Bucket wheel for a cooling fan in an electronic component comprises a wheel hub having a wall and showing an air inlet opening, bars distributed around the wheel hub and joined to the wall of the hub and blades

摘要

Bucket wheel comprises a wheel hub having a wall and showing an air inlet opening, bars distributed around the wheel hub and joined to the wall of the hub and blades joined with the other ends of the bars on the inner side and with a ring on the lower side. Each blade contains a first section and a second section molded to the inner side of the first section. A guide ring is arranged between the sections of the blades. Preferred Features: The cross-section of the first and second sections of the blades is bent.