SE427955B - Multiejektor - Google Patents
MultiejektorInfo
- Publication number
- SE427955B SE427955B SE8003819A SE8003819A SE427955B SE 427955 B SE427955 B SE 427955B SE 8003819 A SE8003819 A SE 8003819A SE 8003819 A SE8003819 A SE 8003819A SE 427955 B SE427955 B SE 427955B
- Authority
- SE
- Sweden
- Prior art keywords
- nozzles
- ejector
- chamber
- negative pressure
- room
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Jet Pumps And Other Pumps (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Disintegrating Or Milling (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Motorcycle And Bicycle Frame (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Fluid-Pressure Circuits (AREA)
- Manipulator (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8003819A SE427955B (sv) | 1980-05-21 | 1980-05-21 | Multiejektor |
DE198181850083T DE41055T1 (de) | 1980-05-21 | 1981-05-15 | Mehrfachejektor. |
AT81850083T ATE9112T1 (de) | 1980-05-21 | 1981-05-15 | Mehrfachejektor. |
EP81850083A EP0041055B1 (en) | 1980-05-21 | 1981-05-15 | Multi-ejector |
DE8181850083T DE3165656D1 (en) | 1980-05-21 | 1981-05-15 | Multi-ejector |
US06/264,941 US4395202A (en) | 1980-05-21 | 1981-05-18 | Multi-ejector |
NO811722A NO155899C (no) | 1980-05-21 | 1981-05-20 | Multi-ejektor. |
FI811552A FI811552L (fi) | 1980-05-21 | 1981-05-20 | Multiejektor |
AU70857/81A AU549446B2 (en) | 1980-05-21 | 1981-05-20 | Multi-stage jet-type evacuator |
DK222281A DK151496C (da) | 1980-05-21 | 1981-05-20 | Ejektorpumpe til frembringelse af vakuum |
ES502387A ES8204087A1 (es) | 1980-05-21 | 1981-05-21 | Perfeccionamientos en multieyectroes |
JP56075794A JPS5752000A (en) | 1980-05-21 | 1981-05-21 | Multiple ejector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8003819A SE427955B (sv) | 1980-05-21 | 1980-05-21 | Multiejektor |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8003819L SE8003819L (sv) | 1981-11-22 |
SE427955B true SE427955B (sv) | 1983-05-24 |
Family
ID=20341011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8003819A SE427955B (sv) | 1980-05-21 | 1980-05-21 | Multiejektor |
Country Status (11)
Country | Link |
---|---|
US (1) | US4395202A (da) |
EP (1) | EP0041055B1 (da) |
JP (1) | JPS5752000A (da) |
AT (1) | ATE9112T1 (da) |
AU (1) | AU549446B2 (da) |
DE (2) | DE41055T1 (da) |
DK (1) | DK151496C (da) |
ES (1) | ES8204087A1 (da) |
FI (1) | FI811552L (da) |
NO (1) | NO155899C (da) |
SE (1) | SE427955B (da) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL70239A (en) * | 1983-11-15 | 1988-03-31 | Dan Greenberg | Multichamber ejector |
IL74282A0 (en) * | 1985-02-08 | 1985-05-31 | Dan Greenberg | Multishaft jet suction device |
US4790054A (en) * | 1985-07-12 | 1988-12-13 | Nichols William O | Multi-stage venturi ejector and method of manufacture thereof |
US4759691A (en) * | 1987-03-19 | 1988-07-26 | Kroupa Larry G | Compressed air driven vacuum pump assembly |
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 |
AU628595B2 (en) * | 1989-07-10 | 1992-09-17 | John Stanley Melbourne | Improved vacuum pump device |
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 |
DE9210496U1 (de) * | 1992-08-06 | 1993-12-02 | Volkmann, Thilo, 59514 Welver | Mehrstufige Ejektorpumpe |
