EP0320061A3 - Pump device for low-viscosity liquids - Google Patents

Pump device for low-viscosity liquids Download PDF

Info

Publication number: EP0320061A3
Authority: EP; European Patent Office
Prior art keywords: low; pump device; viscosity liquids; liquids; viscosity
Prior art date: 1987-12-11
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.): Granted

Application number

EP88202779A

Other languages

German (de)

Other versions

EP0320061B1 (en

EP0320061A2 (en

Inventor

Leo Bertram

Hugo Dr. Schemmann

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.)

Whirlpool Europe BV

Original Assignee

Philips Patentverwaltung GmbH

Philips Gloeilampenfabrieken NV

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.)

1987-12-11

Filing date

1988-12-05

Publication date

1990-01-24

1988-12-05 Application filed by Philips Patentverwaltung GmbH, Philips Gloeilampenfabrieken NV filed Critical Philips Patentverwaltung GmbH

1989-06-14 Publication of EP0320061A2 publication Critical patent/EP0320061A2/en

1990-01-24 Publication of EP0320061A3 publication Critical patent/EP0320061A3/en

1991-10-16 Application granted granted Critical

1991-10-16 Publication of EP0320061B1 publication Critical patent/EP0320061B1/en

2008-12-05 Anticipated expiration legal-status Critical

Status 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
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/047—Bearings hydrostatic; hydrodynamic
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/24—Condensing arrangements
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- 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
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
- F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
- 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
- F04D29/18—Rotors
- F04D29/20—Mounting rotors on shafts
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/001—Preventing vapour lock
- F04D9/002—Preventing vapour lock by means in the very pump
- F04D9/003—Preventing vapour lock by means in the very pump separating and removing the vapour
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/40—Organic materials
- F05D2300/43—Synthetic polymers, e.g. plastics; Rubber

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Textile Engineering (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

EP88202779A 1987-12-11 1988-12-05 Pump device for low-viscosity liquids Expired - Lifetime EP0320061B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3741978		1987-12-11
DE19873741978 DE3741978A1 (en)	1987-12-11	1987-12-11	PUMPING DEVICE FOR LIGHT VISCOSE LIQUIDS

Publications (3)

Publication Number	Publication Date
EP0320061A2 EP0320061A2 (en)	1989-06-14
EP0320061A3 true EP0320061A3 (en)	1990-01-24
EP0320061B1 EP0320061B1 (en)	1991-10-16

Family

ID=6342345

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP88202779A Expired - Lifetime EP0320061B1 (en)	1987-12-11	1988-12-05	Pump device for low-viscosity liquids

Country Status (3)

Country	Link
EP (1)	EP0320061B1 (en)
DE (2)	DE3741978A1 (en)
ES (1)	ES2027757T3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE29606135U1 (en) *	1996-04-02	1996-08-22	Speck Pumpenfabrik Walter Spec	Galvanically isolated pump
TWM263435U (en) *	2004-05-28	2005-05-01	Liung Feng Ind Co Ltd	Co-axial power system
DE102010003580A1 (en) *	2010-04-01	2011-10-06	BSH Bosch und Siemens Hausgeräte GmbH	Domestic appliance for the treatment of laundry
CN103454183A (en) *	2013-09-14	2013-12-18	苏州多贝机械科技有限公司	Portable fluorocarbon paint viscometer
CN106122072B (en) *	2014-07-31	2018-06-05	颜远锋	A kind of wear-resisting jet vacuum pump using ceramic body
CN104121223B (en) *	2014-07-31	2016-05-25	苏州赛斯德工程设备有限公司	Wear and shock-resistant jet vacuum pump
CN106321461A (en) *	2014-07-31	2017-01-11	吴小再	Wear and impact resistance submersible pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3072062A (en) *	1961-04-17	1963-01-08	Little Giant Corp	Liquid pump
DE2407109B1 (en) *	1974-02-14	1974-07-25	Philips Patentverwaltung	Pump device for fluids
US4187053A (en) *	1976-07-29	1980-02-05	Norbert Tunze	Centrifugal pump

1987
- 1987-12-11 DE DE19873741978 patent/DE3741978A1/en not_active Withdrawn
1988
- 1988-12-05 ES ES198888202779T patent/ES2027757T3/en not_active Expired - Lifetime
- 1988-12-05 EP EP88202779A patent/EP0320061B1/en not_active Expired - Lifetime
- 1988-12-05 DE DE8888202779T patent/DE3865645D1/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3072062A (en) *	1961-04-17	1963-01-08	Little Giant Corp	Liquid pump
DE2407109B1 (en) *	1974-02-14	1974-07-25	Philips Patentverwaltung	Pump device for fluids
US4187053A (en) *	1976-07-29	1980-02-05	Norbert Tunze	Centrifugal pump

Also Published As

Publication number	Publication date
EP0320061B1 (en)	1991-10-16
ES2027757T3 (en)	1992-06-16
DE3865645D1 (en)	1991-11-21
EP0320061A2 (en)	1989-06-14
DE3741978A1 (en)	1989-06-22

Legal Events

Date	Code	Title	Description
1989-04-29	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
1989-06-14	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): CH DE ES FR IT LI
1989-12-04	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-01-24	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): CH DE ES FR IT LI
1990-09-05	17P	Request for examination filed	Effective date: 19900712
1991-02-27	17Q	First examination report despatched	Effective date: 19901228
1991-08-30	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1991-10-16	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): CH DE ES FR IT LI
1991-11-21	REF	Corresponds to:	Ref document number: 3865645 Country of ref document: DE Date of ref document: 19911121
1991-12-23	ITF	It: translation for a ep patent filed	Owner name: ING. C. GREGORJ S.P.A.
1992-02-21	ET	Fr: translation filed
1992-06-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2027757 Country of ref document: ES Kind code of ref document: T3
1992-08-20	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1992-08-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1992-10-07	26N	No opposition filed
1992-12-02	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 19921202 Year of fee payment: 5
1993-12-31	REG	Reference to a national code	Ref country code: CH Ref legal event code: PUE Owner name: WHIRLPOOL EUROPE B.V.
1994-02-15	ITPR	It: changes in ownership of a european patent	Owner name: CESSIONE;WHIRLPOOL EUROPE B.V.
1994-03-11	REG	Reference to a national code	Ref country code: FR Ref legal event code: TP
1994-12-06	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19941206
2004-03-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FD2A Effective date: 19950112
2007-09-28	REG	Reference to a national code	Ref country code: CH Ref legal event code: PCAR Free format text: ISLER & PEDRAZZINI AG;POSTFACH 1772;8027 ZUERICH (CH)
2008-02-29	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 20071228 Year of fee payment: 20
2008-05-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: IT Payment date: 20071228 Year of fee payment: 20 Ref country code: DE Payment date: 20080131 Year of fee payment: 20
2008-07-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20071217 Year of fee payment: 20
2008-12-15	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL

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