Wind turbine system using a savonius type rotor
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United States of America Patent
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-
Jun 13, 1989
Issued Date -
N/A
app pub date -
Oct 7, 1987
filing date -
Nov 22, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a combination of a Savonius type rotor (20) and a deflector plate device (101) which serves as an augmentation apparatus which considerably increases the power output of the Savonius type rotor and also improves its self-starting ability and smoothness of operation. The invention also describes a novel Savonius type rotor (20) of greater efficiency than existing Savonius type rotors. In connection with the rotor-deflector combination, the present invention also teaches a simple, automatic speed control mechanism (107) which additionally can be used to facilitate stopping the rotor if desired.
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