Search International and National Patent Collections

1. (WO2018179596) CONSTRUCTION MACHINERY

Pub. No.:    WO/2018/179596    International Application No.:    PCT/JP2017/043607
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Dec 06 00:59:59 CET 2017
IPC: E02F 9/26
Applicants: HITACHI CONSTRUCTION MACHINERY CO., LTD.
日立建機株式会社
Inventors: MORIKI Hidekazu
森木 秀一
NAKANO Hisami
中野 寿身
SAKAMOTO Hiroshi
坂本 博史
Title: CONSTRUCTION MACHINERY
Abstract:
Construction machinery is provided with: a working point position arithmetic unit 110 that calculates the relative position of a working point set on a bucket 8 with respect to an upper turning body 10 on the basis of orientation information; a target face setting unit 120 that sets a target face that is the object of the excavation work on the basis of design face information; a primary manipulation determination unit 140 that determines which manipulation of a boom 11 and an arm 12 is the primary manipulation, which is the main manipulation, when moving the working point along the target face; and a recommended manipulation arithmetic unit 150 that calculates a recommended amount of manipulation and a recommended direction of manipulation for a secondary manipulation, which is the other of the manipulation of the boom 11 and the arm 12 different from the primary manipulation, in accordance with the amount of manipulation and the direction of manipulation of the primary manipulation and displays the recommended amount of manipulation and the recommended direction of manipulation for the secondary manipulation on an instruction device 200 when performing an excavation operation. Thus, the appropriate manipulation can be conveyed to an operator in an easy to understand manner.