EP0961022A3 - Venturipumpe - Google Patents

Venturipumpe Download PDF

Info

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Withdrawn
Application number
EP99303660A
Other languages
English (en)
French (fr)
Other versions
EP0961022A2 (de
Inventor
Michael Peter Cooke
Christopher Matthew Moore
Paul Raymond Smith
Christopher Stringfellow
Paul Francis Garland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Delphi Technologies Inc
Original Assignee
Lucas Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US09/110,742 external-priority patent/US5983869A/en
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of EP0961022A2 publication Critical patent/EP0961022A2/de
Publication of EP0961022A3 publication Critical patent/EP0961022A3/de
Withdrawn legal-status Critical Current

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)
EP99303660A 1998-05-23 1999-05-11 Venturipumpe Withdrawn EP0961022A3 (de)

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 (de) 1999-12-01
EP0961022A3 true EP0961022A3 (de) 2000-11-22

Family

ID=26313728

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99303660A Withdrawn EP0961022A3 (de) 1998-05-23 1999-05-11 Venturipumpe

Country Status (3)

Country Link
EP (1) EP0961022A3 (de)
JP (1) JPH11351200A (de)
GB (1) GB9811063D0 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (de) 1999-12-01

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