Title:
WORK VEHICLE AND WORK VEHICLE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2018/147096
Kind Code:
A1
Abstract:
A first switching valve (71a) is connected to a cap-side circuit of a lift cylinder (44). A second switching valve (71b) is connected to a head-side circuit of the lift cylinder (44). A first accumulator (72a) is connected to the cap-side circuit of the lift cylinder (44) via the first switching valve (71a). A second accumulator (72b) is connected to the head-side circuit of the lift cylinder (44) via the second switching valve (71b). A third switching valve (71c) is connected between the first accumulator (72a) and the second accumulator (72b).
Inventors:
HARADA MUNEO (JP)
ONO YUTAKA (JP)
ONO YUTAKA (JP)
Application Number:
PCT/JP2018/002483
Publication Date:
August 16, 2018
Filing Date:
January 26, 2018
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
E02F3/85; E02F3/76; E02F3/80; E02F3/815
Foreign References:
| JPH02132753U | 1990-11-05 | |||
| JPH02132754U | 1990-11-05 | |||
| JPH03202U | 1991-01-07 | |||
| DE3316085A1 | 1984-11-08 | |||
| JPS4928904U | 1974-03-12 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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