Title:
Construction machine
Document Type and Number:
Japanese Patent JP6051857
Kind Code:
B2
Abstract:
Provided is a construction machine capable of achieving an energy conservation effect while restraining overcharge of an electrical storage device, including an engine, a slewing electric motor, an electrical storage device, a generator-motor, and an assist controller which causes the generator-motor to assist the engine to consume an electric power equal to or more than an electric power equal to a difference between the regeneration power and the maximum allowable charge amount, when a regeneration power regenerated by the slewing electric motor is equal to or more than a maximum allowable charge amount which is a maximum amount of an electric power within which the electrical storage device can be charged.
Inventors:
Koji Yamashita
Hiroki Yoshinori
Hiroki Yoshinori
Application Number:
JP2012286991A
Publication Date:
December 27, 2016
Filing Date:
December 28, 2012
Export Citation:
Assignee:
Kobelco Construction Machinery Co., Ltd.
International Classes:
E02F9/20; B60L11/18; B60L50/16
Domestic Patent References:
| JP2010173599A | ||||
| JP2012006525A | ||||
| JP2002325379A |
Attorney, Agent or Firm:
Kaji/Suhara Patent Office
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