LandOfFree - US Patents - Listing for Fluid reaction surfaces (i.e., impellers),With control means responsive to non-cyclic condition...

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) – With control means responsive to non-cyclic condition... – Responsive to relative working fluid velocity

Adjustable vane windmills

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Responsive to condition of torque or thrust of device or...

Adjustable vane windmills

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

Adjustable windmill

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Plural diverse condition responsive

Air driven turbine including a blade pitch control system

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – With electrical means comparing and reducing error related...

Aircraft engine propeller overspeed protection technical field

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

Aircraft propeller and blade pitch control system

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

Aircraft propeller assembly with blade pitch reset for ground id

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

Aircraft propeller assembly with blade pitch reset for ground id

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Plural distinct impellers having related control

Aircraft thrust control

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

Analog mixer to vary helicopter rotor phase angle in flight

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

Apparatus for generating electric power using wind force

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

Apparatus for the control of an aerial propeller

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

Automatic variable discrete pitch marine propeller

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Responsive to condition of torque or thrust of device or...

Automatic variable pitch marine propeller

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

Automatic variable pitch marine propeller with mechanical holdin

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

Backup governing system for a variable pitch propeller

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

Balancing a ram air turbine

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

Blade feathering system for wind turbines