FR2339794A1 - Dispositif d'obturation, d'etancheite et de detection des fuites pour vanne - Google Patents
Dispositif d'obturation, d'etancheite et de detection des fuites pour vanneInfo
- Publication number
- FR2339794A1 FR2339794A1 FR7702324A FR7702324A FR2339794A1 FR 2339794 A1 FR2339794 A1 FR 2339794A1 FR 7702324 A FR7702324 A FR 7702324A FR 7702324 A FR7702324 A FR 7702324A FR 2339794 A1 FR2339794 A1 FR 2339794A1
- Authority
- FR
- France
- Prior art keywords
- valve member
- axially
- seal rings
- spaced seal
- leakage control
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/243—Packings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Safety Valves (AREA)
- Sliding Valves (AREA)
- Details Of Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65299976A | 1976-01-28 | 1976-01-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2339794A1 true FR2339794A1 (fr) | 1977-08-26 |
Family
ID=24619082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7702324A Withdrawn FR2339794A1 (fr) | 1976-01-28 | 1977-01-27 | Dispositif d'obturation, d'etancheite et de detection des fuites pour vanne |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS52107627A (fr) |
CH (1) | CH606873A5 (fr) |
DE (1) | DE2702809A1 (fr) |
FR (1) | FR2339794A1 (fr) |
NL (1) | NL7700838A (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE419369B (sv) | 1977-10-31 | 1981-07-27 | Huhn Ab Gustav | Tetningsanordning for axlar bestaende av en radialtetningsring |
DE3731349A1 (de) * | 1987-09-18 | 1989-03-30 | Mokveld Valves Bv | Ventil aus einem gehaeuse mit einem zylindrischen stroemungsdurchgang |
CH679417A5 (fr) * | 1989-04-25 | 1992-02-14 | Erich Bertsch | |
DE102009014214A1 (de) | 2008-12-22 | 2010-06-24 | Von Ardenne Anlagentechnik Gmbh | Dichtungseinrichtung für Drehdurchführung |
DE202011110807U1 (de) | 2011-06-06 | 2016-07-14 | Elringklinger Ag | Radialwellendichtung |
CN103939633B (zh) * | 2014-04-29 | 2017-06-16 | 石家庄荣信科技有限公司 | 一种粉料密封阀 |
CN109702906B (zh) * | 2019-01-28 | 2024-02-02 | 江苏徐工工程机械研究院有限公司 | 一种切割机驱动单元双监测腔 |
CN117906882B (zh) * | 2024-03-20 | 2024-05-24 | 烟台焕发新能源有限公司 | 一种气瓶气密检测设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5226036Y2 (fr) * | 1971-07-19 | 1977-06-14 | ||
US3827285A (en) * | 1972-04-07 | 1974-08-06 | M & J Valve Co | Flow control apparatus and method with leak detection |
US3868175A (en) * | 1973-07-09 | 1975-02-25 | American Optical Corp | Forty power microscope objective |
JPS5124338Y2 (fr) * | 1973-08-07 | 1976-06-22 |
-
1977
- 1977-01-25 DE DE19772702809 patent/DE2702809A1/de active Pending
- 1977-01-26 CH CH92877A patent/CH606873A5/xx not_active IP Right Cessation
- 1977-01-27 FR FR7702324A patent/FR2339794A1/fr not_active Withdrawn
- 1977-01-27 NL NL7700838A patent/NL7700838A/xx not_active Application Discontinuation
- 1977-01-27 JP JP821177A patent/JPS52107627A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CH606873A5 (fr) | 1978-11-15 |
JPS52107627A (en) | 1977-09-09 |
DE2702809A1 (de) | 1977-08-04 |
NL7700838A (nl) | 1977-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |