DE50008180D1 - Kreiselpumpenaggregat - Google Patents

Kreiselpumpenaggregat

Info

Publication number
DE50008180D1
DE50008180D1 DE2000508180 DE50008180T DE50008180D1 DE 50008180 D1 DE50008180 D1 DE 50008180D1 DE 2000508180 DE2000508180 DE 2000508180 DE 50008180 T DE50008180 T DE 50008180T DE 50008180 D1 DE50008180 D1 DE 50008180D1
Authority
DE
Germany
Prior art keywords
pump unit
centrifugal pump
centrifugal
unit
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
DE2000508180
Other languages
English (en)
Inventor
Jensen Niels Due
Carsten Noergaard
Joergen Schmidt
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 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7903058&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE50008180(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Grundfos AS filed Critical Grundfos AS
Priority to DE2000508180 priority Critical patent/DE50008180D1/de
Application granted granted Critical
Publication of DE50008180D1 publication Critical patent/DE50008180D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • H01H35/405—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane the switch being of the reed switch type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • F04D15/0227—Lack of liquid level being detected using a flow transducer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DE2000508180 1999-03-31 2000-03-25 Kreiselpumpenaggregat Expired - Lifetime DE50008180D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2000508180 DE50008180D1 (de) 1999-03-31 2000-03-25 Kreiselpumpenaggregat

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19914581A DE19914581A1 (de) 1999-03-31 1999-03-31 Kreiselpumpenaggregat
DE2000508180 DE50008180D1 (de) 1999-03-31 2000-03-25 Kreiselpumpenaggregat

Publications (1)

Publication Number Publication Date
DE50008180D1 true DE50008180D1 (de) 2004-11-18

Family

ID=7903058

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19914581A Ceased DE19914581A1 (de) 1999-03-31 1999-03-31 Kreiselpumpenaggregat
DE2000508180 Expired - Lifetime DE50008180D1 (de) 1999-03-31 2000-03-25 Kreiselpumpenaggregat

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19914581A Ceased DE19914581A1 (de) 1999-03-31 1999-03-31 Kreiselpumpenaggregat

Country Status (7)

Country Link
US (1) US6273684B1 (de)
EP (1) EP1041595B2 (de)
CN (1) CN1133012C (de)
AR (1) AR022941A1 (de)
DE (2) DE19914581A1 (de)
HK (1) HK1031414A1 (de)
TW (1) TW440656B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053248A1 (de) * 2000-10-26 2002-05-08 Kaercher Gmbh & Co Alfred Hochdruckreinigungsgerät
DE10064708A1 (de) 2000-12-22 2002-07-11 Grundfos As Hauswasserwerk
DE102004048557A1 (de) * 2004-10-04 2006-04-06 Aweco Appliance Systems Gmbh & Co. Kg Flüssigkeitspumpe
CN101523051B (zh) * 2006-08-25 2013-07-10 滨特尔泵集团公司 具有泵启动装置的流体***
US8152458B2 (en) * 2009-04-28 2012-04-10 Mp Pumps, Inc. Centrifugal pump with improved drive shaft and heat exchanger
EP2639943B1 (de) * 2012-03-15 2015-02-25 Grundfos Holding A/S Elektromotor
PL2808547T3 (pl) * 2013-05-31 2017-01-31 Grundfos Holding As Urządzenie uruchamiające dla agregatu pompowego
US10385859B2 (en) 2013-12-10 2019-08-20 Franklin Electric Company, Inc. In-line pressure boosting system and method
DE102015119832A1 (de) 2015-11-17 2017-05-18 Xylem Ip Management Sàrl Förderpumpe zur Druckerhöhung in einer Leitung und Verfahren zum Betreiben einer Förderpumpe

