EP0138182A3 - - Google Patents

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Publication number
EP0138182A3
EP0138182A3 EP84112033A EP84112033A EP0138182A3 EP 0138182 A3 EP0138182 A3 EP 0138182A3 EP 84112033 A EP84112033 A EP 84112033A EP 84112033 A EP84112033 A EP 84112033A EP 0138182 A3 EP0138182 A3 EP 0138182A3
Authority
EP
European Patent Office
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.)
Granted
Application number
EP84112033A
Other versions
EP0138182B1 (en
EP0138182A2 (en
Inventor
Norbert Dipl.-Ing. Schmid
Siegfried Schonwald
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.)
Siemens AG
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
Publication of EP0138182A2 publication Critical patent/EP0138182A2/en
Publication of EP0138182A3 publication Critical patent/EP0138182A3/xx
Application granted granted Critical
Publication of EP0138182B1 publication Critical patent/EP0138182B1/en
Expired 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
    • F04C29/122—Arrangements for supercharging the working space
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/28—Safety arrangements; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
EP84112033A 1983-10-18 1984-10-08 Liquid ring pump Expired EP0138182B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833337837 DE3337837A1 (en) 1983-10-18 1983-10-18 LIQUID RING PUMP
DE3337837 1983-10-18

Publications (3)

Publication Number Publication Date
EP0138182A2 EP0138182A2 (en) 1985-04-24
EP0138182A3 true EP0138182A3 (en) 1985-06-19
EP0138182B1 EP0138182B1 (en) 1988-03-09

Family

ID=6212123

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84112033A Expired EP0138182B1 (en) 1983-10-18 1984-10-08 Liquid ring pump

Country Status (5)

Country Link
US (2) US4565498A (en)
EP (1) EP0138182B1 (en)
JP (1) JPS60108583A (en)
AU (1) AU562688B2 (en)
DE (2) DE3337837A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3436022A1 (en) * 1984-10-01 1986-04-03 Sihi Gmbh & Co Kg, 2210 Itzehoe LIQUID RING COMPRESSOR
FI882712A (en) * 1988-06-08 1989-12-09 Pentamo Oy VAETSKERINGKOMPRESSOR.
DE3935247C2 (en) * 1988-11-07 1994-08-11 Siemens Ag Liquid ring pump
EP0367845B1 (en) * 1988-11-07 1991-12-18 Siemens Aktiengesellschaft Liquid ring pump
US5060759A (en) * 1990-04-13 1991-10-29 Sundstrand Corporation Compressor oil supply system
DE9106151U1 (en) * 1991-05-17 1992-09-17 Siemens Ag, 8000 Muenchen, De
US5356268A (en) * 1993-09-29 1994-10-18 The Nash Engineering Company Check valve structures for liquid ring pumps
DE10040235C2 (en) * 2000-08-17 2003-04-24 Siemens Ag Liquid ring pump
SE519641C2 (en) * 2001-08-08 2003-03-25 Metso Paper Inc Combined centrifugal and vacuum pump for pumping pulp
KR20100128926A (en) * 2009-05-29 2010-12-08 두산중공업 주식회사 Cryogenic liquid coolant supply pump
JP5689120B2 (en) * 2009-06-26 2015-03-25 ガードナー デンヴァー ナッシュ エルエルシーＧａｒｄｎｅｒ Ｄｅｎｖｅｒ Ｎａｓｈ Ｌｌｃ Method for switching liquid ring pump having seal liquid discharge port and liquid ring pump
US9267504B2 (en) 2010-08-30 2016-02-23 Hicor Technologies, Inc. Compressor with liquid injection cooling
EP2612035A2 (en) 2010-08-30 2013-07-10 Oscomp Systems Inc. Compressor with liquid injection cooling
US9541086B2 (en) * 2013-10-01 2017-01-10 Gardner Denver Nash Llc Liquid ring pump with modular construction, an inter-stage bypass and overload protection
GB2571969B (en) * 2018-03-14 2020-10-07 Edwards Tech Vacuum Engineering Qingdao Co Ltd A liquid ring pump manifold with an integrated spray nozzle
GB2571970B (en) * 2018-03-14 2020-09-16 Edwards Tech Vacuum Engineering (Qingdao) Co Ltd A liquid ring pump manifold with integrated non-return valve

