CN104018859B - 薄煤层支架底调千斤顶固定机构 - Google Patents
薄煤层支架底调千斤顶固定机构 Download PDFInfo
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- CN104018859B CN104018859B CN201410197368.1A CN201410197368A CN104018859B CN 104018859 B CN104018859 B CN 104018859B CN 201410197368 A CN201410197368 A CN 201410197368A CN 104018859 B CN104018859 B CN 104018859B
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CN201410197368.1A CN104018859B (zh) | 2014-05-12 | 2014-05-12 | 薄煤层支架底调千斤顶固定机构 |
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CN104018859A CN104018859A (zh) | 2014-09-03 |
CN104018859B true CN104018859B (zh) | 2016-03-23 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3468510A (en) * | 1967-03-07 | 1969-09-23 | Karl Heinz Wehner | Mine roof support units |
CN102943679A (zh) * | 2012-11-01 | 2013-02-27 | 中煤北京煤矿机械有限责任公司 | 液压支架外底调机构及液压支架 |
CN203008947U (zh) * | 2012-11-14 | 2013-06-19 | 三一重型装备有限公司 | 一种液压支架及其底调机构 |
CN203271778U (zh) * | 2013-03-01 | 2013-11-06 | 毛登强 | 矿山井下新型安全防倒器 |
CN203925535U (zh) * | 2014-05-12 | 2014-11-05 | 山东鲁南装备制造有限公司 | 薄煤层支架底调千斤顶固定机构 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3468510A (en) * | 1967-03-07 | 1969-09-23 | Karl Heinz Wehner | Mine roof support units |
CN102943679A (zh) * | 2012-11-01 | 2013-02-27 | 中煤北京煤矿机械有限责任公司 | 液压支架外底调机构及液压支架 |
CN203008947U (zh) * | 2012-11-14 | 2013-06-19 | 三一重型装备有限公司 | 一种液压支架及其底调机构 |
CN203271778U (zh) * | 2013-03-01 | 2013-11-06 | 毛登强 | 矿山井下新型安全防倒器 |
CN203925535U (zh) * | 2014-05-12 | 2014-11-05 | 山东鲁南装备制造有限公司 | 薄煤层支架底调千斤顶固定机构 |
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Address after: On the west side of Shandong province 277021 Zhang Fan Zhen Xin Xing Lu Zaozhuang District of Xuecheng City Applicant after: SHANDONG LUNAN GROUP ENERGY EQUIPMENT MANUFACTURING CO., LTD. Address before: On the west side of Shandong province 277021 Zhang Fan Zhen Xin Xing Lu Zaozhuang District of Xuecheng City Applicant before: Shandong Lunan equipment Manufacturing Co., Ltd |
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Effective date of registration: 20200831 Address after: No.706, Guangrun Road, Zaozhuang high tech Zone, Zaozhuang City, Shandong Province Patentee after: Shandong energy group Jinyuan Machinery Co.,Ltd. Address before: On the west side of Shandong province 277021 Zhang Fan Zhen Xin Xing Lu Zaozhuang District of Xuecheng City Patentee before: SHANDONG LUNAN GROUP ENERGY EQUIPMENT MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20211224 Address after: 277021 west side of Xinxing Road, Zhangfan Town, high tech Zone, Zaozhuang City, Shandong Province Patentee after: SHANDONG LUNAN GROUP ENERGY EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 706 Guangrun Road, Zaozhuang high tech Zone, Zaozhuang City, Shandong Province 277100 Patentee before: Shandong energy group Jinyuan Machinery Co.,Ltd. |