Title:
CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/190381
Kind Code:
A1
Abstract:
A plurality of control valves (39A-39D, 40A-40D, 41A-41D, 42A-42D, 43) are arranged so as to be aligned in the horizontal direction and the vertical direction in the planes of a first attachment surface (38C) and a second attachment surface (38D). Further, a plurality of control valves (47, 48) are arranged so as to be aligned in the horizontal direction and the vertical direction in the planes of a first attachment surface (46B) and a second attachment surface (46C).
Inventors:
OKANO HAJIME (JP)
MURAYAMA YUUJI (JP)
YANASE YOSHITAKA (JP)
MURAYAMA YUUJI (JP)
YANASE YOSHITAKA (JP)
Application Number:
PCT/JP2023/012284
Publication Date:
October 05, 2023
Filing Date:
March 27, 2023
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
E02F9/20; F15B11/00
Foreign References:
| JP2013249896A | 2013-12-12 | |||
| JP2018151036A | 2018-09-27 | |||
| JP2011112077A | 2011-06-09 | |||
| JP2008082161A | 2008-04-10 | |||
| JP2015227544A | 2015-12-17 | |||
| JP2011112123A | 2011-06-09 | |||
| JP2003097743A | 2003-04-03 | |||
| JPH01220705A | 1989-09-04 | |||
| JP2020034022A | 2020-03-05 |
Attorney, Agent or Firm:
HIROWA PATENT FIRM (JP)
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