CN104517339B - 一种通过风扇散热的智能楼宇门禁系统 - Google Patents
一种通过风扇散热的智能楼宇门禁系统 Download PDFInfo
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- CN104517339B CN104517339B CN201510031213.5A CN201510031213A CN104517339B CN 104517339 B CN104517339 B CN 104517339B CN 201510031213 A CN201510031213 A CN 201510031213A CN 104517339 B CN104517339 B CN 104517339B
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CN201510031213.5A CN104517339B (zh) | 2015-01-22 | 2015-01-22 | 一种通过风扇散热的智能楼宇门禁系统 |
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CN201510031213.5A CN104517339B (zh) | 2015-01-22 | 2015-01-22 | 一种通过风扇散热的智能楼宇门禁系统 |
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CN104517339A CN104517339A (zh) | 2015-04-15 |
CN104517339B true CN104517339B (zh) | 2016-10-05 |
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CN110848139B (zh) * | 2019-11-07 | 2021-05-04 | 深圳市比亚美塑胶模具有限公司 | 一种螺杆式空压机的散热系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202139982U (zh) * | 2010-11-24 | 2012-02-08 | 钟永财 | 一种安全防护门系统 |
EP2579220A1 (en) * | 2010-05-26 | 2013-04-10 | ZTE Corporation | Entrance guard control method and system thereof |
CN203950365U (zh) * | 2014-05-26 | 2014-11-19 | 南宁思飞电子科技有限公司 | 一种可折叠门禁系统 |
CN204117230U (zh) * | 2014-09-22 | 2015-01-21 | 深圳市驰卡技术有限公司 | 防压手的电控门及自动存取设备 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2579220A1 (en) * | 2010-05-26 | 2013-04-10 | ZTE Corporation | Entrance guard control method and system thereof |
CN202139982U (zh) * | 2010-11-24 | 2012-02-08 | 钟永财 | 一种安全防护门系统 |
CN203950365U (zh) * | 2014-05-26 | 2014-11-19 | 南宁思飞电子科技有限公司 | 一种可折叠门禁系统 |
CN204117230U (zh) * | 2014-09-22 | 2015-01-21 | 深圳市驰卡技术有限公司 | 防压手的电控门及自动存取设备 |
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C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Dan Qian Inventor after: Xu Congcong Inventor after: Cao Lei Inventor after: Yang Cheng Inventor after: Zhu Lina Inventor after: Wang Peibin Inventor after: Shi Hong Inventor before: Li Changming |
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Effective date of registration: 20160906 Address after: 502, room 3, building 6, building 809, Qingyun Road, Qingyun Subdistrict Office, Xintai, Shandong, Tai'an 271200, China Applicant after: Dan Qian Address before: 266000 Shandong province Qingdao City fish Road No. 5 Applicant before: Li Changming |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20170122 |
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CF01 | Termination of patent right due to non-payment of annual fee |