LandOfFree - US Patents - Listing for Fluid reaction surfaces (i.e., impellers)

Fluid reaction surfaces (i.e. – impellers) – With measuring – testing – signalling or inspection means

Wind turbine rotor blade assembly having an access window...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Laminated – embedded member or encased material

Wind turbine rotor blade comprising one or more means...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices

Wind turbine rotor blade joint

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Adjustable

Wind turbine rotor blade root end

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Apertured or permeable

Wind turbine rotor blade with acoustic lining

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

Wind turbine rotor blade with aerodynamic winglet

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices

Wind turbine rotor blade with combined lighting receptor and...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Cantilever blade

Wind turbine rotor blade with in-plane sweep and devices...

Fluid reaction surfaces (i.e. – impellers) – With means positioning fluid current driven impeller...

Wind turbine rotor hub and teeter joint

Fluid reaction surfaces (i.e. – impellers) – With means moving working fluid deflecting working member...

Wind turbine rotor speed control system

Fluid reaction surfaces (i.e. – impellers) – Having positive means for impeller adjustment – Motor bodily rotatable with impeller hub or shaft

Wind turbine rotor, a rotation controlling mechanism and a...

Fluid reaction surfaces (i.e. – impellers) – With means positioning fluid current driven impeller...

Wind turbine shutdown system

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Sectional – staged or nonrigid working member

Wind turbine soft airfoil control system and method

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

Wind turbine spars with jointed shear webs

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Sectional – staged or nonrigid working member

Wind turbine spindle assembly with spindle constraint

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Control of drive brake or clutch

Wind turbine spoiler

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Radially extending web or end plate

Wind turbine structure

Fluid reaction surfaces (i.e. – impellers) – Method of operation

Wind turbine systems, monitoring systems and processes for...

Fluid reaction surfaces (i.e. – impellers) – With means positioning fluid current driven impeller... – Feathering cycle related to flow direction

Wind turbine with adjustable air foils