Blower
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 22, 2002
Grant Date -
Jun 28, 2001
app pub date -
Dec 8, 2000
filing date -
Dec 10, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A blower for cleaning a surface is provided. The blower includes a radial blower that is driven by a motor and includes an impeller that is rotatable about a blower axis and a housing that at least partially surrounds the impeller. In the area of the blower axis, the housing is provided with an intake opening on an end wall that is disposed approximately perpendicular to the blower axis. A damping bell is disposed on the end wall in the region of the intake opening. The damping bell is provided with a damping panel that is disposed approximately parallel to and at a distance from the end wall, and covers the intake opening. The damping bell also includes a bell wall that extends about the intake opening and the damping panel in a collar-like manner. At least one intake window is provided in the bell wall.
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Cited Art Landscape
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