IT1026433B - PRECOMANDED PRESSURE RELIEF VALVE - Google Patents
PRECOMANDED PRESSURE RELIEF VALVEInfo
- Publication number
- IT1026433B IT1026433B IT4780375A IT4780375A IT1026433B IT 1026433 B IT1026433 B IT 1026433B IT 4780375 A IT4780375 A IT 4780375A IT 4780375 A IT4780375 A IT 4780375A IT 1026433 B IT1026433 B IT 1026433B
- Authority
- IT
- Italy
- Prior art keywords
- precomanded
- relief valve
- pressure relief
- valve
- pressure
- 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
- F16K17/105—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 using choking or throttling means to control the 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
- F16K31/383—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a piston
- F16K31/3835—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a piston the discharge being effected through the piston and being blockable by a mechanically-actuated member making contact with the piston
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742403007 DE2403007C2 (en) | 1974-01-23 | 1974-01-23 | Pilot operated pressure relief valve |
DE2500537A DE2500537C2 (en) | 1975-01-08 | 1975-01-08 | Pilot operated pressure relief valve |
DE2500480A DE2500480C2 (en) | 1975-01-08 | 1975-01-08 | Pilot operated pressure relief valve |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1026433B true IT1026433B (en) | 1978-09-20 |
Family
ID=27185737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4780375A IT1026433B (en) | 1974-01-23 | 1975-01-22 | PRECOMANDED PRESSURE RELIEF VALVE |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5920911B2 (en) |
BG (1) | BG29576A3 (en) |
DK (1) | DK155548C (en) |
ES (1) | ES434051A1 (en) |
FR (1) | FR2258579B1 (en) |
GB (1) | GB1466022A (en) |
IT (1) | IT1026433B (en) |
PL (1) | PL108692B1 (en) |
RO (1) | RO64385A (en) |
SE (1) | SE406800B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0750612Y2 (en) * | 1989-03-16 | 1995-11-15 | 株式会社小松製作所 | Pressure control valve |
US7137406B2 (en) | 2002-11-19 | 2006-11-21 | Hydraforce, Inc. | Self-cleaning filter |
CN108488395B (en) * | 2018-05-30 | 2024-04-02 | 中国重型机械研究院股份公司 | Stepped flow type injection valve controlled by multistage pressure |
-
1975
- 1975-01-20 SE SE7500585A patent/SE406800B/en not_active IP Right Cessation
- 1975-01-22 DK DK18175A patent/DK155548C/en not_active IP Right Cessation
- 1975-01-22 IT IT4780375A patent/IT1026433B/en active
- 1975-01-22 FR FR7501898A patent/FR2258579B1/fr not_active Expired
- 1975-01-22 ES ES434051A patent/ES434051A1/en not_active Expired
- 1975-01-23 PL PL17750675A patent/PL108692B1/en unknown
- 1975-01-23 JP JP50010139A patent/JPS5920911B2/en not_active Expired
- 1975-01-23 RO RO8120475A patent/RO64385A/en unknown
- 1975-01-23 BG BG7528795A patent/BG29576A3/en unknown
- 1975-01-23 GB GB296975A patent/GB1466022A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK18175A (en) | 1975-10-27 |
DK155548C (en) | 1989-09-11 |
BG29576A3 (en) | 1980-12-12 |
RO64385A (en) | 1979-07-15 |
PL108692B1 (en) | 1980-04-30 |
JPS50124221A (en) | 1975-09-30 |
SE7500585L (en) | 1975-08-20 |
JPS5920911B2 (en) | 1984-05-16 |
ES434051A1 (en) | 1977-02-16 |
FR2258579B1 (en) | 1982-02-19 |
FR2258579A1 (en) | 1975-08-18 |
DK155548B (en) | 1989-04-17 |
GB1466022A (en) | 1977-03-02 |
SE406800B (en) | 1979-02-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1007853B (en) | ELECTROMODULATED HYDRAULIC PRESSURE REGULATING VALVE | |
IT1051748B (en) | PRESSURE GAUGE | |
IT1042824B (en) | PRESSURE ACCUMULATOR | |
IT1038710B (en) | CHECK VALVE | |
AT333408B (en) | SELF-ACTING PRESSURE RELIEF VALVE | |
SE419155B (en) | PRESSURE SPIRIT | |
SE7514533L (en) | PRESSURE REGULATOR | |
IT1042895B (en) | PRESSURE TANK | |
IT1031487B (en) | HYDRAULIC SAFETY VALVE HYDRAULIC SAFETY VALVE | |
NL7504151A (en) | PRESSURE LIMIT VALVE. | |
IT1052255B (en) | PRESSURE REGULATION VALVE | |
IT1033479B (en) | VALVE FOR PRESSURE RELIEF | |
IT1048760B (en) | PRESSURE GAUGE | |
BE830796A (en) | MODULATION RELIEF VALVE | |
IT1033478B (en) | VALVE FOR PRESSURE RELIEF | |
SE7504410L (en) | PRESSURE MANUFACTURED RELEVE VALVE. | |
SE432475B (en) | Pressure relief valve | |
IT1039291B (en) | REGOLATION VALVE | |
SE7600524L (en) | PRESSURE REDUCTION VALVE | |
IT1026433B (en) | PRECOMANDED PRESSURE RELIEF VALVE | |
IT1022499B (en) | RELIEF VALVE | |
NO142657C (en) | PRESSURE DEVICES. | |
IT1025989B (en) | PRESSURE RELIEF VALVE | |
SU477274A1 (en) | High pressure valve | |
IT1043237B (en) | VALVE OPERATION NECCANISM |