Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/113718
Kind Code:
A1
Abstract:
Provided is a work machine with which it is possible to improve the safety of a surrounding worker while preventing a reduction in the work performance of a machine operator. This work machine is characterized in that a control device 2: identifies a specific actuator to be subjected to a change in an operation restriction state, from a request signal (restriction request) received by a communication terminal 8; makes a final determination as to whether the operation restriction state of the specific actuator is allowed to be changed, in accordance with approval/denial information on an operation restriction on the specific actuator of a work machine 100 and (current) operation state information on the specific actuator; and, if it is determined that the operation restriction on the specific actuator is allowed, restricts the corresponding operation of the specific actuator, and notifies an external terminal 1 of the operation restriction state of the specific actuator via the communication terminal 8.
Inventors:
KANAZAWA AKIRA (JP)
NISHIZAWA TADASHI (JP)
NARUKAWA RYU (JP)
YAMAMOTO SHINJIROU (JP)
NISHIZAWA TADASHI (JP)
NARUKAWA RYU (JP)
YAMAMOTO SHINJIROU (JP)
Application Number:
PCT/JP2021/041044
Publication Date:
June 02, 2022
Filing Date:
November 08, 2021
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
E02F9/24; E02F9/20; E02F9/26
Domestic Patent References:
| WO2019172424A1 | 2019-09-12 | |||
| WO2020012911A1 | 2020-01-16 |
Foreign References:
| JP2020190145A | 2020-11-26 | |||
| JP2000344470A | 2000-12-12 | |||
| JP2020190148A | 2020-11-26 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
Download PDF: