DE3868643D1 - Kreiselpumpenlaufrad. - Google Patents

Kreiselpumpenlaufrad.

Info

Publication number
DE3868643D1
DE3868643D1 DE8888907657T DE3868643T DE3868643D1 DE 3868643 D1 DE3868643 D1 DE 3868643D1 DE 8888907657 T DE8888907657 T DE 8888907657T DE 3868643 T DE3868643 T DE 3868643T DE 3868643 D1 DE3868643 D1 DE 3868643D1
Authority
DE
Germany
Prior art keywords
disc
centrifugal pump
blades
nozzle
pump wheel
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
DE8888907657T
Other languages
English (en)
Inventor
Axel Riel
Rolf Scherer
Joerg Starke
Renzo Ghiotto
Primo Lovisetto
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.)
Klein Schanzlin and Becker AG
Lowara SRL
Original Assignee
Klein Schanzlin and Becker AG
Lowara SRL
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=6336169&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3868643(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Klein Schanzlin and Becker AG, Lowara SRL filed Critical Klein Schanzlin and Becker AG
Priority to DE8888907657T priority Critical patent/DE3868643D1/de
Application granted granted Critical
Publication of DE3868643D1 publication Critical patent/DE3868643D1/de
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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2222—Construction and assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE8888907657T 1987-09-17 1988-09-09 Kreiselpumpenlaufrad. Expired - Lifetime DE3868643D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888907657T DE3868643D1 (de) 1987-09-17 1988-09-09 Kreiselpumpenlaufrad.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3731161A DE3731161C2 (de) 1987-09-17 1987-09-17 Kreiselpumpenlaufrad
PCT/EP1988/000823 WO1989002538A1 (en) 1987-09-17 1988-09-09 Wheel for centrifugal pumps
DE8888907657T DE3868643D1 (de) 1987-09-17 1988-09-09 Kreiselpumpenlaufrad.

Publications (1)

Publication Number Publication Date
DE3868643D1 true DE3868643D1 (de) 1992-04-02

Family

ID=6336169

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3731161A Expired - Fee Related DE3731161C2 (de) 1987-09-17 1987-09-17 Kreiselpumpenlaufrad
DE8888907657T Expired - Lifetime DE3868643D1 (de) 1987-09-17 1988-09-09 Kreiselpumpenlaufrad.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3731161A Expired - Fee Related DE3731161C2 (de) 1987-09-17 1987-09-17 Kreiselpumpenlaufrad

Country Status (8)

Country Link
US (1) US5082425A (de)
EP (1) EP0386010B1 (de)
CN (1) CN1015068B (de)
AT (1) ATE72883T1 (de)
CA (1) CA1321103C (de)
DE (2) DE3731161C2 (de)
IN (1) IN169694B (de)
WO (1) WO1989002538A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3939156C2 (de) * 1989-11-27 1994-01-27 Grundfos International A S Bje Zusammengesetztes Laufrad für eine Kreiselpumpe
US5336050A (en) * 1993-05-06 1994-08-09 Penn Ventilator Co. Inc. Ventilator fan device
DE4446193C2 (de) * 1994-12-23 1997-01-09 Grundfos As Einbauten für Kreiselpumpen und Verfahren zu deren Herstellung
DE19746850A1 (de) * 1997-10-23 1999-04-29 Wilo Gmbh Laufrad aus Blech
US6398494B1 (en) 1999-05-14 2002-06-04 Argo-Tech Corporation Centrifugal pump impeller
US6447244B1 (en) 1999-05-14 2002-09-10 Argo-Tech Corporation Centrifugal pump apparatus and method for using a single impeller with multiple passes
US6447262B1 (en) 1999-05-14 2002-09-10 Argo-Tech Corporation Pumping system for a multi-stage pump
CA2358722A1 (fr) * 2001-10-11 2003-04-11 Alstom Canada Inc. Turbine hydraulique avec tourbillon centripete et distributeur axial
US7153097B2 (en) * 2002-08-28 2006-12-26 Ebara Corporation Centrifugal impeller and pump apparatus
CN1546868A (zh) * 2003-12-04 2004-11-17 北京本然科技有限公司 高势比、内减摩、向心增压离心泵及其技术组合方法与实例
AT506342B1 (de) 2008-01-25 2011-03-15 Bitter Engineering & Systemtechnik Gmbh Laufrad für eine pumpe
JP4561852B2 (ja) 2008-03-26 2010-10-13 株式会社日立プラントテクノロジー 羽根車
US9599120B2 (en) * 2012-08-24 2017-03-21 Asmo Co., Ltd. Impeller for centrifugal pump and centrifugal pump of vehicle washer device
FR3007086B1 (fr) * 2013-06-18 2015-07-03 Cryostar Sas Roue centrifuge
DE102015202417A1 (de) 2015-02-11 2016-08-11 Ksb Aktiengesellschaft Stömungsführendes Bauteil
DE102016217110A1 (de) 2016-09-08 2018-03-08 KSB SE & Co. KGaA Kreiselpumpe
CN109322842B (zh) * 2018-11-26 2024-03-15 昆山佰斯拓机械设备有限公司 带前盖板叶片及槽口的无蜗壳离心通风机及工作方法
DE102022201438A1 (de) 2022-02-11 2023-08-17 Robert Bosch Gesellschaft mit beschränkter Haftung Pumpenrotor, sowie Pumpenlaufrad für einen Pumpenrotor

