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

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar

System for fastening a hollow extruded blade for an axial-flow f

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Responsive to gravity or working fluid force

System for harnessing wind energy with self-protection

Fluid reaction surfaces (i.e. – impellers) – Multiple axially spaced working members

System for keying discs to a shaft

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

System for locking turbine blades on a turbine wheel

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

System for mounting and attaching turbine and compressor prismat

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

System for powering and controlling a device associated with...

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

System for pressurizing fluid

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

System for retaining an annular plate against a radial face...

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

System for retaining blades in a rotor

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

System for suspending a ceiling fan

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

System for suspending a ceiling fan

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

System to protect against erosion a body subjected to an airflow

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

Systems and method for operating an active flow control system

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Impeller rotation speed responsive

Systems and methods for determining the angular position of...

Fluid reaction surfaces (i.e. – impellers) – With measuring – testing – signalling or inspection means

Systems and methods for testing a wind turbine pitch control...

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Continuous rotor oscillation

Table electric fan

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

Table fan with vise clamp

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Resilient bias or mount

Tail rotor

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

Tail rotor assembly for helicopters