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

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

Vehicle employing a fluid motor with arrangements

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Radially extending web or end plate

Velocity profile impeller vane

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Radially extending web or end plate

Ventilator fan device

Fluid reaction surfaces (i.e. – impellers) – Perimetric blading extending axially between annular members

Ventilator having an optimum fan structure

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

Venturi rotor apparatus for the generation of power

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

Vertical array wind turbine

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

Vertical axis fluid driven rotor

Fluid reaction surfaces (i.e. – impellers) – Radially extensible or retractible rotor working member

Vertical axis rotor

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

Vertical axis sail bladed wind turbine

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

Vertical axis sail bladed wind turbine

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Vertical axis turbine

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

Vertical axis type wind power turbine

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

Vertical axis wind engine

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

Vertical axis wind mill with retractable sails