A wireless power transfer arrangement for an elevator car of an elevator is presented. The wireless power transfer arrangement comprises primary winding units distantly arranged with respect to each other at first positions of an elevator shaft along which the elevator car is configured to be moved, at least one secondary winding unit arranged to the elevator car. Each one of the primary winding units and the at least one secondary winding unit are arranged so that there is a gap between said winding units for enabling movement of the secondary winding unit with respect to the primary winding units and for establishing an inductive coupling between said winding units whenever said winding units are arranged to face each other at one of the first positions.
WIRELESS POWER TRANSFER ARRANGEMENT FOR AN ELEVATOR CAR AND AN ELEVATOR
2018-11-22
Patent
Elektronische Ressource
Englisch
WIRELESS POWER TRANSFER ARRANGEMENT FOR AN ELEVATOR CAR AND AN ELEVATOR
Europäisches Patentamt | 2018
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