IT1085842B - Valvola combinata fungente da valvola limitatrice di pressione e da valvola di non ritorno - Google Patents
Valvola combinata fungente da valvola limitatrice di pressione e da valvola di non ritornoInfo
- Publication number
- IT1085842B IT1085842B IT25512/77A IT2551277A IT1085842B IT 1085842 B IT1085842 B IT 1085842B IT 25512/77 A IT25512/77 A IT 25512/77A IT 2551277 A IT2551277 A IT 2551277A IT 1085842 B IT1085842 B IT 1085842B
- Authority
- IT
- Italy
- Prior art keywords
- valve
- pressure relief
- combined
- operating
- return
- 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
- F16H—GEARING
- F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
- F16H39/02—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motors at a distance from liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20561—Type of pump reversible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
- F15B2211/50527—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves using cross-pressure relief valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/61—Secondary circuits
- F15B2211/613—Feeding circuits
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Control Of Fluid Gearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762631922 DE2631922A1 (de) | 1976-07-15 | 1976-07-15 | Kombiniertes druckbegrenzungsventil und rueckschlagventil |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1085842B true IT1085842B (it) | 1985-05-28 |
Family
ID=5983120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25512/77A IT1085842B (it) | 1976-07-15 | 1977-07-08 | Valvola combinata fungente da valvola limitatrice di pressione e da valvola di non ritorno |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5310133A (it) |
BR (1) | BR7703340A (it) |
DE (1) | DE2631922A1 (it) |
FR (1) | FR2358604A1 (it) |
GB (1) | GB1569854A (it) |
IT (1) | IT1085842B (it) |
PL (1) | PL118171B1 (it) |
YU (1) | YU141477A (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2848208C2 (de) * | 1978-11-07 | 1986-01-02 | Hydromatik Gmbh, 7900 Ulm | Vorgesteuertes Druckbegrenzungsventil mit Einspeisefunktion |
JPS5620877A (en) * | 1979-07-25 | 1981-02-26 | Kayaba Ind Co Ltd | Pressure control valve |
DE3201876A1 (de) * | 1982-01-22 | 1983-08-04 | Robert Bosch Gmbh, 7000 Stuttgart | Ventilkoerper |
US5033505A (en) * | 1984-11-28 | 1991-07-23 | Nupro Company | Pressure regulator and method of assembling same |
US4597410A (en) * | 1985-08-30 | 1986-07-01 | Husco International | Cross line relief valve mechanism |
JPS62176564U (it) * | 1986-04-28 | 1987-11-10 | ||
DE3912779C2 (de) * | 1989-04-19 | 1997-09-11 | Linde Ag | Druckbegrenzungsventil |
KR100499262B1 (ko) * | 1999-03-03 | 2005-07-07 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 파일롯 포펫 릴리프 밸브 |
DE102012000368A1 (de) * | 2012-01-11 | 2013-07-25 | Robert Bosch Gmbh | Druckventil |
CN112228600B (zh) * | 2020-11-10 | 2024-06-21 | 瑞立集团瑞安汽车零部件有限公司 | 一种流体低压释放装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2827075A (en) * | 1944-10-30 | 1958-03-18 | Mercier Jean | Servo pressure regulator valve |
US2661763A (en) * | 1952-10-22 | 1953-12-08 | Denison Eng Co | Relief, sequence, and unloader valve |
US2835266A (en) * | 1955-03-24 | 1958-05-20 | Vickers Inc | Power transmission |
CH371649A (de) * | 1959-07-22 | 1963-08-31 | Von Roll Ag | Vorgesteuertes Sicherheitsventil |
US2989072A (en) * | 1959-04-24 | 1961-06-20 | Fawick Corp | Relief valve for high pressures |
GB1324802A (en) * | 1969-11-21 | 1973-07-25 | Eaton Gmbh | Hydrostatic transmission for a vehicle |
US3691767A (en) * | 1970-11-19 | 1972-09-19 | Abex Corp | Reversible fluid power transfer apparatus |
FR2230915B1 (it) * | 1973-05-21 | 1976-05-07 | Bennes Marrel | |
US3906993A (en) * | 1974-10-16 | 1975-09-23 | Abex Corp | Dual direction floating valve seat |
GB1535175A (en) * | 1974-11-18 | 1978-12-06 | Massey Ferguson Services Nv | Hydraulic valves |
-
1976
- 1976-07-15 DE DE19762631922 patent/DE2631922A1/de not_active Ceased
-
1977
- 1977-05-24 BR BR7703340A patent/BR7703340A/pt unknown
- 1977-06-07 YU YU01414/77A patent/YU141477A/xx unknown
- 1977-06-14 PL PL1977198838A patent/PL118171B1/pl not_active IP Right Cessation
- 1977-06-17 FR FR7718723A patent/FR2358604A1/fr active Granted
- 1977-07-08 IT IT25512/77A patent/IT1085842B/it active
- 1977-07-12 JP JP8348377A patent/JPS5310133A/ja active Pending
- 1977-07-15 GB GB29781/77A patent/GB1569854A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2631922A1 (de) | 1978-01-19 |
FR2358604A1 (fr) | 1978-02-10 |
PL118171B1 (en) | 1981-09-30 |
PL198838A1 (pl) | 1978-01-30 |
BR7703340A (pt) | 1978-03-14 |
GB1569854A (en) | 1980-06-25 |
FR2358604B1 (it) | 1984-09-07 |
YU141477A (en) | 1982-08-31 |
JPS5310133A (en) | 1978-01-30 |
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