The present disclosure provides a power transmission coil structure (1) comprising: a first magnetic material (10) having a flat shape; a second magnetic material (20) including a central magnetic material (21) provided on a center portion of a surface of the first magnetic material (10), and a peripheral magnetic material (22) provided on a peripheral portion of the surface of the first magnetic material (10); a third magnetic material (30) provided between the central magnetic material (21) and the peripheral magnetic material (22); and a coil (40) disposed in a surface portion of the third magnetic material (30) and wound around the central magnetic material (21), wherein the second magnetic material (20) has a relative permeability that is three times or greater than the third magnetic material (30).


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    Title :

    POWER TRANSMISSION COIL STRUCTURE AND POWER TRANSMISSION DEVICE EQUIPPED WITH SAME


    Additional title:

    LEISTUNGSÜBERTRAGUNGSSPULENSTRUKTUR UND LEISTUNGSÜBERTRAGUNGSVORRICHTUNG DAMIT
    STRUCTURE DE BOBINE DE TRANSMISSION DE PUISSANCE ET DISPOSITIF DE TRANSMISSION DE PUISSANCE ÉQUIPÉ DE CELLE-CI


    Contributors:
    KOUJIMA JUN (author)

    Publication date :

    2025-01-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01F MAGNETS , Magnete



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