US5683227A (en) * | 1993-03-31 | 1997-11-04 | Smc Corporation | Multistage ejector assembly |
SE511716E5 (sv) * | 1998-03-20 | 2009-01-28 | Piab Ab | Ejektorpump |
IL125791A (en) * | 1998-08-13 | 2004-05-12 | Dan Greenberg | Vacuum pump |
SE519647C2 (sv) * | 2002-05-03 | 2003-03-25 | Piab Ab | Vakuumpump och sätt att tillhandahålla undertryck |
KR100629994B1 (ko) * | 2005-12-30 | 2006-10-02 | 한국뉴매틱(주) | 진공 이젝터 펌프 |
DE102006046355A1 (de) * | 2006-09-28 | 2008-04-03 | Rheinmetall Landsysteme Gmbh | Fahrzeug mit Auftriebskörper |
KR100730323B1 (ko) * | 2007-03-15 | 2007-06-19 | 한국뉴매틱(주) | 필터 카트리지를 이용한 진공 시스템 |
WO2009016828A1 (ja) * | 2007-07-30 | 2009-02-05 | Masashi Nishimoto | エアー増幅器、エアー循環回路 |
AU2009291925B2 (en) * | 2008-09-09 | 2015-11-19 | Dresser-Rand Company | Supersonic ejector package |
DE102009047085A1 (de) * | 2009-11-24 | 2011-06-01 | J. Schmalz Gmbh | Druckluftbetriebener Unterdruckerzeuger |
US8561972B2 (en) * | 2010-06-30 | 2013-10-22 | Kla Systems, Inc. | Low pressure gas transfer device |
GB2509183A (en) * | 2012-12-21 | 2014-06-25 | Xerex Ab | Vacuum ejector with tripped diverging exit flow nozzle |
JP6575013B2 (ja) | 2012-12-21 | 2019-09-18 | ピアブ・アクチエボラグ | 楕円形の末広がりセクションを有する真空エジェクタノズル |
US20150337866A1 (en) * | 2012-12-21 | 2015-11-26 | Xerex Ab | 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 |
GB2509182A (en) * | 2012-12-21 | 2014-06-25 | Xerex Ab | Vacuum ejector with multi-nozzle drive stage and booster |
US9297341B2 (en) | 2014-01-20 | 2016-03-29 | Ford Global Technologies, Llc | Multiple tap aspirator with leak passage |
KR101424959B1 (ko) | 2014-04-08 | 2014-08-01 | 한국뉴매틱(주) | 진공펌프 |
BR112017003914B1 (pt) * | 2014-08-27 | 2023-04-04 | Dayco Ip Holdings, Llc | Gerador de vácuo de baixo custo para um motor apresentando aberturas de venturi ajustadas de maneira personalizada |
GB201418117D0 (en) | 2014-10-13 | 2014-11-26 | Xerex Ab | Handling device for foodstuff |
EP3163093B1 (en) | 2015-10-30 | 2020-06-17 | Piab Aktiebolag | High vacuum ejector |
KR101699721B1 (ko) | 2016-09-01 | 2017-02-13 | (주)브이텍 | 진공 펌프 및 그 어레이 |
KR101685998B1 (ko) | 2016-09-21 | 2016-12-13 | (주)브이텍 | 프로파일을 이용한 진공 펌프 |
US10794402B2 (en) | 2017-10-31 | 2020-10-06 | General Electric Company | Ejector and a turbo-machine having an ejector |
PL426033A1 (pl) | 2018-06-22 | 2020-01-02 | General Electric Company | Płynowe pompy strumieniowe parowe, a także układy i sposoby porywania płynu przy użyciu płynowych pomp strumieniowych parowych |
KR102344214B1 (ko) | 2021-05-18 | 2021-12-28 | (주)브이텍 | 진공 이젝터 펌프 |
CN113374743B (zh) * | 2021-07-13 | 2023-10-03 | 中国铁建重工集团股份有限公司 | 一种真空发生器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE310415C (da) * | ||||
FR361049A (fr) * | 1905-11-27 | 1906-05-14 | Westinghouse Electric Corp | Système de diffuseur perfectionné pour éjecteur |
US1122148A (en) * | 1913-07-09 | 1914-12-22 | Joaquin Moret Y Gonzales | Injector. |
DE321704C (de) * | 1916-06-10 | 1920-06-11 | British Westinghouse Electric | Strahlapparat fuer ein elastisches Betriebsmittel |
US1536180A (en) * | 1922-12-27 | 1925-05-05 | Electric Water Sterilizer & Oz | Eductor |
