EP0961022A3 - Pompe à venturi - Google Patents
Pompe à venturi Download PDFInfo
- Publication number
- EP0961022A3 EP0961022A3 EP99303660A EP99303660A EP0961022A3 EP 0961022 A3 EP0961022 A3 EP 0961022A3 EP 99303660 A EP99303660 A EP 99303660A EP 99303660 A EP99303660 A EP 99303660A EP 0961022 A3 EP0961022 A3 EP 0961022A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- throat
- feed port
- throat region
- venturi pump
- flow passage
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/002—Arrangement of leakage or drain conduits in or from injectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
- F04F5/466—Arrangements of nozzles with a plurality of nozzles arranged in parallel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/38—Pumps characterised by adaptations to special uses or conditions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9811063 | 1998-05-23 | ||
GBGB9811063.8A GB9811063D0 (en) | 1998-05-23 | 1998-05-23 | Venturi pump |
US09/110,742 US5983869A (en) | 1997-07-26 | 1998-07-02 | Fuel system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0961022A2 EP0961022A2 (fr) | 1999-12-01 |
EP0961022A3 true EP0961022A3 (fr) | 2000-11-22 |
Family
ID=26313728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99303660A Withdrawn EP0961022A3 (fr) | 1998-05-23 | 1999-05-11 | Pompe à venturi |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0961022A3 (fr) |
JP (1) | JPH11351200A (fr) |
GB (1) | GB9811063D0 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0119218D0 (en) * | 2001-08-07 | 2001-09-26 | Delphi Tech Inc | Fuel injector |
KR100650547B1 (ko) | 2005-11-03 | 2006-11-27 | 재단법인서울대학교산학협력재단 | 벤츄리 타입 마이크로 펌프 및 이를 이용한 연료전지시스템 |
US11209024B2 (en) | 2015-06-24 | 2021-12-28 | Itt Manufacturing Enterprises Llc | Discharge casing insert for pump performance characteristics control |
US11555638B2 (en) * | 2016-11-30 | 2023-01-17 | Dwyer Instruments, Llc | Venturi vacuum drawback assemblies and dual orifice venturi valve assemblies |
US10641406B2 (en) * | 2016-11-30 | 2020-05-05 | Universal Flow Monitors, Inc. | Venturi vacuum drawback assemblies and dual orifice venturi valve assemblies |
US11035483B2 (en) | 2018-02-07 | 2021-06-15 | Universal Flow Monitors, Inc. | Dual orifice venturi vacuum drawback assemblies having air breather check valve |
CN111997804B (zh) * | 2020-08-21 | 2021-04-23 | 东风汽车股份有限公司 | 一种文丘里管安装结构 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE31463C (de) * | ST. MAC.FARLANE in ' Drifton, State of Pennsylvania, V. St. A | Injektor | ||
CH310027A (de) * | 1951-10-11 | 1955-09-30 | Maschf Augsburg Nuernberg Ag | Strahlpumpe. |
US3720482A (en) * | 1970-05-14 | 1973-03-13 | Piab Ab | Device for generating an air system by means of an ejector |
DE4333612C1 (de) * | 1993-10-01 | 1995-02-02 | Keld Gabelgaard | Absaugverfahren und Vorrichtungen hierfür |
-
1998
- 1998-05-23 GB GBGB9811063.8A patent/GB9811063D0/en not_active Ceased
-
1999
- 1999-05-11 EP EP99303660A patent/EP0961022A3/fr not_active Withdrawn
- 1999-05-21 JP JP11141978A patent/JPH11351200A/ja not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE31463C (de) * | ST. MAC.FARLANE in ' Drifton, State of Pennsylvania, V. St. A | Injektor | ||
CH310027A (de) * | 1951-10-11 | 1955-09-30 | Maschf Augsburg Nuernberg Ag | Strahlpumpe. |
US3720482A (en) * | 1970-05-14 | 1973-03-13 | Piab Ab | Device for generating an air system by means of an ejector |
DE4333612C1 (de) * | 1993-10-01 | 1995-02-02 | Keld Gabelgaard | Absaugverfahren und Vorrichtungen hierfür |
Non-Patent Citations (1)
Title |
---|
T. RAKOCZY, V.D.I ZEITSCHRIFT, vol. VDI-Z, no. 113, 1 September 1971 (1971-09-01), Köln, pages 1007 - 1010, XP002148037 * |
Also Published As
Publication number | Publication date |
---|---|
JPH11351200A (ja) | 1999-12-21 |
GB9811063D0 (en) | 1998-07-22 |
EP0961022A2 (fr) | 1999-12-01 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: LUCAS INDUSTRIES LIMITED |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: DELPHI TECHNOLOGIES, INC. |
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AKX | Designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
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STAA | Information on the status of an ep patent application or granted ep patent |
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18D | Application deemed to be withdrawn |
Effective date: 20010523 |