CN201772590U - Dust proof unit for a ventilation device - Google Patents
Dust proof unit for a ventilation device Download PDFInfo
- Publication number
- CN201772590U CN201772590U CN201020523333XU CN201020523333U CN201772590U CN 201772590 U CN201772590 U CN 201772590U CN 201020523333X U CN201020523333X U CN 201020523333XU CN 201020523333 U CN201020523333 U CN 201020523333U CN 201772590 U CN201772590 U CN 201772590U
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- Prior art keywords
- air filter
- axle
- ventilation
- control module
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020523333XU CN201772590U (en) | 2010-08-27 | 2010-09-09 | Dust proof unit for a ventilation device |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020508309 | 2010-08-27 | ||
CN201020508309.9 | 2010-08-27 | ||
CN201020523333XU CN201772590U (en) | 2010-08-27 | 2010-09-09 | Dust proof unit for a ventilation device |
Publications (1)
Publication Number | Publication Date |
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CN201772590U true CN201772590U (en) | 2011-03-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201020523333XU Expired - Lifetime CN201772590U (en) | 2010-08-27 | 2010-09-09 | Dust proof unit for a ventilation device |
Country Status (1)
Country | Link |
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CN (1) | CN201772590U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101922782A (en) * | 2010-08-27 | 2010-12-22 | 杨小宁 | Dustproof method and dustproof unit for ventilating device |
CN102879528A (en) * | 2012-10-08 | 2013-01-16 | 中国矿业大学 | Dustproof device and dustproof method for sensing probe |
CN106209657A (en) * | 2016-08-04 | 2016-12-07 | 四川网格新通科技有限公司 | A kind of dust-proof router |
CN108654251A (en) * | 2018-06-07 | 2018-10-16 | 苏州斯洁科电子有限公司 | A kind of high temperature resistant dustproof device for ventilation equipment |
-
2010
- 2010-09-09 CN CN201020523333XU patent/CN201772590U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101922782A (en) * | 2010-08-27 | 2010-12-22 | 杨小宁 | Dustproof method and dustproof unit for ventilating device |
CN102879528A (en) * | 2012-10-08 | 2013-01-16 | 中国矿业大学 | Dustproof device and dustproof method for sensing probe |
CN106209657A (en) * | 2016-08-04 | 2016-12-07 | 四川网格新通科技有限公司 | A kind of dust-proof router |
CN108654251A (en) * | 2018-06-07 | 2018-10-16 | 苏州斯洁科电子有限公司 | A kind of high temperature resistant dustproof device for ventilation equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dust proof unit for a ventilation device Effective date of registration: 20141218 Granted publication date: 20110323 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Yang Xiaoning|Shaanxi Rui Feng Communication Technology Co Ltd Registration number: 2014980000156 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151021 Granted publication date: 20110323 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Yang Xiaoning|Shaanxi Rui Feng Communication Technology Co Ltd Registration number: 2014980000156 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dust proof unit for a ventilation device Effective date of registration: 20151223 Granted publication date: 20110323 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Yang Xiaoning|Shaanxi Rui Feng Communication Technology Co Ltd Registration number: 2015980000248 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161108 Granted publication date: 20110323 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Yang Xiaoning|Shaanxi Rui Feng Communication Technology Co Ltd Registration number: 2015980000248 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20110323 |