Title:
ELECTRIC WORKING MACHINE
Document Type and Number:
Japanese Patent JP2014148019
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve the usability of an electric working machine equipped with a plurality of battery packs.SOLUTION: An electric working machine 10 includes: a plurality of battery packs 30; and battery coupling portions 127 configured so as to couple the battery packs 30 or release the coupling. The plurality of battery packs 30 is coupled by the battery coupling portions 127, and the electric working machine 10 is made from a working machine body 12 configured so as to drive a motor with power supplied from the battery packs 30. An electric circuit of the working machine body 12 can operate the motor, even if at least one of the battery packs 30 is in a discharge prohibiting state, while the plurality of battery packs 30 is coupled.
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Inventors:
KASUYA TOMOYASU
KOBAYAKAWA TADAHIKO
KOBAYAKAWA TADAHIKO
Application Number:
JP2013018867A
Publication Date:
August 21, 2014
Filing Date:
February 01, 2013
Export Citation:
Assignee:
MAKITA CORP
International Classes:
B25F5/00; H01M10/44; H01M50/209; H01M50/247; H02J7/00
Attorney, Agent or Firm:
Patent business corporation Okada international patent firm