CN220118014U - 一种人防用防爆门 - Google Patents
一种人防用防爆门 Download PDFInfo
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- CN220118014U CN220118014U CN202320823682.0U CN202320823682U CN220118014U CN 220118014 U CN220118014 U CN 220118014U CN 202320823682 U CN202320823682 U CN 202320823682U CN 220118014 U CN220118014 U CN 220118014U
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 21
- 238000005728 strengthening Methods 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
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- 238000009434 installation Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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Abstract
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Application Number | Priority Date | Filing Date | Title |
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CN202320823682.0U CN220118014U (zh) | 2023-04-14 | 2023-04-14 | 一种人防用防爆门 |
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CN202320823682.0U CN220118014U (zh) | 2023-04-14 | 2023-04-14 | 一种人防用防爆门 |
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CN220118014U true CN220118014U (zh) | 2023-12-01 |
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CN202320823682.0U Active CN220118014U (zh) | 2023-04-14 | 2023-04-14 | 一种人防用防爆门 |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20240109 Address after: 401421 zone a, Qiaohe Industrial Park, Qijiang District, Chongqing Patentee after: Chongqing Yangfei Applied Technology Research Institute Co.,Ltd. Address before: No. 20 Lichun Lane, Luoyang Village, Luoyang Town, Taishang Investment Zone, Quanzhou City, Fujian Province, 362000 Patentee before: Chen Yiqing |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240126 Address after: 401336 Shuangbei Community, Daping Village, Yinglong Town, Nan'an District, Chongqing City Patentee after: Chongqing Yangtian Machinery Manufacturing Co.,Ltd. Country or region after: China Address before: 401421 zone a, Qiaohe Industrial Park, Qijiang District, Chongqing Patentee before: Chongqing Yangfei Applied Technology Research Institute Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |