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

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

Pitch variation control device for the blades of a turbomachine

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

Pitch-change apparatus for a ducted thrust fan

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Responsive to fixed actuator

Pitch-control devices for hingeless rotors

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

Pitch-regulated vertical access wind turbine

Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure – Selectively adjustable impeller mount

Pivot fan

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

Pivoted blade barrel rotor wind turbine

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

Planet carrier assembly for wind turbine drive assembly

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

Planetary blade turbine

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

Plastic fan

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

Plastic fan blade for industrial cooling towers and method of ma

Fluid reaction surfaces (i.e. – impellers) – Having clutch or brake means

Plastic fans having improved fan ring weld line strength

Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure

Plastic hub with an automatically adjusted core

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Blades projecting axially from concavo-convex annular web

Plastic molded torque converter turbine

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Blades projecting axially from concavo-convex annular web

Plastic molded torque converter turbine

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

Plastically formed hybrid airfoil

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

Plastics multi-blade variable-pitch rotor

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

Plastics rotor blade

Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...

Platelike projecting component portion of a gas turbine

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Axially extending shroud ring or casing

Platform assembly for attaching rotor blades to a rotor disk