Title:
CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/171059
Kind Code:
A1
Abstract:
In order to provide an easy-to-use construction machine, this construction machine comprises: an upper body device connected to an upper working device; a lower body device positioned below the upper body device and connected to a lower working device; an upper revolving device for revolving the upper body device; a lower revolving device for revolving the lower body device; and a control device for controlling the upper revolving device and the lower revolving device to cause the upper working device and the lower working device to revolve independently from each other.
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Inventors:
BABA TSUKASA (JP)
SEKIGUCHI MASAKAZU (JP)
MORIMOTO HIDETOSHI (JP)
OBATA HIROSHI (JP)
EBIHARA AKIMITSU (JP)
SEKIGUCHI MASAKAZU (JP)
MORIMOTO HIDETOSHI (JP)
OBATA HIROSHI (JP)
EBIHARA AKIMITSU (JP)
Application Number:
PCT/JP2022/044963
Publication Date:
September 14, 2023
Filing Date:
December 06, 2022
Export Citation:
Assignee:
JAPAN DEV & CONSTRUCTION (JP)
International Classes:
E02F3/96; E02F7/04; E02F9/20; E02F9/22
Foreign References:
| JPS61198350U | 1986-12-11 | |||
| JPH09189047A | 1997-07-22 | |||
| JPS5012882Y1 | 1975-04-21 | |||
| JPH1129958A | 1999-02-02 | |||
| JP3144562B2 | 2001-03-12 | |||
| JP2015131371A | 2015-07-23 | |||
| JP2018028212A | 2018-02-22 | |||
| JPS5327603U | 1978-03-09 | |||
| JP2011089326A | 2011-05-06 |
Attorney, Agent or Firm:
KATAYAMA, Shuhei (JP)
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