AIR-CORE COIL WINDING FOR HVAC BLOWER

摘要

The invention relates to a fan motor in a ventilator for an interior ventilation system of a motor vehicle, comprising a first part having a plurality of radially aligned coils and a second part rotatably supported relative to the first part and having a plurality of radially aligned permanent magnets, wherein a concentric ring gap is formed between coils of the first part and permanent magnets of the second part, and the coils are air-core coils.