Power planer configured to restrain heat generation of control portion
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United States of America Patent
Stats
-
Oct 2, 2018
Grant Date -
Jul 2, 2015
app pub date -
Dec 18, 2014
filing date -
Dec 27, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A power planer includes a casing, a motor having rotation shaft, a power supply portion for supplying electric power to the motor, a control portion, a cutter block, and a fan. The casing has intake and discharge openings and provides an air passage from the intake opening to the discharge opening. The control portion is connected to the electric motor and to the power supply portion. The cutter block has an axis parallel to the rotation shaft, and is supported to the casing and rotatable about the axis. A blade is provided in the cutter block. The fan is provided in the casing and configured to generate air stream within the casing and flowing along the air passage in a flowing direction. The air passage includes a control portion cooling passage for cooling the latter. The fan is positioned downstream of the control portion in the flowing direction.
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