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

Fluid reaction surfaces (i.e. – impellers) – Ambient fluid or exhaust gas directed through hub – fairing...

Performance propeller

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

Perimeter-cooled turbine bucket airfoil cooling hole...

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

Peripheral microcircuit serpentine cooling for turbine airfoils

Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means

Permanent magnet alternator for a gas turbine engine

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

Phase and speed control system

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

Phase change means for a power driven device, such as a fan

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

Photoetched cooling slots for diffusion bonded airfoils

Fluid reaction surfaces (i.e. – impellers) – Rotary skin friction type

Piezoelectric helicopter blade flap actuator

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Turbo machine

Pin and roller attachment system for ceramic blades

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

Pin rooted blade biaxial air seal

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

Pinned airfoil propeller assembly

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

Pinned airfoil propeller blade

Fluid reaction surfaces (i.e. – impellers) – Working member foldable – pivotable or collapsible to non-use... – Member movement in rotation plane

Pitch actuation system restraint device for a helicopter blade f

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

Pitch actuator for wind turbine generator, and wind turbine...

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

Pitch adjustment assembly for bearingless main rotors

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Adjustable

Pitch adjustment for blades of ceiling fan

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

Pitch change actuation system

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

Pitch change bearing system

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

Pitch change bearing system