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DE3460436D1 - Blade body with hollow blades, method and machine for the production thereof - Google Patents

Blade body with hollow blades, method and machine for the production thereof

Info

Publication number
DE3460436D1
DE3460436D1 DE8484900383T DE3460436T DE3460436D1 DE 3460436 D1 DE3460436 D1 DE 3460436D1 DE 8484900383 T DE8484900383 T DE 8484900383T DE 3460436 T DE3460436 T DE 3460436T DE 3460436 D1 DE3460436 D1 DE 3460436D1
Authority
DE
Germany
Prior art keywords
production
machine
blade body
hollow blades
blades
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
Application number
DE8484900383T
Other languages
German (de)
Inventor
Hermann Wild
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.)
Zschokke Wartmann AG
Original Assignee
Zschokke Wartmann AG
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 Zschokke Wartmann AG filed Critical Zschokke Wartmann AG
Application granted granted Critical
Publication of DE3460436D1 publication Critical patent/DE3460436D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H01F27/025—Constructional details relating to cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
DE8484900383T 1983-01-19 1984-01-17 Blade body with hollow blades, method and machine for the production thereof Expired DE3460436D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH30683A CH664050A5 (en) 1983-01-19 1983-01-19 Rippenkoerper hollow ribs and method for producing the same and machine for execution of the proceeding.
PCT/CH1984/000011 WO1984003002A1 (en) 1983-01-19 1984-01-17 Blade body with hollow blades, method and machine for the production thereof

Publications (1)

Publication Number Publication Date
DE3460436D1 true DE3460436D1 (en) 1986-09-18

Family

ID=4183996

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484900383T Expired DE3460436D1 (en) 1983-01-19 1984-01-17 Blade body with hollow blades, method and machine for the production thereof

Country Status (5)

Country Link
EP (1) EP0131594B1 (en)
JP (1) JPS60500354A (en)
CH (1) CH664050A5 (en)
DE (1) DE3460436D1 (en)
WO (1) WO1984003002A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6050329A (en) * 1999-06-21 2000-04-18 Mcgraw Edison Company Cooling fin with reinforcing ripples
DE10010737C2 (en) * 2000-03-04 2002-01-10 Alstom Paris Radiator for an electrical transformer
JP2015065375A (en) * 2013-09-26 2015-04-09 株式会社ダイヘン Stationary induction apparatus and mountain-shaped member

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR674619A (en) * 1928-07-03 1930-01-30 Ferranti Ltd Improvements to radiators or refrigerators
DE2247514C3 (en) * 1972-09-28 1981-01-08 Wuertt. Stahlradiatorenfabrik Gmbh, 7070 Schwaebisch Gmuend Multi-link radiator assembly for cooling oil transformers
US3902552A (en) * 1973-05-10 1975-09-02 Olin Corp Patterned tubing
CH565358A5 (en) * 1975-03-03 1975-08-15 Paveg Anstalt Aluminium alloy radr for central heating - has steel cladding on inside of waterways for corrosion resistance

Also Published As

Publication number Publication date
WO1984003002A1 (en) 1984-08-02
EP0131594A1 (en) 1985-01-23
JPS60500354A (en) 1985-03-14
CH664050A5 (en) 1988-01-29
EP0131594B1 (en) 1986-08-13

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: WEISS, P., DIPL.-FORSTWIRT DR.RER.NAT., PAT.-ANW., 7700 SINGEN

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee