LandOfFree - US Patents - Listing for Fluid reaction surfaces (i.e., impellers),Specific blade structure,Formed with main spar

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Propeller blade subassembly and method for making a propeller bl

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Reinforced full-spar composite rotor blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Roll formed blade structure

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade for a wind energy turbine

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade internal damper

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade internal damper

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade tip section

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Rotor blade with improved attachment on a hub of a fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Segmented wind turbine blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Semi-spar wound blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Spar cap for wind turbine blades

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Sparcap for wind turbine rotor blade and method of...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

System for fastening a hollow extruded blade for an axial-flow f

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Tail rotor blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Turbine blade with carbon nanotube shell

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Turbine blade with metallic attachment and method of making the

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Turbine blade with spar and shell

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Unitary, bonded-together helicopter rotorblade