Patent ID: 8371034
Filing Date: 2013-02-12
Classification: B23D,B28D,Y10T

Abstract:
1. A cutter comprising: a cutter body accommodating a motor, the cutter body having a plurality of outlet ports for discharging cooling air for cooling the motor accommodated in the cutter body; a rotary blade adapted to be rotatably driven in a rotation direction by the motor; a fan for cooling the motor; and a dust collection cover detachably assembled to the cutter body; the dust collection cover comprising: the drain cylinder portion is provided between the rotary blade and the air ejection cylinder portion, and a part of cooling air generated by the fan is discharged through the some of the outlet ports and the air ejection hose into the air ejection cylinder portion and remaining cooling air is discharged to the atmosphere through other of the outlet ports that are not covered by said attachment member.