IT1009320B - PRELIMINARY CONTROL PRESSURE RELIEF VALVE - Google Patents
PRELIMINARY CONTROL PRESSURE RELIEF VALVEInfo
- Publication number
- IT1009320B IT1009320B IT6782474A IT6782474A IT1009320B IT 1009320 B IT1009320 B IT 1009320B IT 6782474 A IT6782474 A IT 6782474A IT 6782474 A IT6782474 A IT 6782474A IT 1009320 B IT1009320 B IT 1009320B
- Authority
- IT
- Italy
- Prior art keywords
- relief valve
- pressure relief
- control pressure
- preliminary control
- preliminary
- Prior art date
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
- 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
- F16K17/10—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 auxiliary valve for fluid operation of the main valve
-
- 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
- F16K17/0406—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 in the form of balls
-
- 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
- F16K17/0446—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 an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732313590 DE2313590C2 (en) | 1973-03-19 | 1973-03-19 | Pilot operated pressure relief valve |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1009320B true IT1009320B (en) | 1976-12-10 |
Family
ID=5875201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6782474A IT1009320B (en) | 1973-03-19 | 1974-03-18 | PRELIMINARY CONTROL PRESSURE RELIEF VALVE |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS49127224A (en) |
DE (1) | DE2313590C2 (en) |
FR (1) | FR2222593B3 (en) |
GB (1) | GB1393080A (en) |
IT (1) | IT1009320B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1085262A (en) * | 1978-01-04 | 1980-09-09 | Heinz W. Braukmann | Differential pressure relief valve |
SE463575B (en) * | 1989-04-25 | 1990-12-10 | Bahco Hydrauto Ab | hydraulic valve |
EP0863342B1 (en) * | 1997-03-04 | 2002-07-03 | STEIN, Günter | Pressure control valve |
JP2009236148A (en) * | 2008-03-26 | 2009-10-15 | Fuji Koki Corp | Pressure control valve |
-
1973
- 1973-03-19 DE DE19732313590 patent/DE2313590C2/en not_active Expired
-
1974
- 1974-03-15 JP JP2925374A patent/JPS49127224A/ja active Pending
- 1974-03-18 GB GB1189674A patent/GB1393080A/en not_active Expired
- 1974-03-18 IT IT6782474A patent/IT1009320B/en active
- 1974-03-19 FR FR7409164A patent/FR2222593B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2313590C2 (en) | 1975-02-06 |
FR2222593A1 (en) | 1974-10-18 |
FR2222593B3 (en) | 1977-01-07 |
DE2313590B1 (en) | 1974-06-06 |
GB1393080A (en) | 1975-05-07 |
JPS49127224A (en) | 1974-12-05 |
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