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

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Coating – specific composition or characteristic

Abrasive blade tip

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

Acoustically swept rotor

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

Active brake control for rotor/wing aircraft

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

Active control of a wind turbine blade

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

Active control of multi-element rotor blade airfoils

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

Active control of multi-element rotor blade airfoils

Fluid reaction surfaces (i.e. – impellers) – Removable auxiliary attachment to work surface

Active flow modifications on wind turbine blades

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

Active tower damper

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

Actuation system for a controllable pitch propeller

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

Actuation system for a controllable pitch propeller

Fluid reaction surfaces (i.e. – impellers) – Having positive means for impeller adjustment – Power or manual actuator on non-rotatable part

Actuation system for a gas turbine rotor blade

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

Actuation system for an active rotor control system

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

Actuator for a variable pitch propeller

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

Adaptable flow-driven energy capture system

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

Adaptable flow-driven energy capture system

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

Adhesion enhancers to promote bonds of improved strength...

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

Adhesive bonded fan blade

Fluid reaction surfaces (i.e. – impellers) – Lashing between working members or external bracing – Connecting adjacent work surfaces

Adjustable air seal on a fan hub

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

Adjustable bearing centering means for helicopter rotor elastome