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

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Retractable blade for a helicopter rotor

Fluid reaction surfaces (i.e. – impellers) – Radially extensible or retractible rotor working member – Variable work surface or non-rigid connection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retractable damping device for blades of a turbojet

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retractable suspension device of a ceiling fan

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retractable wind machine

Fluid reaction surfaces (i.e. – impellers) – With means positioning fluid current driven impeller...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retraction/extension mechanism for variable diameter rotors

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retrofit sleeve for wind turbine blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Having wear liner – sheathing or insert

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retrofitable fan shroud

Fluid reaction surfaces (i.e. – impellers) – Protective screen or guard – Water or marine propellers

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Retrofitted rotor blades for steam turbines and method of making

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reverse velocity rotor system for rotorcraft

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reversible fan

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reversible fan with cylindrical resilient rubber spring

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reversible mixing impeller

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reversible outboard motor with exhaust gas discharge control

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reversible self-adjusting propeller device

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Reverting wind wheel

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ribbed turbine blade tip

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Rigid hydraulic control shaft and a control system for...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Rim seal for turbine wheel

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring propeller

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Apertured or foraminous web or shroud

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring-shrouded propeller

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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