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Patent Searching and Data


Title:
CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/155772
Kind Code:
A1
Abstract:
The present invention enables maintenance of a control valve even in a narrow space. An engine (14) is disposed behind a turning frame (11), a swivel joint (30) is disposed between a pair of vertical plates (22, 23), a turning motor (31) is disposed diagonally behind the swivel joint (30) disposed between the pair of vertical plates (22, 23), and a control valve (32) is disposed forward of the engine (14) and diagonally behind the swivel joint (30) disposed between the pair of vertical plates (22, 23). A detachment direction A of a plurality of spools (32a) from the control valve (32) is rearwardly inclined toward the vertical plate (23) on the right side.

Inventors:
IZUMI, Ryota
KURUSHIMA, Satoshi
Application Number:
JP2018/047385
Publication Date:
August 15, 2019
Filing Date:
December 21, 2018
Export Citation:
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Assignee:
KOBELCO CONSTRUCTION MACHINERY CO., LTD. (2-1 Itsukaichikou 2-chome, Saeki-ku Hiroshima-sh, Hiroshima 61, 〒7315161, JP)
International Classes:
E02F9/00
Attorney, Agent or Firm:
KOTANI, Etsuji et al. (Osaka Nakanoshima Building 2nd Floor, 2-2 Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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