FR2782348B1 - Pompe a vide actionnee par air comprime du type a ejecteur - Google Patents

Pompe a vide actionnee par air comprime du type a ejecteur

Info

Publication number
FR2782348B1
FR2782348B1 FR9909583A FR9909583A FR2782348B1 FR 2782348 B1 FR2782348 B1 FR 2782348B1 FR 9909583 A FR9909583 A FR 9909583A FR 9909583 A FR9909583 A FR 9909583A FR 2782348 B1 FR2782348 B1 FR 2782348B1
Authority
FR
France
Prior art keywords
compressed air
vacuum pump
air operated
ejector type
operated vacuum
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 - Lifetime
Application number
FR9909583A
Other languages
English (en)
Other versions
FR2782348A1 (fr
Inventor
Dan Greenberg
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of FR2782348A1 publication Critical patent/FR2782348A1/fr
Application granted granted Critical
Publication of FR2782348B1 publication Critical patent/FR2782348B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F04F5/20—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating
    • F04F5/22—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating of multi-stage type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Electrophonic Musical Instruments (AREA)
FR9909583A 1998-08-13 1999-07-23 Pompe a vide actionnee par air comprime du type a ejecteur Expired - Lifetime FR2782348B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL12579198A IL125791A (en) 1998-08-13 1998-08-13 Vacuum pump

Publications (2)

Publication Number Publication Date
FR2782348A1 FR2782348A1 (fr) 2000-02-18
FR2782348B1 true FR2782348B1 (fr) 2002-12-06

Family

ID=11071855

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9909583A Expired - Lifetime FR2782348B1 (fr) 1998-08-13 1999-07-23 Pompe a vide actionnee par air comprime du type a ejecteur

Country Status (5)

Country Link
US (1) US6171068B1 (fr)
DE (1) DE19936444A1 (fr)
FR (1) FR2782348B1 (fr)
IL (1) IL125791A (fr)
IT (1) IT1313281B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3678950B2 (ja) * 1999-09-03 2005-08-03 Ｓｍｃ株式会社 真空発生用ユニット
DE20011839U1 (de) * 2000-07-07 2000-12-14 Festo AG & Co, 73734 Esslingen Vakuumerzeugervorrichtung
JP2003021100A (ja) * 2001-07-06 2003-01-24 Tokico Ltd エジェクタおよび負圧供給装置
KR100454082B1 (ko) 2001-10-15 2004-10-26 한국뉴매틱(주) 진공 발생/파기 장치
SE0201335L (sv) * 2002-05-03 2003-03-25 Piab Ab Vakuumpump och sätt att tillhandahålla undertryck
KR100578540B1 (ko) * 2004-07-28 2006-05-15 한국뉴매틱(주) 진공 이젝터 펌프
US20090320478A1 (en) * 2006-01-04 2009-12-31 General Electric Company Reduced boundary layer separation steam jet air ejector assembly and method
KR100730323B1 (ko) * 2007-03-15 2007-06-19 한국뉴매틱(주) 필터 카트리지를 이용한 진공 시스템
DE202009019074U1 (de) * 2009-11-24 2016-05-23 J. Schmalz Gmbh Druckluftbetriebener Unterdruckerzeuger
KR101066212B1 (ko) * 2011-03-10 2011-09-20 한국뉴매틱(주) 퀵-릴리즈 진공펌프
EP3109568B1 (fr) * 2015-06-24 2017-11-01 Danfoss A/S Dispositif ejecteur
KR101685998B1 (ko) * 2016-09-21 2016-12-13 (주)브이텍 프로파일을 이용한 진공 펌프

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE370765B (fr) * 1973-12-05 1974-10-28 Piab Ab
SE427955B (sv) * 1980-05-21 1983-05-24 Piab Ab Multiejektor
DE3025525A1 (de) * 1980-07-05 1982-01-28 Jürgen 4477 Welver Volkmann Ejektorvorrichtung
IL67012A (en) * 1982-10-18 1987-03-31 Dan Greenberg Ejector device and method for producing same
IL74282A0 (en) * 1985-02-08 1985-05-31 Dan Greenberg Multishaft jet suction device
US4696624A (en) 1987-04-08 1987-09-29 Bassco, Inc. Casing pump
SE466561B (sv) * 1988-06-08 1992-03-02 Peter Tell Multiejektoranordning
US4880358A (en) 1988-06-20 1989-11-14 Air-Vac Engineering Company, Inc. Ultra-high vacuum force, low air consumption pumps
US5228839A (en) * 1991-05-24 1993-07-20 Gast Manufacturing Corporation Multistage ejector pump
SE469291B (sv) 1991-10-31 1993-06-14 Piab Ab Ejektorarrangemang innefattande minst tvaa tryckluftsdrivna ejektorer samt foerfarande foer att med minst tvaa tryckluftsdrivna ejektorer aastadkomma ett oenskat undertryck paa kortast moejliga tid och med minsta energifoerbrukning
IL100168A0 (en) * 1991-11-27 1992-08-18 Dan Greenberg High vacuum pump

Also Published As

Publication number Publication date
IL125791A0 (en) 1999-04-11
ITMI991726A1 (it) 2001-02-02
IT1313281B1 (it) 2002-07-17
ITMI991726A0 (it) 1999-08-02
US6171068B1 (en) 2001-01-09
IL125791A (en) 2004-05-12
DE19936444A1 (de) 2000-02-24
FR2782348A1 (fr) 2000-02-18

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