CN201902752U - 遇水膨胀橡胶圈 - Google Patents
遇水膨胀橡胶圈 Download PDFInfo
- Publication number
- CN201902752U CN201902752U CN2010206779558U CN201020677955U CN201902752U CN 201902752 U CN201902752 U CN 201902752U CN 2010206779558 U CN2010206779558 U CN 2010206779558U CN 201020677955 U CN201020677955 U CN 201020677955U CN 201902752 U CN201902752 U CN 201902752U
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- Prior art keywords
- pipe
- rubber ring
- water swelling
- hydro
- swelling rubber
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- 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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- Joints With Sleeves (AREA)
Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010206779558U CN201902752U (zh) | 2010-12-21 | 2010-12-21 | 遇水膨胀橡胶圈 |
Applications Claiming Priority (1)
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CN2010206779558U CN201902752U (zh) | 2010-12-21 | 2010-12-21 | 遇水膨胀橡胶圈 |
Publications (1)
Publication Number | Publication Date |
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CN201902752U true CN201902752U (zh) | 2011-07-20 |
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CN2010206779558U Expired - Lifetime CN201902752U (zh) | 2010-12-21 | 2010-12-21 | 遇水膨胀橡胶圈 |
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CN (1) | CN201902752U (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107420656A (zh) * | 2017-09-14 | 2017-12-01 | 成都市都得利管业有限公司 | 一种能膨胀封堵间隙的缠绕管及其安装方法 |
CN110043727A (zh) * | 2019-04-16 | 2019-07-23 | 仪征市恒盛机械有限公司 | 一种铝管连接密封结构 |
CN113004593A (zh) * | 2019-12-22 | 2021-06-22 | 上海清远管业科技股份有限公司 | 一种耐疲劳遇水膨胀橡胶圈 |
CN114941748A (zh) * | 2022-05-31 | 2022-08-26 | 重庆中环建设有限公司 | 一种适用于复合环形管片顶管施工的拼装式内嵌钢管结构 |
-
2010
- 2010-12-21 CN CN2010206779558U patent/CN201902752U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107420656A (zh) * | 2017-09-14 | 2017-12-01 | 成都市都得利管业有限公司 | 一种能膨胀封堵间隙的缠绕管及其安装方法 |
CN110043727A (zh) * | 2019-04-16 | 2019-07-23 | 仪征市恒盛机械有限公司 | 一种铝管连接密封结构 |
CN113004593A (zh) * | 2019-12-22 | 2021-06-22 | 上海清远管业科技股份有限公司 | 一种耐疲劳遇水膨胀橡胶圈 |
CN114941748A (zh) * | 2022-05-31 | 2022-08-26 | 重庆中环建设有限公司 | 一种适用于复合环形管片顶管施工的拼装式内嵌钢管结构 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI QINGYUAN PIPE TECHNOLOGY CO., LTD. Effective date: 20150304 Owner name: WUHAN QINGYUAN PIPE INDUSTRY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHANGHAI QINGYUAN PIPE TECHNOLOGY CO., LTD. Effective date: 20150304 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201502 JINSHAN, SHANGHAI TO: 430090 WUHAN, HUBEI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20150304 Address after: 430090 Hubei city of Wuhan province Deng Nan Street Hannan Village Patentee after: WUHAN QINGYUAN PIPE TECHNOLOGY CO., LTD. Patentee after: Shanghai Qingyuan Pipe Technology Co., Ltd. Address before: 201502 Shanghai city Jinshan District Fengjing Industrial Park No. 35 Cao Lilu Patentee before: Shanghai Qingyuan Pipe Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20110720 |
|
CX01 | Expiry of patent term |