FR1202441A (fr) * | 1958-07-17 | 1960-01-11 | Dubois Ets | Perfectionnements aux appareils introducteurs d'un produit dans un écoulement fluide |
SE370765B (da) * | 1973-12-05 | 1974-10-28 | Piab Ab |
-
1980
- 1980-05-21 SE SE8003819A patent/SE427955B/sv not_active IP Right Cessation
-
1981
- 1981-05-15 EP EP81850083A patent/EP0041055B1/en not_active Expired
- 1981-05-15 DE DE198181850083T patent/DE41055T1/de active Pending
- 1981-05-15 DE DE8181850083T patent/DE3165656D1/de not_active Expired
- 1981-05-15 AT AT81850083T patent/ATE9112T1/de not_active IP Right Cessation
- 1981-05-18 US US06/264,941 patent/US4395202A/en not_active Expired - Lifetime
- 1981-05-20 DK DK222281A patent/DK151496C/da not_active IP Right Cessation
- 1981-05-20 FI FI811552A patent/FI811552L/fi not_active Application Discontinuation
- 1981-05-20 NO NO811722A patent/NO155899C/no not_active IP Right Cessation
- 1981-05-20 AU AU70857/81A patent/AU549446B2/en not_active Expired
- 1981-05-21 JP JP56075794A patent/JPS5752000A/ja active Granted
- 1981-05-21 ES ES502387A patent/ES8204087A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH024799B2 (da) | 1990-01-30 |
NO155899C (no) | 1987-06-17 |
DK151496C (da) | 1988-08-08 |
ATE9112T1 (de) | 1984-09-15 |
DK222281A (da) | 1981-11-22 |
SE8003819L (sv) | 1981-11-22 |
AU7085781A (en) | 1981-11-26 |
DE3165656D1 (en) | 1984-09-27 |
US4395202A (en) | 1983-07-26 |
JPS5752000A (en) | 1982-03-27 |
NO811722L (no) | 1981-11-23 |
AU549446B2 (en) | 1986-01-30 |
NO155899B (no) | 1987-03-09 |
ES502387A0 (es) | 1982-04-01 |
FI811552L (fi) | 1981-11-22 |
EP0041055A1 (en) | 1981-12-02 |
DE41055T1 (de) | 1984-03-15 |
EP0041055B1 (en) | 1984-08-22 |
ES8204087A1 (es) | 1982-04-01 |
DK151496B (da) | 1987-12-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE427955B (sv) | Multiejektor | |
US20220128055A1 (en) | Vacuum pump having a silencer | |
KR100884115B1 (ko) | 진공하에서 물체를 가공하기 위한 다중 챔버 장치, 상기 장치를 진공화하기 위한 방법 및 상기 방법을 위한 진공화 시스템 | |
US6171068B1 (en) | Vacuum pump | |
TWI814912B (zh) | 真空排氣系統的排氣方法 | |
US20210140430A1 (en) | Multi-stage rotary piston pump | |
US3116872A (en) | Gas ballast pumps | |
JPH04269391A (ja) | 多段真空ポンプ | |
KR20200041181A (ko) | 과 압축 발생을 방지하는 진공펌프 하우징 및 이를 포함한 진공펌프 | |
US20230304510A1 (en) | Multistage vacuum | |
JP3027249U (ja) | 真空圧発生装置 | |
SU914809A1 (ru) | Жидкостнокольцевая машина 1 | |
JPS5650294A (en) | Isothermal compressor of multistage roots type | |
CN209100213U (zh) | 吸排气消声器 | |
CN207695008U (zh) | 一种分梗器 | |
US20210088049A1 (en) | Vacuum pump system | |
GB830362A (en) | Improvements in transverse flow blowers | |
SU1079885A1 (ru) | Способ получения сверхвысокого вакуума и устройство для его осуществления | |
KR20220131945A (ko) | 다단식 진공 펌프 | |
JPS6166900A (ja) | エゼクタ装置 | |
GB816689A (en) | Transverse-flow blowers and pumps | |
JPH0658279A (ja) | 超脱気装置における水封式真空ポンプの排水構造 | |
JPS6061025A (ja) | ガス分離カスケ−ドの運転方法 | |
JPS56132492A (en) | Enclosed refrigerant compressor | |
GB1142670A (en) | Improvements relating to multistage liquid ring pumps |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAL | Patent in force |
Ref document number: 8003819-3 Format of ref document f/p: F |
|
NUG | Patent has lapsed |
Ref document number: 8003819-3 Format of ref document f/p: F |