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    Protective element
    1.
    发明授权
    Protective element 有权

    公开(公告)号：US10109439B2

    公开(公告)日：2018-10-23

    申请号：US14779464

    申请日：2014-04-24

    Applicant: DEXERIALS CORPORATION

    Inventor： Chisato Komori ,  Koichi Mukai ,  Kazutaka Furuta ,  Toshiaki Araki ,  Koji Ejima ,  Takashi Fujihata

    IPC: H01H37/34 ,  H01H37/76 ,  H01H85/02

    Abstract: To spread flux evenly across the entire surface of a rectangular meltable conductor, a protective element includes: an insulating substrate; a heat-generating resistor disposed on the insulating substrate; a first and a second electrodes laminated onto the insulating substrate; a heat-generating element extracting electrode overlapping the heat-generating resistor in a state electrically insulated therefrom and electrically connected to the heat-generating resistor on a current path between the first and the second electrodes; a rectangular meltable conductor laminated between the heat-generating element extracting electrode and the first and the second electrodes for interrupting a current path between the first electrode and the second electrode by being melted by heat; and a plurality of flux bodies disposed on the meltable conductor; wherein the flux bodies are disposed along the heat-generating resistor.

    Protective element and protective circuit substrate using the same
    2.
    发明授权
    Protective element and protective circuit substrate using the same 有权

    公开(公告)号：US09870886B2

    公开(公告)日：2018-01-16

    申请号：US15045686

    申请日：2016-02-17

    Applicant: DEXERIALS CORPORATION

    Inventor： Yuji Furuuchi ,  Takashi Fujihata ,  Koichi Mukai

    IPC: H01H37/34 ,  H01H85/02

    CPC classification number: H01H37/34 ,  H01H85/0241 ,  H01H2085/0283

    Abstract: A protective element includes: a rectangurarly shaped insulating substrate; a heat-generating element formed on the insulating substrate; first and second electrodes laminated on a surface of the insulating substrate; first and second connecting terminals provided on a back surface of the insulating substrate and being continuous with the first and second electrodes; a heat-generating element extracting electrode provided on a current path between the first and the second electrodes and electrically connected to the heat-generating element; and a meltable conductor laminated on a region extending from the heat-generating element extracting electrode to the first and second electrodes and to be melted by heat to interrupt the current path between the first electrode and the second electrodes; wherein at least one of the corner portions of the insulating substrate is chamfered.

    Protective circuit substrate
    6.
    发明授权
    Protective circuit substrate 有权

    公开(公告)号：US10032583B2

    公开(公告)日：2018-07-24

    申请号：US15045584

    申请日：2016-02-17

    Applicant: DEXERIALS CORPORATION

    Inventor： Yuji Furuuchi ,  Takashi Fujihata ,  Koichi Mukai

    IPC: H01H37/04 ,  H01H37/34 ,  H01H37/76

    Abstract: In a protective circuit substrate having a circuit substrate and a protective element, the protective element including: an insulating substrate; a heat-generating element; first and second electrodes laminated on the insulating substrate; a first and second connecting terminals provided on one side edge of a mounting surface to be mounted to the circuit substrate, the first connecting terminals being continuous with the first and second electrodes; a heat-generating element extracting electrode provided in a current path between the first and second electrodes and electrically connected to the heat-generating element; and a meltable conductor provided between the first and second electrodes, wherein the circuit substrate includes a region for mounting the protective element in which no electrode pattern other than a connecting electrode to the protective element is provided.

    Protection element and protection circuit
    8.
    发明授权
    Protection element and protection circuit 有权

    公开(公告)号：US12068124B2

    公开(公告)日：2024-08-20

    申请号：US17628535

    申请日：2020-07-20

    Applicant: DEXERIALS CORPORATION

    Inventor： Koichi Mukai

    IPC: H01H37/76 ,  H01H85/02 ,  H01H85/50

    CPC classification number: H01H37/76 ,  H01H85/02 ,  H01H85/50

    Abstract: A protection element (10) of the present invention has a substrate (11), a first fuse element (12) and a second fuse element (13) connected in series on the substrate (11), a heater (14) connected between the first fuse element (12) and the second fuse element (13), a third upper electrode part (17) connected between the first fuse element (12) and the second fuse element (13) and connected to the heater (14) in series, a first conduction part (18) connected to the third upper electrode part (17) and having a lower resistance value than the heater (14), and a third lower electrode part (19) connected to the first conduction part (18) and configured to be connectable to an external protection circuit.

    Fuse
    9.
    外观设计
    Fuse 有权

    公开(公告)号：USD1011300S1

    公开(公告)日：2024-01-16

    申请号：US29792033

    申请日：2022-02-28

    Applicant: Dexerials Corporation

    Designer： Koichi Mukai

    Abstract: FIG. 1 is a top perspective view of a fuse showing my new design;
    FIG. 2 is a bottom perspective view thereof;
    FIG. 3 is a front view thereof, the rear view being identical;
    FIG. 4 is a right side thereof;
    FIG. 5 is a left side view thereof;
    FIG. 6 is a top view thereof;
    FIG. 7 is a bottom view thereof;
    FIG. 8 is a cross-section end view taken along line 8-8 in FIG. 3; and,
    FIG. 9 is a cross-section end view taken along line 9-9 in FIG. 4.
    The broken lines in the drawings depict portions of the fuse taht form no part of the claimed design.

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