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

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

Wind turbine generator system

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

Wind turbine generator with improved operating subassemblies

Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure

Wind turbine having a direct-drive drivetrain

Fluid reaction surfaces (i.e. – impellers) – Working member foldable – pivotable or collapsible to non-use...

Wind turbine having ground winch pivot erection support...

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Nonmetallic resilient mounting

Wind turbine hub

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

Wind turbine in parked position

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

Wind turbine in parked position

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

Wind turbine load control method

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

Wind turbine load control method

Fluid reaction surfaces (i.e. – impellers) – Single blade rotary impeller with counterbalance

Wind turbine of cross-flow type

Fluid reaction surfaces (i.e. – impellers) – Single blade rotary impeller with counterbalance

Wind turbine of cross-flow type

Fluid reaction surfaces (i.e. – impellers) – Having positive means for impeller adjustment

Wind turbine pitch bearing, and use hereof

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

Wind turbine pitch control hub

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

Wind turbine provided with nacelle

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

Wind turbine rotor

Fluid reaction surfaces (i.e. – impellers) – Cupped reaction surface normal to rotation plane – Torque converters

Wind turbine rotor

Fluid reaction surfaces (i.e. – impellers) – With means moving working fluid deflecting working member... – Cyclic movement of member or part

Wind turbine rotor aileron

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Impeller rotation speed responsive

Wind turbine rotor assembly

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

Wind turbine rotor assembly and blade having acoustic flap