Title:
ELECTRIC TOOL
Document Type and Number:
Japanese Patent JP2018187702
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To achieve efficient cooling of an electric connection part between an electric tool body and a battery pack.SOLUTION: An electric tool includes: an electric tool body 2 having a motor, a body housing 20 which houses the motor, a fan 45 which is housed within the housing 20 and rotated by the motor, and a controller 47 which controls the motor; and a battery pack 50 which is disposed at the lateral side of a motor housing part of the housing 20 and supplies electric power to the motor. Cooling air generated by rotation of the fan 45 cools an electric connection part between the electric tool body 2 and the battery pack 50 after cooling the motor.SELECTED DRAWING: Figure 1
Inventors:
OGURA MASAYUKI
FUNABIKI YUSUKE
FUNABIKI YUSUKE
Application Number:
JP2017090731A
Publication Date:
November 29, 2018
Filing Date:
April 28, 2017
Export Citation:
Assignee:
KOKI HOLDINGS CO LTD
International Classes:
B25F5/00; B23D45/16; B23D47/00
Attorney, Agent or Firm:
Takashi Murai
Hiromi Murai
Hiromi Murai