EP3473861C0 - Castor wheel and method for manufacturing the same - Google Patents

Castor wheel and method for manufacturing the same

Info

Publication number
EP3473861C0
EP3473861C0 EP18200615.5A EP18200615A EP3473861C0 EP 3473861 C0 EP3473861 C0 EP 3473861C0 EP 18200615 A EP18200615 A EP 18200615A EP 3473861 C0 EP3473861 C0 EP 3473861C0
Authority
EP
European Patent Office
Prior art keywords
manufacturing
same
castor wheel
castor
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.)
Active
Application number
EP18200615.5A
Other languages
German (de)
French (fr)
Other versions
EP3473861B1 (en
EP3473861A1 (en
Inventor
Hans-Joachim Ring
Philipp Kellner
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.)
Piller Blowers and Compressors GmbH
Original Assignee
Piller Blowers and Compressors GmbH
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 Piller Blowers and Compressors GmbH filed Critical Piller Blowers and Compressors GmbH
Publication of EP3473861A1 publication Critical patent/EP3473861A1/en
Application granted granted Critical
Publication of EP3473861B1 publication Critical patent/EP3473861B1/en
Publication of EP3473861C0 publication Critical patent/EP3473861C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • 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
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/50—Building or constructing in particular ways
    • F05D2230/51—Building or constructing in particular ways in a modular way, e.g. using several identical or complementary parts or features
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/50—Building or constructing in particular ways
    • F05D2230/53—Building or constructing in particular ways by integrally manufacturing a component, e.g. by milling from a billet or one piece construction
    • 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
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/17—Alloys
    • F05D2300/171—Steel alloys
    • 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
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/17—Alloys
    • F05D2300/174—Titanium alloys, e.g. TiAl

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP18200615.5A 2017-10-23 2018-10-16 Castor wheel and method for manufacturing the same Active EP3473861B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017124746.7A DE102017124746B3 (en) 2017-10-23 2017-10-23 Impeller and method of manufacturing the same

Publications (3)

Publication Number Publication Date
EP3473861A1 EP3473861A1 (en) 2019-04-24
EP3473861B1 EP3473861B1 (en) 2023-10-04
EP3473861C0 true EP3473861C0 (en) 2023-10-04

Family

ID=63878359

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18200615.5A Active EP3473861B1 (en) 2017-10-23 2018-10-16 Castor wheel and method for manufacturing the same

Country Status (3)

Country Link
EP (1) EP3473861B1 (en)
CN (1) CN109695591A (en)
DE (1) DE102017124746B3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020118982B4 (en) * 2020-07-17 2024-06-06 Nidec Gpm Gmbh Impeller for a centrifugal fluid pump and centrifugal fluid pump comprising the impeller and motor vehicle comprising such a centrifugal fluid pump
JP2023054481A (en) * 2021-10-04 2023-04-14 株式会社デンソー centrifugal blower

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB632475A (en) * 1947-12-09 1949-11-28 English Electric Co Ltd Improvements in and relating to the runners of hydraulic machines
DE2535196C3 (en) * 1975-08-07 1980-12-04 Sueddeutsche Kuehlerfabrik Julius Fr. Behr Gmbh & Co Kg, 7000 Stuttgart Impeller for radial flow machine
JPS5578196A (en) * 1978-12-08 1980-06-12 Mitsui Eng & Shipbuild Co Ltd Manufacture of impeller
CN1205399A (en) * 1997-07-11 1999-01-20 株式会社日立制作所 Motor-driven blower and method of manufacturing impeller for motor-driven blower
US7108482B2 (en) * 2004-01-23 2006-09-19 Robert Bosch Gmbh Centrifugal blower
US7632073B2 (en) * 2005-06-08 2009-12-15 Dresser-Rand Company Impeller with machining access panel
DE102006029379B3 (en) * 2006-06-27 2007-10-04 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Paddle wheel for use in motor vehicle coolant pump, has two different paddle wheel units firmly connected with each other, provided with notched and engaged blades and arranged with bottom disk segments, where wheel is made of metal plate
FR2935761B1 (en) * 2008-09-05 2010-10-15 Alstom Hydro France FRANCIS TYPE WHEEL FOR A HYDRAULIC MACHINE, A HYDRAULIC MACHINE COMPRISING SUCH A WHEEL AND A METHOD OF ASSEMBLING SUCH A WHEEL
DE102014014287A1 (en) * 2014-09-24 2016-03-24 Ziehl-Abegg Se fan

Also Published As

Publication number Publication date
EP3473861B1 (en) 2023-10-04
EP3473861A1 (en) 2019-04-24
CN109695591A (en) 2019-04-30
DE102017124746B3 (en) 2018-12-20

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