A coil unit includes a second self-resonant coil (110) electromagnetically resonating with a spaced, first self-resonant coil (240) to perform at least one of transmitting power to the first self-resonant coil (240) and receiving power from the first self-resonant coil (240), the second self-resonant coil (110) including a first coil (115) and a plurality of second coils (111, 112, 113, 114) provided inside the first coil (115), the direction of a magnetic field formed by the first coil (115) is the same as those formed by the second coils (111, 112, 113, 114).
COIL UNIT, NON-CONTACT ELECTRIC POWER TRANSMISSION APPARATUS, VEHICLE AND NON-CONTACT POWER SUPPLY SYSTEM
SPULENEINHEIT, KONTAKTLOSE ENERGIEÜBERTRAGUNGSVORRICHTUNG, FAHRZEUG UND KONTAKTLOSES ENERGIEVERSORGUNGSSYSTEM
UNITÉ DE BOBINES, APPAREIL DE TRANSMISSION D'ÉNERGIE ÉLECTRIQUE SANS CONTACT, VÉHICULE ET SYSTÈME D'ALIMENTATION ÉLECTRIQUE SANS CONTACT
2020-03-25
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01F MAGNETS , Magnete / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
European Patent Office | 2017
|European Patent Office | 2015
|