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Vertical shaft windmillA vertical shaft has several equally spaced blades mounted. Each blade consists of an inboard section and an outboard section skew hinged to the inboard section. The inboard sections automatically adjust their positions with respect to the fixed inboard sections with changes in velocity of the wind. This windmill design automatically governs the maximum rotational speed of shaft.
Document ID
19840004425
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Grana, D. C. (NASA Langley Research Center Hampton, VA, United States)
Inge, S. V., Jr. (NASA Langley Research Center Hampton, VA, United States)
Date Acquired
September 4, 2013
Publication Date
November 15, 1983
Subject Category
Mechanical Engineering
Report/Patent Number
Patent Application Number: US-PATENT-APPL-SN-383063
Patent Number: US-PATENT-4,415,311
Patent Number: NASA-CASE-LAR-12923-1
Accession Number
84N12493
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,415,311|NASA-CASE-LAR-12923-1
Patent Application
US-PATENT-APPL-SN-383063

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