CN210460709U - 一种煤矿超前支护用前探梁卡器 - Google Patents
一种煤矿超前支护用前探梁卡器 Download PDFInfo
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- CN210460709U CN210460709U CN201920631546.5U CN201920631546U CN210460709U CN 210460709 U CN210460709 U CN 210460709U CN 201920631546 U CN201920631546 U CN 201920631546U CN 210460709 U CN210460709 U CN 210460709U
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- 239000003245 coal Substances 0.000 title claims abstract description 11
- 210000000078 claw Anatomy 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 abstract description 20
- 239000010959 steel Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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CN201920631546.5U CN210460709U (zh) | 2019-05-06 | 2019-05-06 | 一种煤矿超前支护用前探梁卡器 |
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CN201920631546.5U CN210460709U (zh) | 2019-05-06 | 2019-05-06 | 一种煤矿超前支护用前探梁卡器 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20220530 Address after: 056200 people's East Street, Fengfeng Town, Fengfeng mining area, Handan, Hebei. Patentee after: Handan Fengfeng Zhixiang Machinery Manufacturing Co.,Ltd. Address before: 056000 No. 501, unit a, building 2, No. 891, Lingyuan Road, Hanshan District, Handan City, Hebei Province Patentee before: Xu Gang |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240125 Address after: 056200 No. 2, Taizhong Road, Gushan North Street, Fengfeng Town, Fengfeng mining area, Handan City, Hebei Province (in the courtyard of Boya industrial and Mining Service Co., Ltd.) Patentee after: Handan Fengfeng mining area Xinrui electromechanical equipment factory Country or region after: China Address before: 056200 people's East Street, Fengfeng Town, Fengfeng mining area, Handan, Hebei. Patentee before: Handan Fengfeng Zhixiang Machinery Manufacturing Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |