EP3351805A4 - Ejector and vacuum generation device with same - Google Patents

Ejector and vacuum generation device with same Download PDF

Info

Publication number
EP3351805A4
EP3351805A4 EP16846258.8A EP16846258A EP3351805A4 EP 3351805 A4 EP3351805 A4 EP 3351805A4 EP 16846258 A EP16846258 A EP 16846258A EP 3351805 A4 EP3351805 A4 EP 3351805A4
Authority
EP
European Patent Office
Prior art keywords
ejector
same
generation device
vacuum generation
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.)
Pending
Application number
EP16846258.8A
Other languages
German (de)
French (fr)
Other versions
EP3351805A1 (en
Inventor
Junji Kuroda
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.)
TLV Co Ltd
Original Assignee
TLV Co 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
Application filed by TLV Co Ltd filed Critical TLV Co Ltd
Publication of EP3351805A1 publication Critical patent/EP3351805A1/en
Publication of EP3351805A4 publication Critical patent/EP3351805A4/en
Pending 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
    • F04F5/02—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid
    • F04F5/04—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing elastic fluids
    • 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
    • F04F5/02—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid
    • F04F5/10—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing liquids, e.g. containing solids, or liquids and elastic fluids
    • 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

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)
EP16846258.8A 2015-09-17 2016-08-31 Ejector and vacuum generation device with same Pending EP3351805A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015184383 2015-09-17
PCT/JP2016/075519 WO2017047387A1 (en) 2015-09-17 2016-08-31 Ejector and vacuum generation device with same

Publications (2)

Publication Number Publication Date
EP3351805A1 EP3351805A1 (en) 2018-07-25
EP3351805A4 true EP3351805A4 (en) 2018-08-22

Family

ID=58288904

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16846258.8A Pending EP3351805A4 (en) 2015-09-17 2016-08-31 Ejector and vacuum generation device with same

Country Status (2)

Country Link
EP (1) EP3351805A4 (en)
WO (1) WO2017047387A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5628623A (en) * 1993-02-12 1997-05-13 Skaggs; Bill D. Fluid jet ejector and ejection method
US20040089019A1 (en) * 2002-10-25 2004-05-13 Susumu Kawamura Ejector having throttle variable nozzle and ejector cycle using the same
DE10255472B3 (en) * 2002-11-28 2004-07-01 Festo Ag & Co. Ejector pump for producing vacuum for suction cup has compressed-air connection to Laval nozzle with air jet passing through suction chamber into mixing tube leading to eddy chamber
WO2006125191A2 (en) * 2005-05-19 2006-11-23 Delaware Capital Formation Improved chemical dispenser

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033310U (en) * 1973-07-19 1975-04-10
JPS63168300U (en) * 1987-04-24 1988-11-01
FR2746484B1 (en) * 1996-03-25 1998-04-24 Commissariat Energie Atomique PRESSURE WATER SUPPLY DEVICE FOR THE WATER SOURCE OF A STEAM INJECTOR
KR20140020944A (en) * 2011-03-28 2014-02-19 가부시키가이샤 고가네이 Ejector
JP6130160B2 (en) * 2013-02-15 2017-05-17 株式会社テイエルブイ Ejector type vacuum pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5628623A (en) * 1993-02-12 1997-05-13 Skaggs; Bill D. Fluid jet ejector and ejection method
US20040089019A1 (en) * 2002-10-25 2004-05-13 Susumu Kawamura Ejector having throttle variable nozzle and ejector cycle using the same
DE10255472B3 (en) * 2002-11-28 2004-07-01 Festo Ag & Co. Ejector pump for producing vacuum for suction cup has compressed-air connection to Laval nozzle with air jet passing through suction chamber into mixing tube leading to eddy chamber
WO2006125191A2 (en) * 2005-05-19 2006-11-23 Delaware Capital Formation Improved chemical dispenser

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017047387A1 *

Also Published As

Publication number Publication date
WO2017047387A1 (en) 2017-03-23
EP3351805A1 (en) 2018-07-25

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