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Propeller blade for aircraft propulsion

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

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Propeller blade of a fiber-reinforced plastic material

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

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Propeller blade pin attachment

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

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Propeller blade retention system

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

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Propeller blade retention system

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

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Propeller blade retention system

Fluid reaction surfaces (i.e. – impellers) – Having positive means for impeller adjustment
Patent

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Propeller blade retention system with tapered roller bearing...

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

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Propeller blade structures and methods particularly adapted for

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

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Propeller blade subassembly and method for making a propeller bl

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

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Propeller blade tip path plane inclining device

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

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Propeller blades

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

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Propeller blading for a self-adjusting propeller for boats

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Including movement limit stop or damping means
Patent

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Propeller brake for a turbo-prop engine

Fluid reaction surfaces (i.e. – impellers) – With control means responsive to non-cyclic condition... – Control of drive brake or clutch
Patent

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Propeller breeze enhancing blades for conventional ceiling fans

Fluid reaction surfaces (i.e. – impellers) – Removable auxiliary attachment to work surface
Patent

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Propeller combination for a boat propeller unit

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

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Propeller combination for a boat propeller unit

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

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Propeller construction

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

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Propeller control system

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

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Propeller drive sleeve

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Turbo machine
Patent

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Propeller drive sleeve with asymmetric shock absorption

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

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