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

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

Rotor system having alternating length rotor blades and position

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

Rotor system having alternating length rotor blades for reducing

Fluid reaction surfaces (i.e. – impellers) – With weight-balancing means – Self-shifting or selectively adjustable mass

Rotor system vibration absorber

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

Rotor system with pitch flap coupling

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

Rotor system, particularly a boat propeller system

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

Rotor tip shroud damper including damper wires

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

Rotor vane adjusting device

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Blade received by continuous circumferential channel

Rotor wheel for axial-flow turbomachinery

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

Rotor with a split rotor blade

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

Rotor with folding blades, for the rotary wings of an aircraft

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

Rotor with integrated blading

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

Rotor with internal electrical heating element

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

Rotor with logarithmic scaled shape

Fluid reaction surfaces (i.e. – impellers) – With weight-balancing means – Self-shifting or selectively adjustable mass

Rotor with rotor head vibration suppressor comprising...

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

Rotor without flapping hinges and without lead-lag hinges

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

Rotor, especially for rotary wing aircraft

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

Rotor, especially for rotary wing aircraft

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

Rotor, in particular a helicopter rotor

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

Rotor-shaft assembly