- 专利标题: Large crane with boom
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申请号: US17254211申请日: 2019-06-19
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公开(公告)号: US11873197B2公开(公告)日: 2024-01-16
- 发明人: Uwe Frommelt
- 申请人: LIEBHERR-WERK EHINGEN GMBH
- 申请人地址: DE Ehingen/Donau
- 专利权人: LIEBHERR-WERK EHINGEN GMBH
- 当前专利权人: LIEBHERR-WERK EHINGEN GMBH
- 当前专利权人地址: DE Ehingen/Donau
- 代理机构: McCoy Russell LLP
- 优先权: DE 2018114832.1 2018.06.20
- 国际申请: PCT/EP2019/066175 2019.06.19
- 国际公布: WO2019/243412A 2019.12.26
- 进入国家日期: 2020-12-18
- 主分类号: B66C23/82
- IPC分类号: B66C23/82 ; B66C23/18 ; B66C23/68
摘要:
This invention relates to a large crane with an at least two-part main boom, wherein a lower and an upper part of the main boom are pivotally coupled to each other an articulation point. The invention furthermore is directed to a method for erecting or depositing a corresponding large crane.
公开/授权文献
- US20210269286A1 LARGE CRANE WITH BOOM 公开/授权日:2021-09-02
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