FR2577284B1 - Procede de realisation d'un ejecteur et ejecteur ainsi realise - Google Patents
Procede de realisation d'un ejecteur et ejecteur ainsi realiseInfo
- Publication number
- FR2577284B1 FR2577284B1 FR8601681A FR8601681A FR2577284B1 FR 2577284 B1 FR2577284 B1 FR 2577284B1 FR 8601681 A FR8601681 A FR 8601681A FR 8601681 A FR8601681 A FR 8601681A FR 2577284 B1 FR2577284 B1 FR 2577284B1
- Authority
- FR
- France
- Prior art keywords
- ejector
- producing
- produced
- 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
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49428—Gas and water specific plumbing component making
- Y10T29/49432—Nozzle making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL74282A IL74282A0 (en) | 1985-02-08 | 1985-02-08 | Multishaft jet suction device |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2577284A1 FR2577284A1 (fr) | 1986-08-14 |
FR2577284B1 true FR2577284B1 (fr) | 1987-11-20 |
Family
ID=11055663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8601681A Expired FR2577284B1 (fr) | 1985-02-08 | 1986-02-07 | Procede de realisation d'un ejecteur et ejecteur ainsi realise |
Country Status (6)
Country | Link |
---|---|
US (1) | US4696625A (fr) |
JP (1) | JPS62700A (fr) |
DE (1) | DE3603839A1 (fr) |
FR (1) | FR2577284B1 (fr) |
GB (1) | GB2171762B (fr) |
IL (1) | IL74282A0 (fr) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6354900U (fr) * | 1986-09-29 | 1988-04-13 | ||
US4759691A (en) * | 1987-03-19 | 1988-07-26 | Kroupa Larry G | Compressed air driven vacuum pump assembly |
ATE111569T1 (de) * | 1987-06-29 | 1994-09-15 | Thilo Volkmann | Strahlpumpe. |
SE466561B (sv) * | 1988-06-08 | 1992-03-02 | Peter Tell | Multiejektoranordning |
US5228839A (en) * | 1991-05-24 | 1993-07-20 | Gast Manufacturing Corporation | Multistage ejector pump |
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 |
DE9210497U1 (de) * | 1992-08-06 | 1993-12-09 | Volkmann, Thilo, 59514 Welver | Ejektorpumpe |
US5683227A (en) * | 1993-03-31 | 1997-11-04 | Smc Corporation | Multistage ejector assembly |
DE19502539C2 (de) * | 1995-01-27 | 1997-10-02 | Baelz Gmbh Helmut | Dampfinjektor |
US6000151A (en) | 1997-03-04 | 1999-12-14 | Hayes; Paul | Vacuum excavation apparatus having an improved air lance, air lance nozzle, and vacuum system including a multistage venturi ejector |
IL125791A (en) * | 1998-08-13 | 2004-05-12 | Dan Greenberg | Vacuum pump |
KR100454082B1 (ko) * | 2001-10-15 | 2004-10-26 | 한국뉴매틱(주) | 진공 발생/파기 장치 |
US7708865B2 (en) * | 2003-09-19 | 2010-05-04 | Texas A&M University System | Vapor-compression evaporation system and method |
US20050061493A1 (en) * | 2003-09-19 | 2005-03-24 | Holtzapple Mark T. | Heat exchanger system and method |
US7328591B2 (en) * | 2003-09-19 | 2008-02-12 | The Texas A&M University System | Jet ejector system and method |
WO2005028983A1 (fr) * | 2003-09-19 | 2005-03-31 | The Texas A & M University System | Systeme d'echangeur thermique et procede |
CN100482303C (zh) * | 2004-02-10 | 2009-04-29 | 得克萨斯A&M大学系统 | 蒸汽压缩蒸发系统及其方法 |
US8672643B2 (en) * | 2009-04-07 | 2014-03-18 | Helpful Alliance Company | Method and system for anode gas recirculation in fuel cells |
DE102009047082A1 (de) * | 2009-11-24 | 2011-05-26 | J. Schmalz Gmbh | Druckluftbetriebener Unterdruckerzeuger |
DE102009047083C5 (de) * | 2009-11-24 | 2013-09-12 | J. Schmalz Gmbh | Druckluftbetriebener Unterdruckerzeuger oder Unterdruckgreifer |
DE202009019074U1 (de) | 2009-11-24 | 2016-05-23 | J. Schmalz Gmbh | Druckluftbetriebener Unterdruckerzeuger |
DE102009047089B4 (de) * | 2009-11-24 | 2012-01-26 | J. Schmalz Gmbh | Druckluftbetriebener Unterdruckerzeuger |
SE539775C2 (sv) | 2014-06-23 | 2017-11-28 | Onishi Teknik Ab | Flerstegs vakuumejektor |
US10626888B2 (en) | 2014-07-10 | 2020-04-21 | Dayco Ip Holdings, Llc | Dual Venturi device |
US9657748B2 (en) * | 2014-08-06 | 2017-05-23 | Dayco Ip Holdings, Llc | Pneumatically actuated vacuum pump having multiple venturi gaps and check valves |
EP3822135A1 (fr) * | 2014-08-27 | 2021-05-19 | Dayco IP Holdings, LLC | Évacuateur à faible coût pour moteur ayant des espaces venturi accordés |
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 |
BR112017022110B1 (pt) | 2015-04-13 | 2023-03-21 | Dayco Ip Holdings, Llc | Dispositivos para produção de vácuo utilizando o efeito venturi e sistema incluindo um dispositivo para produzir vácuo utilizando o efeito venturi |
US20230304510A1 (en) * | 2022-03-25 | 2023-09-28 | Guardair Corp. | Multistage vacuum |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3022743A (en) * | 1959-06-19 | 1962-02-27 | Erie Mfg Co | Injector pump |
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 |
-
1985
- 1985-02-08 IL IL74282A patent/IL74282A0/xx unknown
-
1986
- 1986-01-30 US US06/824,165 patent/US4696625A/en not_active Expired - Lifetime
- 1986-02-07 JP JP61026643A patent/JPS62700A/ja active Pending
- 1986-02-07 FR FR8601681A patent/FR2577284B1/fr not_active Expired
- 1986-02-07 DE DE19863603839 patent/DE3603839A1/de active Granted
- 1986-02-10 GB GB08603234A patent/GB2171762B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2171762B (en) | 1988-10-05 |
JPS62700A (ja) | 1987-01-06 |
FR2577284A1 (fr) | 1986-08-14 |
DE3603839A1 (de) | 1986-08-21 |
US4696625A (en) | 1987-09-29 |
DE3603839C2 (fr) | 1989-09-28 |
GB8603234D0 (en) | 1986-03-19 |
IL74282A0 (en) | 1985-05-31 |
GB2171762A (en) | 1986-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
BR | Restoration of rights |