CPC F01D 5/147 (2013.01) [F01D 5/02 (2013.01); G06F 30/17 (2020.01); F05D 2220/32 (2013.01); F05D 2230/80 (2013.01); F05D 2240/24 (2013.01)] | 14 Claims |
1. A fan blade comprising:
an exterior body including a first side and a second side;
a first hairpin structure in contact with (a) the first side of the exterior body and (b) the second side of the exterior body; and
a second hairpin structure in contact with (a) the first side, (b) the second side, and (c) the first hairpin structure.
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