A power transmission apparatus includes: a power transmission coil which is formed to surround a winding axis extending in the top-bottom direction, and which has a hollow formed in a center thereof; a ferrite core which has an upper surface on which the power transmission coil is disposed, and which has an opening formed therein, the opening located in the hollow in the power transmission coil when viewed from above; and a metal member located in the hollow and the opening when viewed from above the power transmission coil and the ferrite core.
Power transmission apparatus and power reception apparatus
2018-12-11
Patent
Elektronische Ressource
Englisch
IPC: | H01F MAGNETS , Magnete / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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