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

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Wind wheel with rotationally faced plates

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

Patent

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Wind-driven generating plant comprising at least one blade rotat

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

Patent

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Wind-driven generator apparatus

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

Patent

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Wind-driven generator apparatus

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

Patent

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Wind-driven generator apparatus

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Including movement limit stop or damping means

Patent

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Wind-driven power plant

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

Patent

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Wind-driven prime mover

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Responsive to gravity or working fluid force

Patent

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Wind-driven rotor assembly

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Responsive to gravity or working fluid force

Patent

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Wind-energy converter

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Responsive to gravity or working fluid force

Patent

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Wind-engine

Fluid reaction surfaces (i.e. – impellers) – Plural impellers having relative movement or independent...

Patent

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Wind-engine

Fluid reaction surfaces (i.e. – impellers) – Plural impellers having relative movement or independent... – Shiftable support

Patent

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Wind-operated power-generators and wind wheels therefor

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

Patent

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Wind-powered drive shaft

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

Reexamination Certificate

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Wind-powered machine

Fluid reaction surfaces (i.e. – impellers) – Oscillatory reaction motion – With pendulum – counterbalance or inertial weight

Patent

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Wind-turbine blade and method for reducing noise in wind...

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

Reexamination Certificate

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Wind-turbine wing with a pneumatically actuated spoiler

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

Patent

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Windage nut

Fluid reaction surfaces (i.e. – impellers) – Multiple axially spaced working members

Patent

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Windmill

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Responsive to relative working fluid velocity

Patent

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Windmill

Fluid reaction surfaces (i.e. – impellers) – Specific drive or transmission means – Hand mixers

Patent

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Windmill

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

Patent

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