发明授权
- 专利标题: Shovel
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申请号: US17649816申请日: 2022-02-03
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公开(公告)号: US11781288B2公开(公告)日: 2023-10-10
- 发明人: Riichi Nishikawara
- 申请人: SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- 申请人地址: JP Tokyo
- 专利权人: SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- 当前专利权人: SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- 当前专利权人地址: JP Tokyo
- 代理机构: IPUSA, PLLC
- 优先权: JP 19148139 2019.08.09
- 主分类号: E02F9/22
- IPC分类号: E02F9/22 ; F15B11/08
摘要:
A shovel includes a lower traveling structure, an upper swing structure mounted on the lower traveling structure, an engine mounted on the upper swing structure, a hydraulic pump configured to be driven by the engine, a hydraulic actuator, an operating device configured to operate the hydraulic actuator, and a hardware processor configured to control the discharge quantity of the hydraulic pump through negative control and change a control characteristic of the negative control according to the details of an operation on the operating device.
公开/授权文献
- US20220154429A1 SHOVEL 公开/授权日:2022-05-19
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