CA2581268A1 - Single stage liquid ring vacuum pump having double axial inlet - Google Patents

Single stage liquid ring vacuum pump having double axial inlet Download PDF

Info

Publication number
CA2581268A1
CA2581268A1 CA002581268A CA2581268A CA2581268A1 CA 2581268 A1 CA2581268 A1 CA 2581268A1 CA 002581268 A CA002581268 A CA 002581268A CA 2581268 A CA2581268 A CA 2581268A CA 2581268 A1 CA2581268 A1 CA 2581268A1
Authority
CA
Canada
Prior art keywords
manifold
pump
central body
suction
exhaust
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.)
Abandoned
Application number
CA002581268A
Other languages
English (en)
French (fr)
Inventor
Carlo Travaini
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.)
Pompetravaini SpA
Original Assignee
Pompetravaini SpA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37102473&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2581268(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pompetravaini SpA filed Critical Pompetravaini SpA
Publication of CA2581268A1 publication Critical patent/CA2581268A1/en
Abandoned 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F04C19/005—Details concerning the admission or discharge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/30—Casings or housings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
CA002581268A 2006-05-11 2007-03-07 Single stage liquid ring vacuum pump having double axial inlet Abandoned CA2581268A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06425318A EP1855010B1 (de) 2006-05-11 2006-05-11 Einstufige Flüssigkeitsringvakuumpumpe mit Saug- und Druckleitungen im zentralen Gehäuse integriert.
EP06425318.0 2006-05-11

Publications (1)

Publication Number Publication Date
CA2581268A1 true CA2581268A1 (en) 2007-11-11

Family

ID=37102473

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002581268A Abandoned CA2581268A1 (en) 2006-05-11 2007-03-07 Single stage liquid ring vacuum pump having double axial inlet

Country Status (5)

Country Link
US (1) US20070264145A1 (de)
EP (1) EP1855010B1 (de)
AT (1) ATE404793T1 (de)
CA (1) CA2581268A1 (de)
DE (1) DE602006002258D1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104813025A (zh) * 2012-11-30 2015-07-29 爱德华兹有限公司 在真空管道中的与之相关的改进

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6151710B2 (ja) * 2011-11-22 2017-06-21 ステアリング・インダストリー・コンサルト・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツングＳｔｅｒｌｉｎｇ Ｉｎｄｕｓｔｒｙ Ｃｏｎｓｕｌｔ ＧｍｂＨ 液体リング真空ポンプ及び液体リング真空ポンプのためのインペラー
CN103334937A (zh) * 2013-07-02 2013-10-02 无锡天惠塑机有限公司 一种真空泵
EP3085961B1 (de) * 2015-04-20 2020-08-05 Grundfos Holding A/S Mehrstufige kreiselpumpe
WO2016206064A1 (zh) * 2015-06-26 2016-12-29 威海凌云流体传动科技有限公司 一种液环泵
CN105179242A (zh) * 2015-08-21 2015-12-23 武汉艾德沃泵阀有限公司 一种双级双作用液环泵
CN114352527B (zh) * 2022-01-07 2023-11-17 中国铁建港航局集团有限公司 一种立式水环真空泵
CN116146493A (zh) * 2023-02-28 2023-05-23 江苏大学流体机械温岭研究院 一种循环式水环泵

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE878432C (de) * 1944-02-05 1953-06-01 Siemens Ag Fluessigkeitsringpumpe mit zwei Laufraedern
DE1428243A1 (de) * 1962-10-17 1969-07-10 Siemen & Hinsch Gmbh Fluessigkeitsring-Gaspumpe
DE2460268B2 (de) * 1974-12-19 1977-02-03 Siemens AG, 1000 Berlin und 8000 München Fluessigkeitsabscheider
US4132504A (en) * 1976-04-07 1979-01-02 General Signal Corporation Liquid ring pump
US4323334A (en) * 1980-01-25 1982-04-06 The Nash Engineering Company Two stage liquid ring pump
DE3124867C2 (de) * 1981-06-24 1983-11-17 Siemens AG, 1000 Berlin und 8000 München Flüssigkeitsring-Vakuumpumpe für gasförmige Medien
US5246348A (en) * 1992-05-14 1993-09-21 Vooner Vacuum Pumps, Inc. Liquid ring vacuum pump-compressor with double function of liquid ring with separate sources
DE4301907A1 (de) * 1993-01-25 1994-07-28 Siemens Ag Flüssigkeitsringmaschine
CZ290611B6 (cs) * 1993-09-23 2002-09-11 Sterling Fluid Systems (Germany) Gmbh Kapalinokružné plynové čerpadlo
DE29723208U1 (de) * 1997-07-02 1998-05-28 Siemens AG, 80333 München Gehäuse einer Flüssigkeitspumpe
DE19758340A1 (de) * 1997-12-22 1999-07-08 Gardner Denver Wittig Gmbh Mehrflutige Flüssigkeitsringpumpe

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104813025A (zh) * 2012-11-30 2015-07-29 爱德华兹有限公司 在真空管道中的与之相关的改进
CN104813025B (zh) * 2012-11-30 2018-03-30 爱德华兹有限公司 在真空管道中的与之相关的改进
US10539123B2 (en) 2012-11-30 2020-01-21 Edwards Limited Pressure regulating apparatus including conduit

Also Published As

Publication number Publication date
DE602006002258D1 (de) 2008-09-25
US20070264145A1 (en) 2007-11-15
ATE404793T1 (de) 2008-08-15
EP1855010B1 (de) 2008-08-13
EP1855010A1 (de) 2007-11-14

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20130307