Title:
HYDRAULIC EXCAVATOR AND CALIBRATION METHOD OF HYDRAULIC EXCAVATOR
Document Type and Number:
WIPO Patent Application WO/2019/012651
Kind Code:
A1
Abstract:
A boom (6) is attached to the vehicle body (1). A boom pin (13) swingably supports the boom (6) on the vehicle body (1). A through-hole (3ba) is provided in the vehicle body (1). The through-hole (3ba) is provided such that a member that enables verifying the position of the boom pin (13) (for example, the boom pin (13) or a boom angle detection unit (16)) is visible from the side of the hydraulic excavator (100) through the through-hole (3ba).
Inventors:
YAMADA TAKEO (JP)
OKUI RYOSUKE (JP)
NAKASHIMA GOUSUKE (JP)
OKUI RYOSUKE (JP)
NAKASHIMA GOUSUKE (JP)
Application Number:
PCT/JP2017/025549
Publication Date:
January 17, 2019
Filing Date:
July 13, 2017
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
E02F3/43
Domestic Patent References:
| WO2015137527A1 | 2015-09-17 | |||
| WO2015137526A1 | 2015-09-17 | |||
| WO2016013691A1 | 2016-01-28 |
Foreign References:
| JP2012202063A | 2012-10-22 | |||
| JP2004052361A | 2004-02-19 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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