US 12,410,812 B1
Aeroelastic fan blade
Daniel Strauss, Itu (BR); Victor Leonardo Moura Vieira da Silva, Itu (BR); and Luigi Martini, Itu (BR)
Assigned to Evapco, Inc., Taneytown, MD (US)
Filed by Evapco, Inc., Taneytown, MD (US)
Filed on Mar. 7, 2025, as Appl. No. 19/073,741.
Claims priority of provisional application 63/562,548, filed on Mar. 7, 2024.
Int. Cl. F04D 29/38 (2006.01); F04D 19/00 (2006.01)
CPC F04D 29/384 (2013.01) [F04D 19/002 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A fan blade having a leading edge, a twist center and a pressure center, wherein the twist center is disposed forward of the pressure center relative to the leading edge and where the distance between the twist center and the pressure center is greater than zero, such that conditions that cause an increase in aerodynamic load on the fan blade produces a twist deformation of the fan blade that results in a reduction of the aerodynamic load and such that conditions that cause a decrease in aerodynamic load on the fan blade produce a twist deformation of the fan blade the results in an increase of the aerodynamic load.