Global Patent Index - EP 4394131 A1

EP 4394131 A1 20240703 - WORK MACHINE

Title (en)

WORK MACHINE

Title (de)

ARBEITSMASCHINE

Title (fr)

ENGIN DE CHANTIER

Publication

EP 4394131 A1 20240703 (EN)

Application

EP 22875863 A 20220915

Priority

  • JP 2021162858 A 20211001
  • JP 2022091808 A 20220606
  • JP 2022034600 W 20220915

Abstract (en)

Provided is a work machine (1) capable of automatic with reduced burden on a worker. The work machine (1) includes a controller that controls driving of an upper turning body (22) and a work device (30) to make the upper turning body (22) and the work device (30) perform a designated motion. The controller revises the designated motion, when a restriction target part of the work device (30) will be protruded beyond a preset allowable area during the designated motion, to keep the restriction target part from being protruded beyond the allowable area.

IPC 8 full level

E02F 3/43 (2006.01); E02F 9/20 (2006.01); E02F 9/24 (2006.01); E02F 9/26 (2006.01)

CPC (source: EP)

E02F 3/43 (2013.01); E02F 3/435 (2013.01); E02F 9/20 (2013.01); E02F 9/2033 (2013.01); E02F 9/24 (2013.01); E02F 9/26 (2013.01); E02F 9/262 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4394131 A1 20240703; WO 2023053992 A1 20230406

DOCDB simple family (application)

EP 22875863 A 20220915; JP 2022034600 W 20220915