Title:
WORK MACHINE
Document Type and Number:
Japanese Patent JP2021133904
Kind Code:
A
Abstract:
To provide a technique which can properly show an operation range of a work machine to a person around the machine in the work machine having a body and a working implement.SOLUTION: A work machine (1) comprises: a body (3) which can perform an operation of changing the orientation on a placement surface; a working implement (4) which is supported by the body (3) and can perform an operation of extending to the outer side of the body (3); first display devices (11, 12, 13, 14) which project and display on the placement surface a first maximum operation range on the placement surface that the body (3) can reache by the changing the orientation; and second display devices (21, 22) which project and display on the placement surface a second maximum operation range on the placement surface that the working implement (4) can reach by extending in the current orientation of the body (3).SELECTED DRAWING: Figure 7
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Inventors:
TANAKA TAKATERU
YAMAMOTO YASUHARU
MATSUMOTO KAZUYOSHI
OKUDA KAZUAKI
NISHIKAWA SHINJI
NARASAKI AKIHIRO
KITAGUCHI ATSUSHI
FUKUDA NAOKI
YAMAMOTO YASUHARU
MATSUMOTO KAZUYOSHI
OKUDA KAZUAKI
NISHIKAWA SHINJI
NARASAKI AKIHIRO
KITAGUCHI ATSUSHI
FUKUDA NAOKI
Application Number:
JP2020033935A
Publication Date:
September 13, 2021
Filing Date:
February 28, 2020
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
B60Q1/52; B60Q1/50; E02F9/26; F21S43/15; F21V23/00
Attorney, Agent or Firm:
Patent Business Corporation Takewa International Patent Office