CN201215199Y - 双膜片超短倒流防止器 - Google Patents
双膜片超短倒流防止器 Download PDFInfo
- Publication number
- CN201215199Y CN201215199Y CNU2008200752183U CN200820075218U CN201215199Y CN 201215199 Y CN201215199 Y CN 201215199Y CN U2008200752183 U CNU2008200752183 U CN U2008200752183U CN 200820075218 U CN200820075218 U CN 200820075218U CN 201215199 Y CN201215199 Y CN 201215199Y
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- Prior art keywords
- valve
- diaphragm
- valve body
- water
- safety check
- 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.)
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Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200752183U CN201215199Y (zh) | 2008-07-03 | 2008-07-03 | 双膜片超短倒流防止器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200752183U CN201215199Y (zh) | 2008-07-03 | 2008-07-03 | 双膜片超短倒流防止器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201215199Y true CN201215199Y (zh) | 2009-04-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008200752183U Expired - Fee Related CN201215199Y (zh) | 2008-07-03 | 2008-07-03 | 双膜片超短倒流防止器 |
Country Status (1)
Country | Link |
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CN (1) | CN201215199Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102261499A (zh) * | 2011-05-17 | 2011-11-30 | 天津市国威给排水设备制造有限公司 | 无外置配管并防止泄水口非正常泄水的双膜片倒流防止器 |
CN108252368A (zh) * | 2018-04-04 | 2018-07-06 | 浙江三泉智能科技有限公司 | 空气隔污装置和智能马桶 |
-
2008
- 2008-07-03 CN CNU2008200752183U patent/CN201215199Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102261499A (zh) * | 2011-05-17 | 2011-11-30 | 天津市国威给排水设备制造有限公司 | 无外置配管并防止泄水口非正常泄水的双膜片倒流防止器 |
CN108252368A (zh) * | 2018-04-04 | 2018-07-06 | 浙江三泉智能科技有限公司 | 空气隔污装置和智能马桶 |
CN108252368B (zh) * | 2018-04-04 | 2024-04-26 | 厦门霖创卫浴有限公司 | 空气隔污装置和智能马桶 |
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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: Double-diaphragm ultra-short backflow preventer Effective date of registration: 20131122 Granted publication date: 20090401 Pledgee: Tianjin Dongfang Haixin SME Company limited by guarantee Pledgor: Tianjin Guowei Feeding & Drainage Equipment Ment Manufacturing Co., Ltd. Registration number: 2013120000050 |
|
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: 20140305 Granted publication date: 20090401 Pledgee: Tianjin Dongfang Haixin SME Company limited by guarantee Pledgor: Tianjin Guowei Feeding & Drainage Equipment Ment Manufacturing Co., Ltd. Registration number: 2013120000050 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20160703 |
|
CF01 | Termination of patent right due to non-payment of annual fee |