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

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Hollow fan moving blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Hollow metallic structure and method of manufacture

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Hollow-cast component

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Impact resistant hollow airfoils

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Increased impact resistance in hollow airfoils

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Lightweight components

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Method and connecting piece for assembling an arm,...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Methods for generation of dual thickness internal pack...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Panel damped hybrid blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Reduced weight control stage for a high temperature steam...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Shell structure of wind turbine blade having regions of low...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Submerged rib hybrid blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Turbine airfoil with dual wall formed from inner and outer...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Turbine airfoil with weight reduction plenum

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Turbine blade

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Turbine bucket natural frequency tuning rib

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Twisted hollow airfoil with non-twisted internal support ribs

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Vacuum blade for a hollow type fan and process

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Hollow

Wind turbine blades with improved bond line and associated...