ES445021A1 - Perfeccionamientos en bombas de engranaje. - Google Patents
Perfeccionamientos en bombas de engranaje.Info
- Publication number
- ES445021A1 ES445021A1 ES445021A ES445021A ES445021A1 ES 445021 A1 ES445021 A1 ES 445021A1 ES 445021 A ES445021 A ES 445021A ES 445021 A ES445021 A ES 445021A ES 445021 A1 ES445021 A1 ES 445021A1
- Authority
- ES
- Spain
- Prior art keywords
- gear
- gear pump
- chamber
- delivering
- port communicating
- 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.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
- F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES445021A ES445021A1 (es) | 1976-02-10 | 1976-02-10 | Perfeccionamientos en bombas de engranaje. |
GB4254/77A GB1565462A (en) | 1976-02-10 | 1977-02-02 | Gear pump |
US05/766,315 US4138204A (en) | 1976-02-10 | 1977-02-07 | Gear pump |
FR7703669A FR2341052A1 (fr) | 1976-02-10 | 1977-02-09 | Pompe hydraulique, du type a engrenages |
DE19772705584 DE2705584A1 (de) | 1976-02-10 | 1977-02-10 | Hydraulische zahnradpumpe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES445021A ES445021A1 (es) | 1976-02-10 | 1976-02-10 | Perfeccionamientos en bombas de engranaje. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES445021A1 true ES445021A1 (es) | 1977-06-01 |
Family
ID=8470886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES445021A Expired ES445021A1 (es) | 1976-02-10 | 1976-02-10 | Perfeccionamientos en bombas de engranaje. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4138204A (es) |
DE (1) | DE2705584A1 (es) |
ES (1) | ES445021A1 (es) |
FR (1) | FR2341052A1 (es) |
GB (1) | GB1565462A (es) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4298316A (en) * | 1978-05-01 | 1981-11-03 | Ford Motor Company | Power steering pump |
US4322988A (en) * | 1980-02-05 | 1982-04-06 | Hill Charles S | Fluid braked planetary transmission |
US4393651A (en) * | 1980-09-02 | 1983-07-19 | Chandler Evans Inc. | Fuel control method and apparatus |
US4741675A (en) * | 1986-08-04 | 1988-05-03 | Hydreco, Incorporated | Flow control system for a hydraulic pump |
US4746276A (en) * | 1987-02-27 | 1988-05-24 | Dana Corporation | Gear pump having conditional dry valve closure structure |
GB2312476B (en) * | 1996-04-24 | 1999-12-08 | Sauer Sundstrand Ltd | Pressure balance control in gear pumps |
DE19638335C2 (de) * | 1996-09-19 | 2000-07-20 | Bosch Gmbh Robert | Förderpumpe |
DE19927400A1 (de) * | 1998-06-24 | 1999-12-30 | Luk Fahrzeug Hydraulik | Hydraulische Fördereinrichtung |
GB2380524B (en) * | 1998-06-24 | 2003-06-11 | Luk Fahrzeug Hydraulik | Hydraulic delivery device |
CZ211498A3 (cs) * | 1998-07-03 | 2000-02-16 | Jihostroj A. S. | Hydraulický regulátor otáček stavitelné vrtule letadla |
US6729855B2 (en) * | 2002-02-01 | 2004-05-04 | S & S Cycle, Inc. | Oil pump and gears |
EP1730405A1 (de) * | 2003-12-10 | 2006-12-13 | Dieter Dipl.-Ing. Voigt | Drehzahlabh ngige druckregelung von lpumpen |
GB2452493B (en) * | 2007-09-05 | 2012-05-23 | Bamford Excavators Ltd | Pumping apparatus |
CN111577568B (zh) * | 2020-06-02 | 2023-01-17 | 威海东椿电子有限公司 | 一种同步带定量泵及方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2481646A (en) * | 1943-08-18 | 1949-09-13 | Western Electric Co | Variable delivery gear pump |
US2629326A (en) * | 1945-02-20 | 1953-02-24 | Harold C White | Pump |
US3120814A (en) * | 1959-10-21 | 1964-02-11 | Mueller Otto | Variable delivery and variable pressure vane type pump |
US3153508A (en) * | 1961-08-04 | 1964-10-20 | Gen Turbine Corp | Vehicle mounted air compressor |
DE1255369B (de) * | 1963-02-20 | 1967-11-30 | Danfoss As | Einrichtung an einem Druckregelventil |
US3427980A (en) * | 1965-03-22 | 1969-02-18 | Rolls Royce | Gear pump |
DE1751061C3 (de) * | 1968-03-27 | 1974-07-04 | Michael Dipl.-Ing. Rolle May (Schweiz) | Mittels Abgasturbolader aufgeladene, fremdgezündete Brennkraftmaschine |
US3527548A (en) * | 1969-04-10 | 1970-09-08 | Vilter Manufacturing Corp | Screw compressor with capacity control |
NO142094B (no) * | 1969-07-25 | 1980-03-17 | Hydraulik Brattvaag As | Hydraulisk system. |
US3751190A (en) * | 1971-11-15 | 1973-08-07 | Fiat Spa | Self regulating fluid pump |
DE2219587A1 (de) * | 1972-04-21 | 1973-10-25 | Teves Gmbh Alfred | Fluegelzellenpumpe |
DE2339872A1 (de) * | 1973-08-07 | 1975-02-20 | Bosch Gmbh Robert | Regelbare zahnradmaschine |
CH566505A5 (es) * | 1974-04-09 | 1975-09-15 | Von Roll Ag |
-
1976
- 1976-02-10 ES ES445021A patent/ES445021A1/es not_active Expired
-
1977
- 1977-02-02 GB GB4254/77A patent/GB1565462A/en not_active Expired
- 1977-02-07 US US05/766,315 patent/US4138204A/en not_active Expired - Lifetime
- 1977-02-09 FR FR7703669A patent/FR2341052A1/fr active Granted
- 1977-02-10 DE DE19772705584 patent/DE2705584A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2705584A1 (de) | 1977-08-11 |
FR2341052A1 (fr) | 1977-09-09 |
US4138204A (en) | 1979-02-06 |
GB1565462A (en) | 1980-04-23 |
FR2341052B1 (es) | 1980-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19860218 |