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

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Heat-dissipating device and its manufacturing process

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Coating – specific composition or characteristic

Heat-resistant resin compositions and internal combustion engine

Fluid reaction surfaces (i.e. – impellers) – With illumination means

Heated ceiling fan

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

Heating device and method for deployable ram air turbine

Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Radially extending web or end plate

Heavy duty impeller

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Distally supported on radial arm

Heavy duty radiator cooling fan

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Helical turbine assembly operable under multidirectional fluid f

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Helical turbine assembly operable under multidirectional gas and

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Helical wind rotor and a method for manufacturing the same

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

Helicoidal propeller pitch control mechanism

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Helicoidal structures, useful as wind turbines

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

Helicopter

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

Helicopter air-spring vibration absorber

Fluid reaction surfaces (i.e. – impellers) – Interrelated controls for impeller and drive means

Helicopter anti-torque device direct pitch control

Fluid reaction surfaces (i.e. – impellers) – Interrelated controls for impeller and drive means – Pitch adjustment and throttle regulation with condition...

Helicopter autorotation detection and recovery

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery

Helicopter blade

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

Helicopter blade

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

Helicopter blade

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

helicopter blade aerofoil