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

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Air-driven ceiling fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Irregular – flanged or channel forming blade surface

Patent

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Aircraft airfoil assembly and method

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft constant-velocity transmission rotor

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

Reexamination Certificate

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Aircraft engine propeller overspeed protection technical field

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

Patent

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Aircraft engine propulsor blade deicing

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft engine propulsor blade pitch sensing

Fluid reaction surfaces (i.e. – impellers) – Actuation directly responsive to magnetic or electrical effect

Patent

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Aircraft engine unducted fan blade pitch control system

Fluid reaction surfaces (i.e. – impellers) – Plural impellers having relative movement or independent... – Coaxial rotation

Patent

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Aircraft fan blade damping apparatus

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Blade received in well or slot

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft pitch change mechanism

Fluid reaction surfaces (i.e. – impellers) – Interrelated controls for impeller and drive means – Pitch adjustment related to drive brake or clutch operation

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller and blade element

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Reverse curve surface

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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

Patent

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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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller assembly with composite blades

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller blade retention

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller pitch control

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller with blade pitch adjustment for feather and r

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propeller with improved spinner assembly

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Aircraft propulsion means

Fluid reaction surfaces (i.e. – impellers) – Plural impellers having relative movement or independent... – Coaxial rotation

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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