CN202812241U - 一种电动真空蝶阀 - Google Patents
一种电动真空蝶阀 Download PDFInfo
- Publication number
- CN202812241U CN202812241U CN201220426387.3U CN201220426387U CN202812241U CN 202812241 U CN202812241 U CN 202812241U CN 201220426387 U CN201220426387 U CN 201220426387U CN 202812241 U CN202812241 U CN 202812241U
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- rotating shaft
- valve body
- taper pin
- valve
- valve plate
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- 238000012856 packing Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims abstract description 7
- 239000000945 filler Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201220426387.3U CN202812241U (zh) | 2012-08-23 | 2012-08-23 | 一种电动真空蝶阀 |
Applications Claiming Priority (1)
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CN201220426387.3U CN202812241U (zh) | 2012-08-23 | 2012-08-23 | 一种电动真空蝶阀 |
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Publication Number | Publication Date |
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CN202812241U true CN202812241U (zh) | 2013-03-20 |
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CN201220426387.3U Expired - Lifetime CN202812241U (zh) | 2012-08-23 | 2012-08-23 | 一种电动真空蝶阀 |
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CN (1) | CN202812241U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237053A (zh) * | 2018-09-11 | 2019-01-18 | 上海华通阀门有限公司 | 一种蝶阀密封方法 |
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2012
- 2012-08-23 CN CN201220426387.3U patent/CN202812241U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237053A (zh) * | 2018-09-11 | 2019-01-18 | 上海华通阀门有限公司 | 一种蝶阀密封方法 |
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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: TIANJIN INTERNATIONAL MACHINERY CO., LTD. Free format text: FORMER OWNER: TIANJIN INTERNATIONAL MACHINERY VALVE CO., LTD. Effective date: 20140418 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 300308 DONGLI, TIANJIN TO: 300300 BINHAI NEW DISTRICT, TIANJIN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140418 Address after: 300300 No. 180 sailing Road, Airport Economic Zone, Binhai New Area, Tianjin, China Patentee after: Tianjin International Machinery Group Co.,Ltd. Address before: 300308, A, No. 180, sailing Road, airport logistics processing zone, Dongli District, Tianjin, A301-A307 Patentee before: TIANJIN INTERNAT MACHINERY VALVE Co.,Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130320 |