CN101698461B - 起重机吊钩冲顶保护装置 - Google Patents
起重机吊钩冲顶保护装置 Download PDFInfo
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- CN101698461B CN101698461B CN200910188335XA CN200910188335A CN101698461B CN 101698461 B CN101698461 B CN 101698461B CN 200910188335X A CN200910188335X A CN 200910188335XA CN 200910188335 A CN200910188335 A CN 200910188335A CN 101698461 B CN101698461 B CN 101698461B
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CN200910188335XA CN101698461B (zh) | 2009-10-30 | 2009-10-30 | 起重机吊钩冲顶保护装置 |
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CN200910188335XA CN101698461B (zh) | 2009-10-30 | 2009-10-30 | 起重机吊钩冲顶保护装置 |
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CN101698461A CN101698461A (zh) | 2010-04-28 |
CN101698461B true CN101698461B (zh) | 2011-09-14 |
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CN200910188335XA Expired - Fee Related CN101698461B (zh) | 2009-10-30 | 2009-10-30 | 起重机吊钩冲顶保护装置 |
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Families Citing this family (2)
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CN113213361B (zh) * | 2021-05-13 | 2022-09-13 | 三一海洋重工有限公司 | 一种吊具防挂舱装置、方法及起重设备 |
CN113682988A (zh) * | 2021-08-31 | 2021-11-23 | 深圳市海浦蒙特科技有限公司 | 一种塔式起重机及其防冲顶保护方法、系统和装置 |
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CN101698461A (zh) | 2010-04-28 |
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C14 | Grant of patent or utility model | ||
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Owner name: DALIAN HUARUI HEAVY INDUSTRY GROUP CO., LTD. Free format text: FORMER OWNER: HUARUI CO., LTD., DALIAN Effective date: 20120405 |
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Effective date of registration: 20120405 Address after: 116013 Bayi Road, Xigang District, Liaoning, China, No. 169, No. Patentee after: Dalian Huarui Heavy Industry Group Co., Ltd. Address before: 116013 Bayi Road, Xigang District, Liaoning, China, No. 169, No. Patentee before: Huarui Co., Ltd., Dalian |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20171030 |