Title:
ELECTRIC WORKING MACHINE
Document Type and Number:
WIPO Patent Application WO/2018/097194
Kind Code:
A1
Abstract:
The electric working machine according to one aspect of the present disclosure is provided with a motor, a drive unit for driving the motor, a first control circuit, and a second control circuit. The first control circuit controls the drive unit so that the motor rotates in the set rotating direction. The second control circuit is provided separately from the first control circuit. The second control circuit detects the rotating direction of the motor, and corresponding to the fact that the detected rotating direction is the reverse direction of the set rotating direction, performs abnormality handling processing for stopping the rotation of the motor.
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Inventors:
NISHIMIYA TAKESHI (JP)
SUDA HIDEKAZU (JP)
SUDA HIDEKAZU (JP)
Application Number:
PCT/JP2017/042051
Publication Date:
May 31, 2018
Filing Date:
November 22, 2017
Export Citation:
Assignee:
MAKITA CORP (JP)
International Classes:
B25F5/00; B23Q11/00; B23D45/16; B23D47/12; B27G19/04; H02H7/08; H02P29/024
Foreign References:
| JP2008278633A | 2008-11-13 | |||
| JP2007106180A | 2007-04-26 | |||
| JP2015013327A | 2015-01-22 | |||
| JP2016187853A | 2016-11-04 | |||
| JP2005117840A | 2005-04-28 |
Attorney, Agent or Firm:
NAGOYA INTERNATIONAL PATENT FIRM (JP)
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