Air blower and outdoor unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 23, 2018
Issued Date -
N/A
app pub date -
Jul 5, 2013
filing date -
Jul 5, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An air blower includes a casing having an air inlet portion and an air outlet portion, a fan, and a fan guard. The fan includes a boss portion and a plurality of blades. The fan guard includes a guide portion having a tubular outer shape, which protrudes toward the fan. A center in a distal end shape, which is defined by a contour line of a distal end portion of the guide portion, matches with a rotation axis of the boss portion. A center in a root shape, which is defined by a contour line of a root portion of the guide portion, is shifted with respect to the rotation axis of the boss portion.
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