CN2926513Y - 一种可缩双页压力平衡式风门 - Google Patents
一种可缩双页压力平衡式风门 Download PDFInfo
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- CN2926513Y CN2926513Y CN 200620025079 CN200620025079U CN2926513Y CN 2926513 Y CN2926513 Y CN 2926513Y CN 200620025079 CN200620025079 CN 200620025079 CN 200620025079 U CN200620025079 U CN 200620025079U CN 2926513 Y CN2926513 Y CN 2926513Y
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- door
- lintel
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- doorframe
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CN 200620025079 CN2926513Y (zh) | 2006-07-27 | 2006-07-27 | 一种可缩双页压力平衡式风门 |
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CN 200620025079 CN2926513Y (zh) | 2006-07-27 | 2006-07-27 | 一种可缩双页压力平衡式风门 |
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CN2926513Y true CN2926513Y (zh) | 2007-07-25 |
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CN 200620025079 Expired - Fee Related CN2926513Y (zh) | 2006-07-27 | 2006-07-27 | 一种可缩双页压力平衡式风门 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101358533B (zh) * | 2007-12-18 | 2011-08-10 | 淄博矿业集团有限责任公司许厂煤矿 | 矿用风门多功能窗 |
CN104421217A (zh) * | 2013-08-28 | 2015-03-18 | 百事德机械(江苏)有限公司 | 一种可快速降内压的隔声罩 |
CN105545343A (zh) * | 2016-01-11 | 2016-05-04 | 枣庄万硕矿用设备制造有限公司 | 抗压防形变井下巷道风门 |
CN110925010A (zh) * | 2019-11-19 | 2020-03-27 | 煤炭科学技术研究院有限公司 | 一种煤矿井下风门风窗抗变形系统及安装方法 |
CN111075494A (zh) * | 2019-11-19 | 2020-04-28 | 煤炭科学技术研究院有限公司 | 一种新型矿用压力平衡式风门 |
-
2006
- 2006-07-27 CN CN 200620025079 patent/CN2926513Y/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101358533B (zh) * | 2007-12-18 | 2011-08-10 | 淄博矿业集团有限责任公司许厂煤矿 | 矿用风门多功能窗 |
CN104421217A (zh) * | 2013-08-28 | 2015-03-18 | 百事德机械(江苏)有限公司 | 一种可快速降内压的隔声罩 |
CN105545343A (zh) * | 2016-01-11 | 2016-05-04 | 枣庄万硕矿用设备制造有限公司 | 抗压防形变井下巷道风门 |
CN110925010A (zh) * | 2019-11-19 | 2020-03-27 | 煤炭科学技术研究院有限公司 | 一种煤矿井下风门风窗抗变形系统及安装方法 |
CN111075494A (zh) * | 2019-11-19 | 2020-04-28 | 煤炭科学技术研究院有限公司 | 一种新型矿用压力平衡式风门 |
CN110925010B (zh) * | 2019-11-19 | 2021-06-01 | 煤炭科学技术研究院有限公司 | 一种煤矿井下风门风窗抗变形系统及安装方法 |
CN111075494B (zh) * | 2019-11-19 | 2023-03-17 | 煤炭科学技术研究院有限公司 | 一种新型矿用压力平衡式风门 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hebei Tongcheng Mining Technology Co., Ltd. Assignor: Song Yanbo Contract fulfillment period: 2008.11.12 to 2016.7.27 Contract record no.: 2008990001193 Denomination of utility model: Double-blade pressure-balanced shrinkaging throttle Granted publication date: 20070725 License type: Exclusive license Record date: 20081114 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.11.12 TO 2016.7.27; CHANGE OF CONTRACT Name of requester: HEBEI TONGCHENG MINING TECHNOLOGY CO., LTD. Effective date: 20081114 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070725 Termination date: 20100727 |