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... – Pressure or altitude responsive

Self governing fluid energy turbine

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

Self-actuated rotor system

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

Self-actuating variable pitch marine propeller

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

Self-adjusting wind machine

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

Self-regulating turbine

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

Sensor-actuated power fan

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

Speed control system for a windmill

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

Support means for a windmill

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

System and method for reducing back flow

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

System and method for reducing back flow

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Temperature or icing condition responsive

System and method of deicing and prevention or delay of flow...

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Temperature or icing condition responsive

System and method of distributing air within a wind turbine

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

System for controlling the torsional stability of the...

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

Systems and methods for determining the angular position of...