FR2383375B1 - - Google Patents
Info
- Publication number
- FR2383375B1 FR2383375B1 FR7706916A FR7706916A FR2383375B1 FR 2383375 B1 FR2383375 B1 FR 2383375B1 FR 7706916 A FR7706916 A FR 7706916A FR 7706916 A FR7706916 A FR 7706916A FR 2383375 B1 FR2383375 B1 FR 2383375B1
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0426—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with seat protecting means
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- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
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- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/08—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for providing a large discharge passage
- F16K17/082—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for providing a large discharge passage with piston
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7706916A FR2383375A1 (en) | 1977-03-09 | 1977-03-09 | High flow spring loaded valve - has piston with bellows holding pressure under piston until valve is opened |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7706916A FR2383375A1 (en) | 1977-03-09 | 1977-03-09 | High flow spring loaded valve - has piston with bellows holding pressure under piston until valve is opened |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2383375A1 FR2383375A1 (en) | 1978-10-06 |
FR2383375B1 true FR2383375B1 (en) | 1981-08-21 |
Family
ID=9187800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7706916A Granted FR2383375A1 (en) | 1977-03-09 | 1977-03-09 | High flow spring loaded valve - has piston with bellows holding pressure under piston until valve is opened |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2383375A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CZ306635B6 (en) * | 2012-07-24 | 2017-04-12 | Hennlich Idustrietechnik, Spol. S R. O. | A safety valve for protecting hydraulic units |
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1977
- 1977-03-09 FR FR7706916A patent/FR2383375A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2383375A1 (en) | 1978-10-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |