Title:
CALIBRATION METHOD OF WORK MACHINE, CALIBRATION DEVICE, AND CALIBRATION SYSTEM OF WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/012649
Kind Code:
A1
Abstract:
This calibration device calibrates parameters for calculating the current position of a work point (P) on a hydraulic excavator (11) having a working device (2). This calibration device comprises antennas (21, 22), a calibration tool (150), and an external calculation device (62). The antennas (21, 22) are mounted on the hydraulic excavator (11). The calibration tool (150) is arranged below the antennas (21, 22). The external measurement device (62) measures the position of the calibration tool (150).
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Inventors:
YAMADA TAKEO (JP)
OKUI RYOSUKE (JP)
NAKASHIMA GOUSUKE (JP)
OKUI RYOSUKE (JP)
NAKASHIMA GOUSUKE (JP)
Application Number:
PCT/JP2017/025547
Publication Date:
January 17, 2019
Filing Date:
July 13, 2017
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
G01C15/00; E02F9/22; G01C15/06
Domestic Patent References:
| WO2012128192A1 | 2012-09-27 |
Foreign References:
| JPH10300470A | 1998-11-13 | |||
| JP2012233353A | 2012-11-29 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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