Title:
携帯用電気切断機
Document Type and Number:
Japanese Patent JP5633940
Kind Code:
B2
Abstract:
A portable electric cutter includes a housing in which a motor is accommodated, a saw blade driven to rotate by the motor, a base coupled to the housing and having a bottom surface slidable on a surface of a material to be cut, a fan driven to rotate by the motor, a driving circuit for switching power supplied to the motor, and a control circuit for controlling the driving circuit. A circuit board on which the driving circuit, the control circuit and others are mounted is provided, motor cooling air vents are provided in the housing on a side opposite to the saw blade, and circuit board cooling air vents are provided in the housing on the side opposite to the saw blade.
Inventors:
山口 勇人
谷本 英之
吉田 憲一郎
倉賀野 慎治
谷本 英之
吉田 憲一郎
倉賀野 慎治
Application Number:
JP2012059182A
Publication Date:
December 03, 2014
Filing Date:
March 15, 2012
Export Citation:
Assignee:
日立工機株式会社
International Classes:
B23D47/00; B23D45/16; B25F5/00
Attorney, Agent or Firm:
Takashi Murai
Hiromi Murai
Hiromi Murai