CN202073585U - 薄煤层液压支架用单侧抬底机构 - Google Patents
薄煤层液压支架用单侧抬底机构 Download PDFInfo
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- CN202073585U CN202073585U CN2011201172134U CN201120117213U CN202073585U CN 202073585 U CN202073585 U CN 202073585U CN 2011201172134 U CN2011201172134 U CN 2011201172134U CN 201120117213 U CN201120117213 U CN 201120117213U CN 202073585 U CN202073585 U CN 202073585U
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CN2011201172134U CN202073585U (zh) | 2011-04-20 | 2011-04-20 | 薄煤层液压支架用单侧抬底机构 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102748054A (zh) * | 2012-07-03 | 2012-10-24 | 三一重型装备有限公司 | 液压支架推移机构及液压支架 |
CN102852541A (zh) * | 2012-09-21 | 2013-01-02 | 郑州四维机电设备制造有限公司 | 支架用抬底装置 |
CN110173215A (zh) * | 2019-07-05 | 2019-08-27 | 江苏省无锡探矿机械总厂有限公司 | 一种适用于rjp及mjs工法的智能化长行程高压旋喷钻机 |
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2011
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102748054A (zh) * | 2012-07-03 | 2012-10-24 | 三一重型装备有限公司 | 液压支架推移机构及液压支架 |
CN102852541A (zh) * | 2012-09-21 | 2013-01-02 | 郑州四维机电设备制造有限公司 | 支架用抬底装置 |
CN102852541B (zh) * | 2012-09-21 | 2015-05-06 | 卡特彼勒(郑州)有限公司 | 支架用抬底装置 |
CN110173215A (zh) * | 2019-07-05 | 2019-08-27 | 江苏省无锡探矿机械总厂有限公司 | 一种适用于rjp及mjs工法的智能化长行程高压旋喷钻机 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CATERPILLAR (ZHENGZHOU) CO., LTD. Free format text: FORMER NAME: ZHENGZHOU SIWEI ELECTROMECHANICAL EQUIPMENT MANUFACTURING CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: 450001 No. 7 shuttle Road, hi tech Industrial Development Zone, Henan, Zhengzhou Patentee after: Caterpillar (Zhengzhou) Co., Ltd. Address before: 450001 No. 7 shuttle Road, hi tech Industrial Development Zone, Henan, Zhengzhou Patentee before: Zhengzhou Siwei Electromechanical Equipment Manufacturing Co., Ltd. |
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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: 20111214 Termination date: 20200420 |