(under subclass 107) Subject matter wherein the charging circuit includes a transformer to transfer electrical energy between the charging source and the load to be charged (e.g., with the primary winding of the transformer connected to the charging source and the secondary winding of the transformer connected to the battery).
SEE OR SEARCH THIS CLASS, SUBCLASS:
109, for charging station for electric vehicles.
139, for pulse control battery charging.
SEE OR SEARCH CLASS
336, Inductor Devices, Dig. 2 for separable inductor devices.