A WIND TURBINE PITCH DEVICE AND A WIND TURBINE
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United States of America Patent
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Issued Date -
Sep 12, 2019
app pub date -
Oct 23, 2017
filing date -
Jun 27, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
The present application provides a wind turbine pitch device and a wind turbine, wherein the pitch device may comprise a disk driving structure, a crank, a connecting rod, a slider, a guide rail, and a driving motor. The disk driving structure may be fixedly mounted on the blade and perpendicular to an axis of the pitch bearing; one end of the crank may be fixedly connected to the disk driving structure; one end of the connecting rod may be hinged to the other end of the crank; the slider may be hinged to the other end of the connecting rod; the guide rail may be arranged on the hub and sliding fit with the slider; and the driving motor may drive the slider to move along the guide rail.
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