EP1892419A3 - Konische Zweistufen-Flüssigkeitsringpumpe mit abnehmbarer Stufenkopf-O-Ring-Aufnahmenabe - Google Patents

Konische Zweistufen-Flüssigkeitsringpumpe mit abnehmbarer Stufenkopf-O-Ring-Aufnahmenabe Download PDF

Info

Publication number: EP1892419A3
Authority: EP; European Patent Office
Prior art keywords: stage; shims; pump; ring; head
Prior art date: 2006-08-11
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP07253024A

Other languages

English (en)

French (fr)

Other versions

EP1892419A2 (de

Inventor

Louis Lengyel

Ramesh B. Shenoi

Carl G. Dudeck

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 Nash LLC

Original Assignee

Gardner Denver Nash LLC

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.)

2006-08-11

Filing date

2007-08-01

Publication date

2009-08-12

2007-08-01 Application filed by Gardner Denver Nash LLC filed Critical Gardner Denver Nash LLC

2008-02-27 Publication of EP1892419A2 publication Critical patent/EP1892419A2/de

2009-08-12 Publication of EP1892419A3 publication Critical patent/EP1892419A3/de

Status Withdrawn legal-status Critical Current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
- F04C19/008—Port members in the form of conical or cylindrical pieces situated in the centre of the impeller
- 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
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories

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)

EP07253024A 2006-08-11 2007-08-01 Konische Zweistufen-Flüssigkeitsringpumpe mit abnehmbarer Stufenkopf-O-Ring-Aufnahmenabe Withdrawn EP1892419A3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US82214706P	2006-08-11	2006-08-11
US11/561,186 US20080038120A1 (en)	2006-08-11	2006-11-17	Two stage conical liquid ring pump having removable manifold, shims and first and second stage head o-ring receiving boss

Publications (2)

Publication Number	Publication Date
EP1892419A2 EP1892419A2 (de)	2008-02-27
EP1892419A3 true EP1892419A3 (de)	2009-08-12

Family

ID=38656993

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07253024A Withdrawn EP1892419A3 (de)	2006-08-11	2007-08-01	Konische Zweistufen-Flüssigkeitsringpumpe mit abnehmbarer Stufenkopf-O-Ring-Aufnahmenabe

Country Status (8)

Country	Link
US (1)	US20080038120A1 (de)
EP (1)	EP1892419A3 (de)
JP (1)	JP2008045551A (de)
KR (1)	KR20080014658A (de)
AU (1)	AU2007203697A1 (de)
BR (1)	BRPI0703356A (de)
CA (1)	CA2594033A1 (de)
MX (1)	MX2007009473A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN102459907B (zh) *	2009-06-26	2015-11-25	佶缔纳士机械有限公司	转换具有密封液体排放的液体环式泵的方法和组合件
CN105275816A (zh) *	2015-11-12	2016-01-27	山东省章丘鼓风机股份有限公司	一种水环真空泵的方便间隙调整的轴承座结构
KR101803843B1 (ko) *	2017-08-24	2017-12-04	주식회사 백콤	내부 부품 교체가 용이한 수봉식 진공펌프
CN108087277A (zh) *	2017-12-25	2018-05-29	广东肯富来泵业股份有限公司	组合分配器双级液环泵
KR102416986B1 (ko) *	2021-11-09	2022-07-05	주식회사 백콤	내장형 호깅유로가 구비된 수봉식 진공펌프
CN116044822B (zh) *	2022-12-21	2023-09-12	无锡康宇水处理设备有限公司	一种节能环保型静音高速管中泵及成套增压设备

Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1586609A (de) *	1967-06-08	1970-02-27
US3712764A (en) *	1971-04-19	1973-01-23	Nash Engineering Co	Adjustable construction for mating surfaces of the rotor and port member of a liquid ring pump
GB1500200A (en) *	1974-03-13	1978-02-08	Siemens Ag	Ring compressor
US4551070A (en) *	1983-12-23	1985-11-05	The Nash Engineering Company	Noise control for conically ported liquid ring pumps
US4613283A (en) *	1985-06-26	1986-09-23	The Nash Engineering Company	Liquid ring compressors
US4747752A (en) *	1987-04-20	1988-05-31	Somarakis, Inc.	Sealing and dynamic operation of a liquid ring pump
US5899668A (en) *	1997-01-30	1999-05-04	The Nash Engineering Company	Two-stage liquid ring pumps having separate gas and liquid inlets to the second stage

