Dual-pitch support for a propeller

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United States of America Patent

PATENT NO 9878775
SERIAL NO

14143414

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Apparatus are disclosed that are configured to passively rotate a propeller blade from a first pitch angle to a second pitch angle. An example apparatus involves: (a) a rotor hub, (b) at least one dual-pitch support coupled to the rotor hub, wherein the dual-pitch support has a first surface, a second surface and a cavity defined there between, and (c) at least one propeller blade rotatably coupled to the rotor hub such that a blade root is disposed within the dual-pitch support's cavity, where the blade root's front face is positioned against the dual-pitch support's first surface in a first position and the blade root's back face is positioned against the dual-pitch support's second surface in a second position, and the propeller blade is oriented at a first pitch angle in the first position and is oriented at a second pitch angle in the second position.

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Patent Owner(s)

Patent OwnerAddress
MAKANI TECHNOLOGIES LLC2175 MONARCH ST ALAMEDA CA 94501

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dolan, Geoff San Francisco, US 7 17
Vander, Lind Damon Alameda, US 155 1070

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