Title:
LOCKING ARRANGEMENT FOR A CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/227471
Kind Code:
A1
Abstract:
An arrangement (100) for a construction machine (1), comprising a machine frame (6) and an articulated boom (2) being arranged on the machine frame (6), the articulated boom (2) comprising a proximal arm (62) that is mounted in an articulated manner to the machine frame (6) and a distal arm (66) that is connected in an articulated manner to the proximal arm (62). The arrangement (100) is configured to be operated in an operational mode, in which the proximal arm (62) and the machine frame (6) are interlocked. A construction machine (1),comprising such an arrangement (100). A method for changing an operational mode of the construction machine (1), the method comprising the step of interlocking or unlocking a proximal arm (62) of the articulated boom (2) with or from the machine frame (6) for switching between a first operational mode and a second operational mode of the construction machine (1).
Inventors:
WAGNER EDWARD (CN)
MAJOR GARY (GB)
ZHAO YUNFENG (CN)
MAJOR GARY (GB)
ZHAO YUNFENG (CN)
Application Number:
PCT/CN2018/089551
Publication Date:
December 05, 2019
Filing Date:
June 01, 2018
Export Citation:
Assignee:
GUANGXI LIUGONG MACHINERY CO (CN)
International Classes:
E02F3/38
Foreign References:
| CN203808123U | 2014-09-03 | |||
| CN201801894U | 2011-04-20 | |||
| CN202324024U | 2012-07-11 | |||
| CN201960668U | 2011-09-07 | |||
| CN204826014U | 2015-12-02 | |||
| AU2009271035A1 | 2010-01-21 | |||
| US3982648A | 1976-09-28 | |||
| DE102011002712A1 | 2012-07-19 | |||
| US20130330161A1 | 2013-12-12 |
Attorney, Agent or Firm:
JIAQUAN IP LAW FIRM (CN)
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