Power tool
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United States of America Patent
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Nov 8, 2005
Issued Date -
N/A
app pub date -
Sep 5, 2002
filing date -
Mar 10, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to a power tool (1) including an operative element (4) for treating a work piece. The power tool (1) defines an air passageway and includes propelling means (20) operative to induce air to flow through the passageway. The passageway direct the induced air over the power tool's motor (14) to cool the motor (14). The air is exhausted from the tool (1) by exhaust means onto the operative element (4) and a worked face of the work piece. This cools the operative clement (4) which prolongs its working life. Furthermore, the exhausted air facilitates removal of swarf from the worked face.
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