CN103803431B - 自动换倍率装置及具有该自动换倍率装置的起重机 - Google Patents
自动换倍率装置及具有该自动换倍率装置的起重机 Download PDFInfo
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- CN103803431B CN103803431B CN201410086811.8A CN201410086811A CN103803431B CN 103803431 B CN103803431 B CN 103803431B CN 201410086811 A CN201410086811 A CN 201410086811A CN 103803431 B CN103803431 B CN 103803431B
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CN201410086811.8A CN103803431B (zh) | 2014-03-11 | 2014-03-11 | 自动换倍率装置及具有该自动换倍率装置的起重机 |
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CN201410086811.8A CN103803431B (zh) | 2014-03-11 | 2014-03-11 | 自动换倍率装置及具有该自动换倍率装置的起重机 |
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CN103803431A CN103803431A (zh) | 2014-05-21 |
CN103803431B true CN103803431B (zh) | 2016-04-20 |
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Families Citing this family (2)
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JP6189794B2 (ja) | 2014-05-30 | 2017-08-30 | 株式会社キトー | フックブロックおよびロープホイスト |
CN109879181B (zh) * | 2019-03-13 | 2024-02-13 | 科曼萨建设机械(杭州)有限公司 | 动臂塔机的自动换倍率转换装置及其使用方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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DE4206359A1 (de) * | 1991-03-16 | 1992-09-17 | Ledergerber Hans Juergen | Turmkran |
CN200954980Y (zh) * | 2006-10-19 | 2007-10-03 | 丁水平 | 一种起重机钓钩自动换倍率装置 |
CN101357743A (zh) * | 2008-09-27 | 2009-02-04 | 廊坊凯博建设机械科技有限公司 | 动臂变幅起重机的吊钩换倍率机构 |
CN102826444A (zh) * | 2012-09-16 | 2012-12-19 | 江麓机电集团有限公司 | 塔式起重机自动换倍率装置 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4206359A1 (de) * | 1991-03-16 | 1992-09-17 | Ledergerber Hans Juergen | Turmkran |
CN200954980Y (zh) * | 2006-10-19 | 2007-10-03 | 丁水平 | 一种起重机钓钩自动换倍率装置 |
CN101357743A (zh) * | 2008-09-27 | 2009-02-04 | 廊坊凯博建设机械科技有限公司 | 动臂变幅起重机的吊钩换倍率机构 |
CN102826444A (zh) * | 2012-09-16 | 2012-12-19 | 江麓机电集团有限公司 | 塔式起重机自动换倍率装置 |
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Application publication date: 20140521 Assignee: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY DEVELOPMENT Co.,Ltd. WEINAN BRANCH Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980042749 Denomination of invention: Automatic rate changing device and crane with such automatic rate changing device Granted publication date: 20160420 License type: Common License Record date: 20231008 Application publication date: 20140521 Assignee: Zoomlion Construction Crane Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980042704 Denomination of invention: Automatic rate changing device and crane with such automatic rate changing device Granted publication date: 20160420 License type: Common License Record date: 20231008 |
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