (16) that holds a plural of the unit metal members in parallel. A plural of the unit metal members (11A, 11B, 11C) is interposed between the holding member (16) and the board (17) on which a plural of wiring patterns is formed, and each pair of the voltage terminals (14, 14) of the unit metal member is connected to each wiring pattern formed on the board.
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公开(公告)号：US20180156844A1
公开(公告)日：2018-06-07
申请号：US15572938
申请日：2016-05-13
Applicant: KOA CORPORATION
Inventor： Kenji Kameko , Junpei Yamamoto , Keishi Nakamura
CPC classification number: G01R15/146 , G01R1/203 , G01R19/0092 , G01R19/32 , H01C1/148 , H01C7/06 , H01C13/02
Abstract: Provided is a current detection device in which, to a bus bar type shunt resistor, another member can be easily connected and fixed by means of rotational fastening of screw members. The current detection device is provided with: a pair of wiring members (11, 12) consisting of electrically conductive metal material; a resistor body (13) consisting of metal material having a smaller temperature coefficient of resistance than the wiring members and which is bonded to the wiring members; and a screw member (16) which is fixed to at least one of the wiring members and which is a separate member from the wiring members. One screw member (16) is fixed to one surface of the wiring members (11, 12), and another screw member (17) is rotationally fastened to the one screw member (16) sandwiching another member (18, 19) disposed on the other surface of the wiring members (11,12).
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