Fan blade assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
May 31, 2007
app pub date -
Nov 29, 2005
filing date -
Nov 29, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Some embodiments of the present invention provide a fan having fan blades shaped to at least partially wrap around a motor driving the fan. In some embodiments, the shape of the fan blade can be at least partially defined by a range of gap sizes between the fan blade and the motor at a location between opposite ends of the motor, the shape of the trailing edge of the fan blade, radial and circumferential camber-to-chord ratios of the fan blade, fan blade twist, and/or fan blade pitch.
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