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE258483C (en) *
FR456214A (en) * 1912-04-02 1913-08-20 Cie Generale D Electricite De Blower or vane wheel pump, with eccentric casing and rotating liquid ring forming a seal
DE1098150B (en) * 1958-05-30 1961-01-26 Heraeus Gmbh W C Vacuum pump with gas ballast device
FR2103218A5 (en) * 1970-07-22 1972-04-07 Siemen & Hinsch Gmbh
DE2401177A1 (en) * 1974-01-11 1975-07-24 Pfeiffer Vakuumtechnik Noise suppression type rotary piston vacuum pump - has connecting outlet chamber above oil level with compression chamber
US4083658A (en) * 1976-09-08 1978-04-11 Siemens Aktiengesellschaft Liquid ring compressor including a calibrated gas input opening

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE284674C (en) *
US1180613A (en) * 1913-03-19 1916-04-25 Siemens Schuckertwerke Gmbh Rotary pump.
US1418040A (en) * 1920-06-07 1922-05-30 Reuben N Trane Compressor or vacuum pump
US2256201A (en) * 1937-02-26 1941-09-16 Siemens Ag Refrigerating apparatus of the compression type
GB1284473A (en) * 1969-04-26 1972-08-09 Siemens Ag Improvements in or relating to liquid ring pumps
GB1317568A (en) * 1969-10-11 1973-05-23 Plessey Co Ltd Liquid ring pumps
SU779643A1 (en) * 1975-12-30 1980-11-15 Предприятие П/Я В-2964 Compressor unit
DE2704863A1 (en) * 1977-02-05 1978-08-10 Kloeckner Humboldt Deutz Ag NON-RETURN VALVE FOR A LIQUID RING GAS PUMP
GB2064002A (en) * 1979-11-22 1981-06-10 Graham Precision Pumps Ltd Liquid Ring Vacuum Pumps
DE3111538A1 (en) * 1981-03-24 1982-10-21 Siemens AG, 1000 Berlin und 8000 München LIQUID RING PUMP WITH A CONTROL DISC ARRANGED BETWEEN THE IMPELL WHEEL HOUSING AND THE LID PROVIDED WITH CONNECTORS
DE3124867C2 (en) * 1981-06-24 1983-11-17 Siemens AG, 1000 Berlin und 8000 München Liquid ring vacuum pump for gaseous media

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE258483C (en) *
FR456214A (en) * 1912-04-02 1913-08-20 Cie Generale D Electricite De Blower or vane wheel pump, with eccentric casing and rotating liquid ring forming a seal
DE1098150B (en) * 1958-05-30 1961-01-26 Heraeus Gmbh W C Vacuum pump with gas ballast device
FR2103218A5 (en) * 1970-07-22 1972-04-07 Siemen & Hinsch Gmbh
DE2401177A1 (en) * 1974-01-11 1975-07-24 Pfeiffer Vakuumtechnik Noise suppression type rotary piston vacuum pump - has connecting outlet chamber above oil level with compression chamber
US4083658A (en) * 1976-09-08 1978-04-11 Siemens Aktiengesellschaft Liquid ring compressor including a calibrated gas input opening

Also Published As

Publication number Publication date
AU3430084A (en) 1985-04-26
DE3469780D1 (en) 1988-04-14
US4610602A (en) 1986-09-09
JPS60108583A (en) 1985-06-14
AU562688B2 (en) 1987-06-18
EP0138182B1 (en) 1988-03-09
DE3337837A1 (en) 1985-04-25
EP0138182A2 (en) 1985-04-24
US4565498A (en) 1986-01-21

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