Patent ID: 9458859
Filing Date: 2016-10-04
CPC Classification: F04D,F24F,Y02B

Claim Text:
1. A fan system, wherein the fan system comprises: (a) a hub, wherein the hub is configured to rotate about an axis, wherein the hub has a plurality of outwardly extending blade mounting members; (b) a plurality of fan blades mounted to the blade mounting members of the hub; (c) a drive system in communication with the hub, wherein the drive system is operable to rotate the hub; and (d) a plurality of fan blade retainers, wherein each of the fan blade retainers is secured to corresponding first and second blade mounting members of the hub, wherein each of the fan blade retainers is further secured to corresponding first and second fan blades associated with the corresponding first and second blade mounting members, and further includes an elongated portion extending radially along at least one of the first and second fan blades.