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH499018A (de) * 1968-09-03 1970-11-15 Troesch Hans A Dr Ing Umwälzpumpe für Heizungsanlagen
US3819297A (en) * 1972-09-11 1974-06-25 Gen Gas Light Co Centrifugal pump assembly
US3992598A (en) * 1974-12-04 1976-11-16 Afton Incorporated Airflow velocity switch
US4085336A (en) * 1976-08-09 1978-04-18 Paul F. Walters Liquid flow activated switch
GB1545447A (en) † 1977-11-05 1979-05-10 Pektron Ltd Arrangement for dispensing liquids
US4213745A (en) * 1978-09-11 1980-07-22 Roberts Samuel A Pump for central heating system
US4499347A (en) † 1982-01-25 1985-02-12 Richards Gary H Fluid-flow-control-switch valve
DE3210762A1 (de) * 1982-03-24 1983-10-13 Grundfos A/S, 8850 Bjerringbro Pumpenaggregat fuer heizungs- und brauchwasseranlagen
DE3220448C1 (de) * 1982-05-29 1983-08-11 Grundfos A/S, 8850 Bjerringbro Pumpenaggregat fuer Heizungs- und Brauchwasseranlagen
GB8506527D0 (en) † 1985-03-13 1985-04-17 Brightplan Ltd Fluid supply device
DE3701562C2 (de) * 1986-03-12 1996-02-08 Wilo Gmbh Kreiselpumpe mit Spaltrohrmotor
JPH081537B2 (ja) 1986-05-31 1996-01-10 大日本印刷株式会社 カード及びその情報読み取り方法
GB8616106D0 (en) † 1986-07-02 1986-08-06 Pektron Ltd Liquid dispensing arrangement
US4818177A (en) * 1986-12-10 1989-04-04 Dresser Industries, Inc. Centrifugal pump with integral suction valve
US4924069A (en) * 1987-11-19 1990-05-08 Teledyne Industries, Inc. Hot water supply for tubs
US4791254A (en) * 1987-12-09 1988-12-13 Hydrolevel Company Flow switch
JPH03175195A (ja) * 1989-09-26 1991-07-30 Ebara Corp 水中ポンプ
GB2238664B (en) * 1989-12-02 1994-06-22 Powered Showers Plc Flow switch assembly
GB2247920B (en) † 1990-08-28 1994-07-27 Whitbread And Company Public L A pump controller
DE4201100A1 (de) * 1992-01-17 1993-07-22 Klein Schanzlin & Becker Ag Einrichtung zur regelung des foerderstroms einer kreiselpumpe in geschlossenem rohrnetz
US5183983A (en) * 1992-03-20 1993-02-02 Dwyer Instruments, Inc. Flow switch assembly for fluid flow monitoring
US5624245A (en) * 1994-10-26 1997-04-29 Mp Pumps, Inc. Centrufugal pump with thermally isolated and dynamically air cooled shaft seal assembly
DE29503806U1 (de) * 1995-03-06 1996-07-04 Sihi GmbH & Co KG, 25524 Itzehoe Pumpe zur Förderung heißer Medien
US5737041A (en) * 1995-07-31 1998-04-07 Image Quest Technologies, Inc. TFT, method of making and matrix displays incorporating the TFT
JP3144326B2 (ja) * 1996-12-17 2001-03-12 松下電器産業株式会社 電気湯沸かし器
JPH1116491A (ja) * 1997-06-26 1999-01-22 Dainippon Printing Co Ltd プラズマディスプレイパネル用厚膜パターンの形成方法

Also Published As

Publication number Publication date
US6273684B1 (en) 2001-08-14
EP1041595B1 (de) 2004-10-13
EP1041595A3 (de) 2002-02-13
EP1041595A2 (de) 2000-10-04
DE19914581A1 (de) 2000-10-12
HK1031414A1 (en) 2001-06-15
CN1133012C (zh) 2003-12-31
EP1041595B2 (de) 2011-08-31
TW440656B (en) 2001-06-16
AR022941A1 (es) 2002-09-04
CN1270280A (zh) 2000-10-18

Similar Documents

Publication Publication Date Title
DE59712162D1 (de) Zentrifugalpumpe
NO20000909D0 (no) Fremgangsmåte for installering av en neddykkbar pumpeenhet i en brønn
GB2371834B (en) Centrifugal pump improvements
DE60030833D1 (de) Vakuumpumpe
DE69925989D1 (de) Kompaktpumpe
EE9800324A (et) Pumbarootor
DE59811767D1 (de) Pumpeneinheit
DE59914882D1 (de) Pumpenaggregat
EE9800325A (et) Pumbarootor
DE50003672D1 (de) Motor-pumpen-aggregat
DE69922198D1 (de) Zentrifugalpumpe
DE60045769D1 (de) Kreiselpumpe
DE60029659D1 (de) Flügelzellenpumpe
DE50008180D1 (de) Kreiselpumpenaggregat
ATA103299A (de) Kreiselpumpe
DE10081956T1 (de) Verbesserte Vibrationspumpe
DE69920165D1 (de) Exzentrischer Rotor
DE59809550D1 (de) Kreiselpumpenaggregat
DE10084170D2 (de) Vakuumpumpe
ID27632A (id) Satuan pemompaan bertiang lengkung
DK1031268T3 (da) Centrifugalgødningsspreder
DE59912145D1 (de) Kreiselpumpenaggregat
ID29521A (id) Pompa
DE60013162D1 (de) Kompaktpumpe
DE50005970D1 (de) Absaugvorrichtung

Legal Events

Date Code Title Description
8363 Opposition against the patent
R102 Epo decision maintaining patent in amended form now final

Ref document number: 1041595

Country of ref document: EP