CN2604576Y - 自来水水管防冻阀 - Google Patents
自来水水管防冻阀 Download PDFInfo
- Publication number
- CN2604576Y CN2604576Y CN 03212240 CN03212240U CN2604576Y CN 2604576 Y CN2604576 Y CN 2604576Y CN 03212240 CN03212240 CN 03212240 CN 03212240 U CN03212240 U CN 03212240U CN 2604576 Y CN2604576 Y CN 2604576Y
- Authority
- CN
- China
- Prior art keywords
- valve
- water pipe
- subsurface
- spool
- water
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 25
- 239000008399 tap water Substances 0.000 claims abstract description 4
- 235000020679 tap water Nutrition 0.000 claims abstract description 4
- 230000008595 infiltration Effects 0.000 claims description 4
- 238000001764 infiltration Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Images
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- Mechanically-Actuated Valves (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03212240 CN2604576Y (zh) | 2003-03-26 | 2003-03-26 | 自来水水管防冻阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03212240 CN2604576Y (zh) | 2003-03-26 | 2003-03-26 | 自来水水管防冻阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2604576Y true CN2604576Y (zh) | 2004-02-25 |
Family
ID=34159416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 03212240 Expired - Fee Related CN2604576Y (zh) | 2003-03-26 | 2003-03-26 | 自来水水管防冻阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2604576Y (zh) |
-
2003
- 2003-03-26 CN CN 03212240 patent/CN2604576Y/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ROOM 335, BUILDING 1, DONGFANGYANDUSHANGWU HOUSE, Free format text: FORMER NAME OR ADDRESS: JIANG VILLAGE(WEST), BO HAI TOWN, NINGAN CITY, HEILONGJIANG PROVINCE, 157431 |
|
CP03 | Change of name, title or address |
Patentee address after: 100029 Beijing City, Dongcheng District Anding Road 20 East Yandu business building, No. 1 building 335 room Patentee address before: 157431 Heilongjiang province Bohai Zhenjiang Xi Cun, Ning'an City |
|
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Patentee address after: 100102 Beijing city Chaoyang District nanhu road No. 9 room 1903 D across the land Patentee address before: 100029 Beijing City, Dongcheng District Anding Road 20 East Yandu business building, No. 1 building 335 room |
|
DD01 | Delivery of document by public notice |
Addressee: Jin Funv Document name: Notification of Termination of Patent Right |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040225 Termination date: 20090427 |