CN208431029U - 隧道安全通道防烟装置 - Google Patents
隧道安全通道防烟装置 Download PDFInfo
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- CN208431029U CN208431029U CN201821165073.6U CN201821165073U CN208431029U CN 208431029 U CN208431029 U CN 208431029U CN 201821165073 U CN201821165073 U CN 201821165073U CN 208431029 U CN208431029 U CN 208431029U
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CN201821165073.6U CN208431029U (zh) | 2018-07-20 | 2018-07-20 | 隧道安全通道防烟装置 |
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CN201821165073.6U CN208431029U (zh) | 2018-07-20 | 2018-07-20 | 隧道安全通道防烟装置 |
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CN208431029U true CN208431029U (zh) | 2019-01-25 |
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CN201821165073.6U Expired - Fee Related CN208431029U (zh) | 2018-07-20 | 2018-07-20 | 隧道安全通道防烟装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110847946A (zh) * | 2019-12-24 | 2020-02-28 | 山西省交通科技研发有限公司 | 长大公路隧道射流风机安装支架及安装方法 |
CN113047891A (zh) * | 2021-04-12 | 2021-06-29 | 中铁第五勘察设计院集团有限公司 | 一种隧道安全系统 |
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2018
- 2018-07-20 CN CN201821165073.6U patent/CN208431029U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110847946A (zh) * | 2019-12-24 | 2020-02-28 | 山西省交通科技研发有限公司 | 长大公路隧道射流风机安装支架及安装方法 |
CN113047891A (zh) * | 2021-04-12 | 2021-06-29 | 中铁第五勘察设计院集团有限公司 | 一种隧道安全系统 |
CN113047891B (zh) * | 2021-04-12 | 2022-05-17 | 中铁第五勘察设计院集团有限公司 | 一种隧道安全系统 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Ledao Traffic Consulting Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: 2019320000176 Denomination of utility model: Smoke proof device for tunnel safe passage Granted publication date: 20190125 License type: Common License Record date: 20190611 Assignee: Nanjing Bobo Transportation Technology Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: 2019320000175 Denomination of utility model: Smoke proof device for tunnel safe passage Granted publication date: 20190125 License type: Common License Record date: 20190611 |
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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: 20190125 Termination date: 20190720 |