CN203413258U - 一种钢塑复合管的连接密封结构 - Google Patents
一种钢塑复合管的连接密封结构 Download PDFInfo
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- CN203413258U CN203413258U CN201320508724.8U CN201320508724U CN203413258U CN 203413258 U CN203413258 U CN 203413258U CN 201320508724 U CN201320508724 U CN 201320508724U CN 203413258 U CN203413258 U CN 203413258U
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- annular groove
- seal ring
- socket joint
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CN201320508724.8U CN203413258U (zh) | 2013-08-20 | 2013-08-20 | 一种钢塑复合管的连接密封结构 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105710157A (zh) * | 2016-04-01 | 2016-06-29 | 天津市科建防腐保温工程有限公司 | 一种可承插连接的钢塑复合防腐钢管 |
CN106402534A (zh) * | 2016-06-29 | 2017-02-15 | 郑州赛诺建材有限公司 | 沉管法隧道防水的接头自密封装置 |
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2013
- 2013-08-20 CN CN201320508724.8U patent/CN203413258U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105710157A (zh) * | 2016-04-01 | 2016-06-29 | 天津市科建防腐保温工程有限公司 | 一种可承插连接的钢塑复合防腐钢管 |
CN106402534A (zh) * | 2016-06-29 | 2017-02-15 | 郑州赛诺建材有限公司 | 沉管法隧道防水的接头自密封装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHANG TONGHU Free format text: FORMER OWNER: SHANDONG LEDE MACHINERY CO., LTD. Effective date: 20150616 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150616 Address after: 261021, No. 3, unit 50, Taiping Street, Furong street, Chengguan District, Weicheng, Shandong, Weifang, 201 Patentee after: Zhang Tonghu Address before: 261057 No. 3998 West Ring Road North, Weicheng District, Shandong, Weifang Patentee before: SHANDONG LEDE MACHINERY Co.,Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: SHANDONG LAIEN MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHANG TONGHU Effective date: 20150707 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150707 Address after: 261200, Shandong, Weifang province Fangzi Phoenix Street South (Xingguo Road) road, machinery East Patentee after: Shandong Lane Machinery Co.,Ltd. Address before: 261021, No. 3, unit 50, Taiping Street, Furong street, Chengguan District, Weicheng, Shandong, Weifang, 201 Patentee before: Zhang Tonghu |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140129 |