DE29805345U1 - Liquid ring pump - Google Patents

Liquid ring pump

Info

Publication number
DE29805345U1
DE29805345U1 DE29805345U DE29805345U DE29805345U1 DE 29805345 U1 DE29805345 U1 DE 29805345U1 DE 29805345 U DE29805345 U DE 29805345U DE 29805345 U DE29805345 U DE 29805345U DE 29805345 U1 DE29805345 U1 DE 29805345U1
Authority
DE
Germany
Prior art keywords
liquid ring
ring pump
pump
liquid
ring
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 - Lifetime
Application number
DE29805345U
Other languages
German (de)
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.)
Gardner Denver Elmo Technology GmbH
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE29805345U priority Critical patent/DE29805345U1/en
Publication of DE29805345U1 publication Critical patent/DE29805345U1/en
Priority to PCT/DE1999/000679 priority patent/WO1999049221A1/en
Priority to EP99920544A priority patent/EP1066472B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
    • F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
    • F04C29/128—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type of the elastic type, e.g. reed valves
    • 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
    • F04C19/007—Port members in the form of side plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Check Valves (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
DE29805345U 1998-03-24 1998-03-24 Liquid ring pump Expired - Lifetime DE29805345U1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE29805345U DE29805345U1 (en) 1998-03-24 1998-03-24 Liquid ring pump
PCT/DE1999/000679 WO1999049221A1 (en) 1998-03-24 1999-03-11 Liquid ring pump
EP99920544A EP1066472B1 (en) 1998-03-24 1999-03-11 Liquid ring pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29805345U DE29805345U1 (en) 1998-03-24 1998-03-24 Liquid ring pump

Publications (1)

Publication Number Publication Date
DE29805345U1 true DE29805345U1 (en) 1998-08-06

Family

ID=8054702

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29805345U Expired - Lifetime DE29805345U1 (en) 1998-03-24 1998-03-24 Liquid ring pump

Country Status (3)

Country Link
EP (1) EP1066472B1 (en)
DE (1) DE29805345U1 (en)
WO (1) WO1999049221A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114294229A (en) * 2022-01-04 2022-04-08 淄博市产品质量检验研究院 Water ring vacuum pump circulating water automatic regulating apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH553332A (en) 1972-06-13 1974-08-30 Burckhardt Ag Maschf DEVICE FOR REGULATING THE WORKING MEDIUM PRESSURE IN A LIQUID RING PUMP.
DE9106151U1 (en) 1991-05-17 1992-09-17 Siemens AG, 8000 München Liquid ring pump

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218684A (en) * 1986-03-19 1987-09-26 Matsushita Electric Ind Co Ltd Discharge valve device of enclosed rotary compressor
DE4118934C2 (en) * 1991-06-08 2001-04-05 Bosch Gmbh Robert compressor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH553332A (en) 1972-06-13 1974-08-30 Burckhardt Ag Maschf DEVICE FOR REGULATING THE WORKING MEDIUM PRESSURE IN A LIQUID RING PUMP.
DE9106151U1 (en) 1991-05-17 1992-09-17 Siemens AG, 8000 München Liquid ring pump
US5211543A (en) 1991-05-17 1993-05-18 Siemens Aktiengesellschaft Liquid-ring pump with pressure chamber valve plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114294229A (en) * 2022-01-04 2022-04-08 淄博市产品质量检验研究院 Water ring vacuum pump circulating water automatic regulating apparatus

Also Published As

Publication number Publication date
EP1066472A1 (en) 2001-01-10
EP1066472B1 (en) 2002-06-05
WO1999049221A1 (en) 1999-09-30

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980917

R163 Identified publications notified

Effective date: 19980924

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20010710

R081 Change of applicant/patentee

Owner name: GARDNER DENVER ELMO TECHNOLOGY GMBH, DE

Free format text: FORMER OWNER: SIEMENS AKTIENGESELLSCHAFT, 80333 MUENCHEN, DE

Effective date: 20030102

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20040510

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20060516

R081 Change of applicant/patentee

Owner name: GARDNER DENVER ELMO TECHNOLOGY GMBH, DE

Free format text: FORMER OWNER: NASH_ELMO INDUSTRIES GMBH, 90461 NUERNBERG, DE

Effective date: 20060621

R071 Expiry of right