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Patent Searching and Data


Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/163322
Kind Code:
A1
Abstract:
This work machine comprises: an implement provided on a vehicle body; a posture detection device that detects posture information of the implement; a control device that calculates a specific position of the implement on the basis of the posture information, sets a restricted region into which the entry of the implement is prohibited, calculates a movable distance that is the distance between the restricted region and the specific position of the implement, and restricts the motion of the implement according to the movable distance in order to prevent the implement from entering the restricted region; and an input device that inputs, to the control device, input information input by an operator's operation. The control device has a storage device storing boundary information related to a plurality of different types of shapes of restricted region boundaries, selects one from among the plurality of types of shapes of restricted region boundaries in the boundary information on the basis of the input information input from the input device, and sets a restricted region boundary of the selected type of shape.

Inventors:
NISHIKAWA SHINJI (JP)
TANAKA HIROAKI (JP)
MORIKAWA MASATOSHI (JP)
NARAZAKI AKIHIRO (JP)
Application Number:
PCT/JP2022/000289
Publication Date:
August 04, 2022
Filing Date:
January 06, 2022
Export Citation:
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Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
E02F3/43; E02F9/26
Domestic Patent References:
WO2020080538A12020-04-23
WO2019189030A12019-10-03
Foreign References:
JP2019157409A2019-09-19
JP2006024184A2006-01-26
JPH0794735B21995-10-11
CN110805081A2020-02-18
JPH0794735A1995-04-07
JP3308450B22002-07-29
Attorney, Agent or Firm:
KAICHI IP (JP)
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