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE509458C (de) * 1929-02-23 1930-10-09 Naamlooze Vennootschap Konink Geschlossenes Schaufelrad fuer Kreiselpumpen, insbesondere fuer schaumbildende Fluessigkeiten
US1849557A (en) * 1929-06-12 1932-03-15 M T Davidson Company Centrifugal pump
US2344444A (en) * 1940-03-29 1944-03-14 Malczewski Jeremi Construction of turbomachines
GB537727A (en) * 1940-04-03 1941-07-03 Coventry Climax Eng Ltd Improvements in centrifugal pumps
DE737000C (de) * 1941-09-28 1943-07-03 Holstein & Kappert Maschf Kreiselpumpe fuer Milch, Rahm oder andere fluessige Nahrungsmittel
DE906975C (de) * 1950-05-03 1954-03-18 Licentia Gmbh Laufrad fuer radiale Turbokompressoren
GB728972A (en) * 1952-09-19 1955-04-27 English Electric Co Ltd Improvements in and relating to hydraulic turbines and pumps
US3025069A (en) * 1957-01-14 1962-03-13 Bell & Gossett Co Seat for rotary mechanical seals
FR2312671A1 (fr) * 1975-05-30 1976-12-24 Creusot Loire Procede de realisation de roue a aubes centrifuge et roue obtenue par ce procede
FI61233C (fi) * 1978-08-23 1982-06-10 Nokia Oy Ab Vinghjul hos en centrifugalflaekt saerskilt en hoegtrycksflaekt
GB2067673B (en) * 1980-01-22 1983-08-24 Mercantile Ab Oy Centrifugal blower impeller
DE3517499A1 (de) * 1985-05-15 1986-11-20 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Laufrad
SU1373883A1 (ru) * 1986-01-17 1988-02-15 Производственное объединение "Невский завод" им.В.И.Ленина Рабочее колесо центробежного компрессора
DE3702016A1 (de) * 1987-01-24 1988-08-04 Klein Schanzlin & Becker Ag Einrichtung zur befestigung eines kreiselpumpenlaufrades aus einem sproeden werkstoff
US4720242A (en) * 1987-03-23 1988-01-19 Lowara, S.P.A. Centrifugal pump impeller

Also Published As

Publication number Publication date
ATE72883T1 (de) 1992-03-15
EP0386010B1 (de) 1992-02-26
CA1321103C (en) 1993-08-10
EP0386010A1 (de) 1990-09-12
DE3731161A1 (de) 1989-05-03
DE3731161C2 (de) 1996-12-12
CN1015068B (zh) 1991-12-11
CN1032063A (zh) 1989-03-29
WO1989002538A1 (en) 1989-03-23
US5082425A (en) 1992-01-21
IN169694B (de) 1991-12-07

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation