Dust extraction for power tools
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United States of America Patent
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Mar 3, 2009
Grant Date -
May 25, 2006
app pub date -
Nov 9, 2005
filing date -
Nov 19, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
There is also provided a dust extraction module for use with a power tool, the dust extraction module having: a dust collection chamber (50) having an inlet (52) connectable in fluid communication with an outlet (44) of a dust-extracting duct (40) of the power tool, and having an outlet (54) in fluid communication with atmospheric air; and a filter (60) locatable in fluid flow between the outlet of the dust collection chamber and the atmospheric air; wherein the dust collection chamber (50) has a substantially circular cross section, the inlet (52) to the dust collection chamber is at the perimeter of the circle and the outlet (54) of the dust collection chamber is from the middle of the circle.
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