Axial ventilator housing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 25, 2000
Grant Date -
N/A
app pub date -
Dec 9, 1997
filing date -
Dec 10, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
This invention relates to an axial fan housing having a metallic shielding grating covering an air passage opening, wherein the grating is formed with a series of vane-like guide bars arranged in two or more concentric circular series. The number of guide bars in each circular concentric series increases from the radially inner series to the radially outer series of guide bars.
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Family
International Classification(s)
Cited Art Landscape
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