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Patent Searching and Data


Title:
EXCAVATOR
Document Type and Number:
WIPO Patent Application WO/2019/093103
Kind Code:
A1
Abstract:
In order to provide an excavator that can suitably perform finishing work to prepare a slope while maintaining operability, an excavator according to one embodiment of the present invention comprises a lower traveling body 1, an upper pivoting body 3 that is equipped on the traveling body so as to pivot freely, a boom 4 that is mounted on the upper pivoting body 3 so as to be able to move up and down, an arm 5 that is mounted to the distal end of the boom 4 so as to be able to rotate, a bucket 6 mounted to the distal end of the arm 5, and a controller 30, wherein the controller 30 limits the lowering movement of the boom 4 so that at least one of the force at which the bucket 6 pushes on the ground and the speed that the bucket 6 moves toward the ground does not become relatively large.

Inventors:
YAMAMOTO, Takashi (731-1, Naganumahara-cho, Inage-ku, Chiba-sh, Chiba 01, 〒2630001, JP)
Application Number:
JP2018/039098
Publication Date:
May 16, 2019
Filing Date:
October 19, 2018
Export Citation:
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Assignee:
SUMITOMO(S.H.I.) CONSTRUCTION MACHINERY CO., LTD. (1-1 Osaki 2-chome, Shinagawa-ku Tokyo, 25, 〒1416025, JP)
International Classes:
E02F9/20
Attorney, Agent or Firm:
ITOH, Tadashige et al. (16th Floor, Marunouchi MY PLAZA 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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