Abstract: A fan comprises a hub and at least one blade coupled to the hub. The blade comprises an inlet portion and an outlet portion. The inlet portion is defined by a longitudinal axis, an inlet edge, and a portion of a distal edge. The outlet portion is defined by the longitudinal axis, an outlet edge, and another portion of the distal edge.
Type:
Grant
Filed:
October 9, 2015
Date of Patent:
June 11, 2019
Assignees:
Regal Beloit Corporation Management (Shanghai) Co., Ltd., Marathon Electric India PVT. LTD., Regal Beloit Corporation (Wuxi) Co., Ltd.
Inventors:
Shawn You, Umesh M. Sawarkar, ShunRui Wu