CN1283943C - Expansion sluice valve - Google Patents
Expansion sluice valve Download PDFInfo
- Publication number
- CN1283943C CN1283943C CN 02135984 CN02135984A CN1283943C CN 1283943 C CN1283943 C CN 1283943C CN 02135984 CN02135984 CN 02135984 CN 02135984 A CN02135984 A CN 02135984A CN 1283943 C CN1283943 C CN 1283943C
- Authority
- CN
- China
- Prior art keywords
- valve
- spool
- valve body
- plate
- valve rod
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 210000004907 gland Anatomy 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Sliding Valves (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02135984 CN1283943C (en) | 2002-12-19 | 2002-12-19 | Expansion sluice valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02135984 CN1283943C (en) | 2002-12-19 | 2002-12-19 | Expansion sluice valve |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1508463A CN1508463A (en) | 2004-06-30 |
CN1283943C true CN1283943C (en) | 2006-11-08 |
Family
ID=34231584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02135984 Expired - Lifetime CN1283943C (en) | 2002-12-19 | 2002-12-19 | Expansion sluice valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1283943C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100404928C (en) * | 2006-01-18 | 2008-07-23 | 胡金木 | High-temperature high-pressure self-sealing gate valve with double flat shutter board |
CN106763849B (en) * | 2017-01-06 | 2021-02-02 | 鞍山电磁阀有限责任公司 | Double-drive movable double-wedge-face flashboard step-by-step action type gate valve |
CN109027287B (en) * | 2018-10-26 | 2023-08-22 | 扬中市华龙橡塑电器有限公司 | Sealing device for valve element of instrument tube |
-
2002
- 2002-12-19 CN CN 02135984 patent/CN1283943C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1508463A (en) | 2004-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JINAN CITY GONGMING NEW TECHNOLOGY DEVELOPMENT CO. Free format text: FORMER OWNER: ZHAO HONGZHI Effective date: 20090424 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090424 Address after: Lotus Road, Huashan overpass, Licheng District, Shandong, Ji'nan Patentee after: JINAN GONGMING NEW TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: No. 226, West eight Li, north of Ji'nan City, Shandong Province Patentee before: Zhao Hong Zhi |
|
CX01 | Expiry of patent term |
Granted publication date: 20061108 |
|
CX01 | Expiry of patent term |