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2312837A (en) *	1938-12-21	1943-03-02	Irving C Jennings	Pump
US2672276A (en) *	1951-01-26	1954-03-16	Nash Engineering Co	Hydroturbine pump
US3108738A (en) *	1958-12-30	1963-10-29	Siemen & Hinsch Gmbh	Liquid-ring gas pumps
US4273515A (en) *	1976-04-07	1981-06-16	General Signal Corporation	Liquid ring pump
US4132504A (en) *	1976-04-07	1979-01-02	General Signal Corporation	Liquid ring pump
US4172694A (en) *	1977-11-07	1979-10-30	The Nash Engineering Company	Long liquid ring pumps and compressors
US4323334A (en) *	1980-01-25	1982-04-06	The Nash Engineering Company	Two stage liquid ring pump
US4521161A (en) *	1983-12-23	1985-06-04	The Nash Engineering Company	Noise control for conically ported liquid ring pumps
DE3568823D1 (en) *	1984-05-14	1989-04-20	Prescant Pty Ltd	Water ring vacuum pump
US4850808A (en) *	1985-03-19	1989-07-25	The Nash Engineering Company	Liquid ring pump having port member with internal passageways for handling carry-over gas
US5217352A (en) *	1992-04-29	1993-06-08	The Nash Engineering Company	Two-stage liquid ring pump with rotating liner in first stage supported by liquid from second stage
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
US5295794A (en) *	1993-01-14	1994-03-22	The Nash Engineering Company	Liquid ring pumps with rotating liners
DE4305424A1 (de) *	1993-02-22	1994-08-25	Siemens Ag	Verfahren zum Betrieb einer Flüssigkeitsringmaschine sowie eine Flüssigkeitsringmaschine zur Durchführung des Verfahrens
US5580222A (en) *	1993-12-03	1996-12-03	Tuthill Corporation	Liquid ring vacuum pump and method of assembly
US5653582A (en) *	1995-09-26	1997-08-05	The Nash Engineering Company	Fluid bearing pad arrangement for liquid ring pump systems
US5961295A (en) *	1997-07-03	1999-10-05	The Nash Engineering Company	Mixed flow liquid ring pumps
US6354808B1 (en) *	2000-03-01	2002-03-12	The Nash Engineering Company	Modular liquid ring vacuum pumps and compressors
US20040202549A1 (en) *	2003-01-17	2004-10-14	Barton Russell H.	Liquid ring pump
ES2382774B1 (es)	2010-02-12	2013-04-26	Universitat Pompeu Fabra	Metodo para obtener una reconstruccion tridimensional a partir de una o mas vistas proyectivas, y uso de la misma

2006
- 2006-11-17 US US11/561,186 patent/US20080038120A1/en not_active Abandoned
2007
- 2007-07-18 CA CA002594033A patent/CA2594033A1/en not_active Abandoned
- 2007-08-01 EP EP07253024A patent/EP1892419A3/de not_active Withdrawn
- 2007-08-03 BR BRPI0703356-7A patent/BRPI0703356A/pt not_active IP Right Cessation
- 2007-08-06 MX MX2007009473A patent/MX2007009473A/es not_active Application Discontinuation
- 2007-08-07 AU AU2007203697A patent/AU2007203697A1/en not_active Abandoned
- 2007-08-09 KR KR1020070080146A patent/KR20080014658A/ko not_active Application Discontinuation
- 2007-08-10 JP JP2007209590A patent/JP2008045551A/ja not_active Abandoned

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1586609A (de) *	1967-06-08	1970-02-27
US3712764A (en) *	1971-04-19	1973-01-23	Nash Engineering Co	Adjustable construction for mating surfaces of the rotor and port member of a liquid ring pump
GB1500200A (en) *	1974-03-13	1978-02-08	Siemens Ag	Ring compressor
US4551070A (en) *	1983-12-23	1985-11-05	The Nash Engineering Company	Noise control for conically ported liquid ring pumps
US4613283A (en) *	1985-06-26	1986-09-23	The Nash Engineering Company	Liquid ring compressors
US4747752A (en) *	1987-04-20	1988-05-31	Somarakis, Inc.	Sealing and dynamic operation of a liquid ring pump
US5899668A (en) *	1997-01-30	1999-05-04	The Nash Engineering Company	Two-stage liquid ring pumps having separate gas and liquid inlets to the second stage

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Operation and maintenance manual no. 524-C - Two stage vacuum pump AT2004", 1988, NASH ENGINEERIG COMPANY, XP002534641 *

Also Published As

Publication number	Publication date
CA2594033A1 (en)	2008-02-11
US20080038120A1 (en)	2008-02-14
KR20080014658A (ko)	2008-02-14
EP1892419A2 (de)	2008-02-27
BRPI0703356A (pt)	2008-04-01
AU2007203697A1 (en)	2008-02-28
JP2008045551A (ja)	2008-02-28
MX2007009473A (es)	2009-02-04

Legal Events

Date	Code	Title	Description
2008-01-25	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2008-02-27	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2008-02-27	AX	Request for extension of the european patent	Extension state: AL BA HR MK YU
2009-07-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2009-08-12	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2009-08-12	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2010-03-03	17P	Request for examination filed	Effective date: 20100121
2010-03-24	17Q	First examination report despatched	Effective date: 20100224
2010-04-21	AKX	Designation fees paid	Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2011-05-16	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2012-03-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2012-04-04	18D	Application deemed to be withdrawn	Effective date: 20111011

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