IL215426A - Multi-stage vacuum pump - Google Patents

Multi-stage vacuum pump

Info

Publication number
IL215426A
IL215426A IL215426A IL21542611A IL215426A IL 215426 A IL215426 A IL 215426A IL 215426 A IL215426 A IL 215426A IL 21542611 A IL21542611 A IL 21542611A IL 215426 A IL215426 A IL 215426A
Authority
IL
Israel
Prior art keywords
vacuum pump
stage vacuum
stage
pump
vacuum
Prior art date
Application number
IL215426A
Other languages
Hebrew (he)
Other versions
IL215426A0 (en
Original Assignee
Dan Geva
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 Dan Geva filed Critical Dan Geva
Priority to IL215426A priority Critical patent/IL215426A/en
Publication of IL215426A0 publication Critical patent/IL215426A0/en
Priority to EP12185978A priority patent/EP2574796A1/en
Publication of IL215426A publication Critical patent/IL215426A/en

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
    • 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
    • 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
    • F04F5/467—Arrangements of nozzles with a plurality of nozzles arranged in series
    • 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
    • F04F5/54—Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type
IL215426A 2011-09-27 2011-09-27 Multi-stage vacuum pump IL215426A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IL215426A IL215426A (en) 2011-09-27 2011-09-27 Multi-stage vacuum pump
EP12185978A EP2574796A1 (en) 2011-09-27 2012-09-25 Insert vaccuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL215426A IL215426A (en) 2011-09-27 2011-09-27 Multi-stage vacuum pump

Publications (2)

Publication Number Publication Date
IL215426A0 IL215426A0 (en) 2011-11-30
IL215426A true IL215426A (en) 2017-10-31

Family

ID=45773943

Family Applications (1)

Application Number Title Priority Date Filing Date
IL215426A IL215426A (en) 2011-09-27 2011-09-27 Multi-stage vacuum pump

Country Status (2)

Country Link
EP (1) EP2574796A1 (en)
IL (1) IL215426A (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2509183A (en) 2012-12-21 2014-06-25 Xerex Ab Vacuum ejector with tripped diverging exit flow nozzle
JP2016500414A (en) * 2012-12-21 2016-01-12 ゼレックス・アーベー Vacuum ejector with multi-nozzle drive stage
GB2509184A (en) 2012-12-21 2014-06-25 Xerex Ab Multi-stage vacuum ejector with moulded nozzle having integral valve elements
CN105026772B (en) 2012-12-21 2018-03-30 谢雷克斯公司 Vacuum ejector ozzle with oval divergent portion
GB2509182A (en) 2012-12-21 2014-06-25 Xerex Ab Vacuum ejector with multi-nozzle drive stage and booster
FR3004767B1 (en) * 2013-04-17 2015-05-15 Sames Technologies VENTURI EFFECT PUMP AND PAINT COATING APPLICATION INSTALLATION
KR102167821B1 (en) * 2014-08-27 2020-10-20 데이코 아이피 홀딩스 엘엘시 Low-cost evacuator for an engine having tuned venturi gaps
GB201418117D0 (en) 2014-10-13 2014-11-26 Xerex Ab Handling device for foodstuff
US9828953B2 (en) * 2014-12-01 2017-11-28 Dayco Ip Holdings, Llc Evacuator system having multi-port evacuator
US10151283B2 (en) 2015-02-25 2018-12-11 Dayco Ip Holdings, Llc Evacuator with motive fin
JP6427445B2 (en) * 2015-03-17 2018-11-21 株式会社東京精密 Vacuum holding apparatus and semiconductor wafer polishing apparatus using the same
KR101659517B1 (en) * 2016-03-15 2016-09-23 (주)브이텍 Vacuum gripper unit with vacuum pump
DE112017001550T5 (en) * 2016-03-25 2018-12-06 Chien-Hua Wang nozzle device
US10526953B2 (en) 2017-03-30 2020-01-07 Quest Engines, LLC Internal combustion engine
US10590813B2 (en) 2017-03-30 2020-03-17 Quest Engines, LLC Internal combustion engine
US11041456B2 (en) 2017-03-30 2021-06-22 Quest Engines, LLC Internal combustion engine
US10989138B2 (en) 2017-03-30 2021-04-27 Quest Engines, LLC Internal combustion engine
US10598285B2 (en) 2017-03-30 2020-03-24 Quest Engines, LLC Piston sealing system
US10465629B2 (en) 2017-03-30 2019-11-05 Quest Engines, LLC Internal combustion engine having piston with deflector channels and complementary cylinder head
US10590834B2 (en) 2017-03-30 2020-03-17 Quest Engines, LLC Internal combustion engine
US10753308B2 (en) 2017-03-30 2020-08-25 Quest Engines, LLC Internal combustion engine
WO2018201045A1 (en) 2017-04-28 2018-11-01 Quest Engines, LLC A variable volume chamber device
WO2018204684A1 (en) 2017-05-04 2018-11-08 Quest Engines, LLC Variable volume chamber for interaction with a fluid
US11060636B2 (en) 2017-09-29 2021-07-13 Quest Engines, LLC Engines and pumps with motionless one-way valve
US11134335B2 (en) 2018-01-26 2021-09-28 Quest Engines, LLC Audio source waveguide
US10753267B2 (en) 2018-01-26 2020-08-25 Quest Engines, LLC Method and apparatus for producing stratified streams
FR3084413B1 (en) * 2018-07-27 2020-07-17 Institut National Des Sciences Appliquees De Toulouse (Insa Toulouse) TWO-STAGE EJECTOR
US20230304510A1 (en) * 2022-03-25 2023-09-28 Guardair Corp. Multistage vacuum

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2375471A1 (en) * 1976-12-23 1978-07-21 Zenou Bihi Bernard Self regulating jet pump or ejector - has flexible diaphragm to control relative positions of venturi ducts
JP2559238Y2 (en) * 1989-02-18 1998-01-14 アネスト岩田株式会社 Ejector pump vacuum breaker
SE9903287L (en) * 1999-09-15 2000-11-20 Piab Ab Coupling at ejector, as well as modular assembly for generating underpressure by means of at least one compressed air driven ejector
US6682313B1 (en) * 2000-12-04 2004-01-27 Trident Emergency Products, Llc Compressed air powered pump priming system
SE519647C2 (en) * 2002-05-03 2003-03-25 Piab Ab Vacuum pump, comprises screw rotor pump with expander and ejector parts operated in parallel
SE528162C2 (en) * 2005-10-27 2006-09-19 Xerex Ab Clamping sleeve for an ejector, and mounting procedure
KR101066212B1 (en) * 2011-03-10 2011-09-20 한국뉴매틱(주) Quick release vacuum pumps

Also Published As

Publication number Publication date
IL215426A0 (en) 2011-11-30
EP2574796A1 (en) 2013-04-03

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