Drive apparatus for electricity generating apparatus
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United States of America Patent
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Apr 18, 2017
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N/A
app pub date -
Sep 14, 2011
filing date -
Sep 15, 2010
priority date (Note) -
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Abstract
A drive apparatus for an electrical generator (2) is disclosed. The apparatus includes arms (6) adapted to support blades (14) in a flow of fluid. A central shaft (4) pivotably supports each of the arms about a respective horizontal axis such that flowing fluid engages the blades to cause rotation of the shaft about its longitudinal axis to actuate an electrical generator (28). A flap (16) adjusts orientation of the arms about the respective horizontal axes in dependence on direction of fluid flow.
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