LandOfFree - US Patents - Listing for Fluid reaction surfaces (i.e., impellers),Specific blade structure,Tined or irregular periphery

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Air blower apparatus having blades with outer peripheral bends

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Airfoil section for a rotor blade of a rotorcraft

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Axial flow impeller

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Axial flow impeller with improved blade shape

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Axial-flow fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blade end for rotary wing of an aircraft and rotary wing provide

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blade for axial flow fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blade for rotary wing aircraft

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blade with curved end for a rotary airfoil of an aircraft

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blade with reduced sound signature, for aircraft rotating aerofo

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blast fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Blower including blades attached to a boss

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Composite polyurethane mixing impeller

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Compressor blade with reduced aerodynamic blade excitation

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Compressor rotor blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Compressor rotor blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Compressor rotor blade having a tip with asymmetric lips

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Counter tip baffle airfoil

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Elliptical propeller and windmill blade assembly