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Patent Searching and Data


Title:
ELECTRIC WORKING MACHINE
Document Type and Number:
WIPO Patent Application WO/2013/122266
Kind Code:
A3
Abstract:
An electric working machine including: a motor; a driving unit configured to be driven by the motor; a trigger switch configured to allow rotation of the motor; a power supply unit configured to supply electric power to the motor; and a control unit configured to control rotation of the motor, characterized in that: the electric working machine further comprises a switching element configured to perform short-circuiting between terminals of the motor to apply electronic braking, wherein the control unit is configured to perform adjustment of the braking by controlling the switching element when stopping the motor.

Inventors:
NAKANO, Yasushi (1060 Takeda, Hitachinaka-sh, Ibaraki 02, 31285, JP)
HORIE, Yuki (1060 Takeda, Hitachinaka-sh, Ibaraki 02, 31285, JP)
TOMITA, Hirohisa (1060 Takeda, Hitachinaka-sh, Ibaraki 02, 31285, JP)
FUNABASHI, Kazuhiko (1060 Takeda, Hitachinaka-sh, Ibaraki 02, 31285, JP)
Application Number:
JP2013/054427
Publication Date:
November 07, 2013
Filing Date:
February 15, 2013
Export Citation:
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Assignee:
HITACHI KOKI CO., LTD. (15-1, Konan 2-chome Minato-k, Tokyo 20, 10860, JP)
International Classes:
H02P3/14
Domestic Patent References:
WO1999063643A11999-12-09
WO2011086945A22011-07-21
WO2006068482A22006-06-29
Foreign References:
US20020158593A12002-10-31
US20050052145A12005-03-10
US20060005673A12006-01-12
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (Toranomon East Bldg. 8F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 10500, JP)
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