GB2219347B - Pump unit for heating systems - Google Patents

Pump unit for heating systems

Info

Publication number
GB2219347B
GB2219347B GB8902653A GB8902653A GB2219347B GB 2219347 B GB2219347 B GB 2219347B GB 8902653 A GB8902653 A GB 8902653A GB 8902653 A GB8902653 A GB 8902653A GB 2219347 B GB2219347 B GB 2219347B
Authority
GB
United Kingdom
Prior art keywords
pump unit
heating systems
heating
systems
pump
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
GB8902653A
Other versions
GB2219347A (en
GB8902653D0 (en
Inventor
Neils Due Jensen
Gerhard Munk Jakobsen
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.)
Grundfos AS
Original Assignee
Grundfos International AS
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 Grundfos International AS filed Critical Grundfos International AS
Publication of GB8902653D0 publication Critical patent/GB8902653D0/en
Publication of GB2219347A publication Critical patent/GB2219347A/en
Application granted granted Critical
Publication of GB2219347B publication Critical patent/GB2219347B/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
    • 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
    • F04D13/0606—Canned motor pumps
    • F04D13/0613—Special connection between the rotor compartments
    • 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
    • F05D2240/00—Components
    • F05D2240/60—Shafts
    • F05D2240/61—Hollow
GB8902653A 1988-02-09 1989-02-07 Pump unit for heating systems Expired - Lifetime GB2219347B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3803774A DE3803774A1 (en) 1988-02-09 1988-02-09 PUMP UNIT FOR HEATING SYSTEMS

Publications (3)

Publication Number Publication Date
GB8902653D0 GB8902653D0 (en) 1989-03-30
GB2219347A GB2219347A (en) 1989-12-06
GB2219347B true GB2219347B (en) 1991-08-14

Family

ID=6346897

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902653A Expired - Lifetime GB2219347B (en) 1988-02-09 1989-02-07 Pump unit for heating systems

Country Status (3)

Country Link
DE (1) DE3803774A1 (en)
FR (1) FR2626940B1 (en)
GB (1) GB2219347B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4023756C1 (en) * 1990-07-26 1991-12-19 Grundfos International A/S, Bjerringbro, Dk
DE19548471C1 (en) * 1995-12-22 1997-06-05 Grundfos As Circulation pump system e.g. for wet-running motor
DE10059457A1 (en) * 2000-11-30 2002-07-11 Grundfos As Electric motor for driving a centrifugal pump, especially for heating systems
DE102005056309B4 (en) * 2005-11-25 2007-12-13 Fpe Fischer Gmbh Centrifugal pump with ventilation
DE102006053479A1 (en) * 2006-11-14 2008-05-15 Wilo Ag Motor centrifugal pump
EP2469093B1 (en) * 2010-12-24 2017-12-13 Wilo Salmson France Fluid circulation pump and use thereof
PL2610497T3 (en) * 2011-12-27 2017-06-30 Grundfos Holding A/S Pump power unit
DE102013018840B3 (en) * 2013-11-08 2014-10-16 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Electromotive water pump
EP3425221B1 (en) * 2017-07-06 2019-11-20 Grundfos Holding A/S Pump bearing retainer
DE102018125031A1 (en) * 2018-10-10 2020-04-16 HELLA GmbH & Co. KGaA Pump, in particular for a liquid circuit in a vehicle
US11268516B2 (en) * 2018-11-19 2022-03-08 Baker Hughes Holdings Llc Gas-lock re-prime shaft passage in submersible well pump and method of re-priming the pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB886956A (en) * 1960-10-18 1962-01-10 Silvio Immovilli Improvements in or relating to electrically operated pump assemblies
US3644061A (en) * 1969-07-31 1972-02-22 Gorman Rupp Co Pump apparatus
GB2200405A (en) * 1987-01-29 1988-08-03 Thermocatalytic Corp Blower for a combustible gas-air mixture

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1218929A (en) * 1959-03-17 1960-05-13 Amag Hilpert Pegnitzhuette A G Centrifugal pump without shaft seal
DE1453797C2 (en) * 1964-09-11 1970-05-14 Klein Schanzlin & Becker Ag Device for the automatic generation of a lubricating, cooling and venting circuit for centrifugal pump units
US3333544A (en) * 1965-03-22 1967-08-01 Vincent K Smith Water pump motor constructions
FR2063280A5 (en) * 1969-09-02 1971-07-09 Julien & Mege
CH532196A (en) * 1970-12-10 1972-12-31 Bieri Pumpenbau Ag Pump and canned motor unit
DE2754840C3 (en) * 1977-12-09 1986-10-02 Hermetic-Pumpen Gmbh, 7803 Gundelfingen Centrifugal pump
JPS57135296A (en) * 1981-02-13 1982-08-20 Yazaki Corp Canned motor pump
DE3511464A1 (en) * 1985-03-29 1986-10-09 Halm, Richard, 7066 Baltmannsweiler Liquid pump
DE3701562C2 (en) * 1986-03-12 1996-02-08 Wilo Gmbh Centrifugal pump with canned motor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB886956A (en) * 1960-10-18 1962-01-10 Silvio Immovilli Improvements in or relating to electrically operated pump assemblies
US3644061A (en) * 1969-07-31 1972-02-22 Gorman Rupp Co Pump apparatus
GB2200405A (en) * 1987-01-29 1988-08-03 Thermocatalytic Corp Blower for a combustible gas-air mixture

Also Published As

Publication number Publication date
GB2219347A (en) 1989-12-06
DE3803774C2 (en) 1991-09-05
DE3803774A1 (en) 1989-08-17
FR2626940B1 (en) 1994-06-17
GB8902653D0 (en) 1989-03-30
FR2626940A1 (en) 1989-08-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20090206