Ceiling fan blade
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United States of America Patent
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Jun 12, 2018
Issued Date -
Apr 28, 2016
app pub date -
Oct 26, 2015
filing date -
Oct 27, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A ceiling fan blade, which is rotated by a motor unit having a center axis extending in an up-down direction, includes a blade body extending in a radial direction and including at least one slit opened at a rotation direction rear edge of the blade body. On a circumferential cross section including a rotation direction front end of the slit of the blade body, a lower end of a rotation direction front edge of the blade body is positioned at a center axis direction upper side of a lower end of the rotation direction front end of the slit. Further, a lower end of an open end of a radial outer edge of the slit is positioned axially downward of the lower end of the rotation direction front end of the slit and is positioned axially upward of a lower end of an open end of a radial inner edge of the slit.
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