A power feeder of a contactless power transmission device includes a housing base member, a primary coil provided on the housing base member and configured to generate magnetic flux, a cover attached to the housing base member and configured to cover the primary coil, a capacitance sensor including a detection electrode between the primary coil and the cover, and configured to detect foreign matter around the cover based on a change in capacitance detected using the detection electrode, and a high-dielectric member embedded in the cover and having a permittivity higher than that of a material for the cover.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Contactless power transmission device, and power feeder and power receiver for use in the same


    Beteiligte:

    Erscheinungsdatum :

    11.07.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    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 / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H01F MAGNETS , Magnete / H04B TRANSMISSION , Übertragung



    CONTACTLESS POWER FEEDER

    NISHIMURA KEIJI | Europäisches Patentamt | 2024

    Freier Zugriff

    CONTACTLESS POWER RECEIVER

    WADA KOTARO | Europäisches Patentamt | 2023

    Freier Zugriff

    Contactless power transmission device, contactless power reception device, and contactless power transmission system

    KOIZUMI MASAYOSHI / OHASHI OSAMU / OTA TOMOHIRO et al. | Europäisches Patentamt | 2018

    Freier Zugriff

    CONTACTLESS POWER TRANSMISSION DEVICE, CONTACTLESS POWER RECEPTION DEVICE, AND CONTACTLESS POWER TRANSMISSION SYSTEM

    KOIZUMI MASAYOSHI / OHASHI OSAMU / OTA TOMOHIRO et al. | Europäisches Patentamt | 2017

    Freier Zugriff

    CONTACTLESS POWER SUPPLY SYSTEM, CONTACTLESS POWER TRANSMISSION DEVICE, CONTACTLESS POWER RECEPTION DEVICE, AND METHOD FOR THE SAME

    TAKAHASHI MASAYA / NAKAYASHIKI YUKI / KANEZAKI MASAKI et al. | Europäisches Patentamt | 2024

    Freier Zugriff