DE3708804A1 - Transformator - Google Patents

Transformator

Info

Publication number
DE3708804A1
DE3708804A1 DE19873708804 DE3708804A DE3708804A1 DE 3708804 A1 DE3708804 A1 DE 3708804A1 DE 19873708804 DE19873708804 DE 19873708804 DE 3708804 A DE3708804 A DE 3708804A DE 3708804 A1 DE3708804 A1 DE 3708804A1
Authority
DE
Germany
Prior art keywords
inner tube
transformer
cooling
transformer according
transformers
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.)
Granted
Application number
DE19873708804
Other languages
German (de)
English (en)
Other versions
DE3708804C2 (enExample
Inventor
Josef Schmitz
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19873708804 priority Critical patent/DE3708804A1/de
Publication of DE3708804A1 publication Critical patent/DE3708804A1/de
Application granted granted Critical
Publication of DE3708804C2 publication Critical patent/DE3708804C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/16—Toroidal transformers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)
DE19873708804 1987-03-18 1987-03-18 Transformator Granted DE3708804A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873708804 DE3708804A1 (de) 1987-03-18 1987-03-18 Transformator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873708804 DE3708804A1 (de) 1987-03-18 1987-03-18 Transformator

Publications (2)

Publication Number Publication Date
DE3708804A1 true DE3708804A1 (de) 1987-10-22
DE3708804C2 DE3708804C2 (enExample) 1989-06-22

Family

ID=6323381

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873708804 Granted DE3708804A1 (de) 1987-03-18 1987-03-18 Transformator

Country Status (1)

Country Link
DE (1) DE3708804A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19749108C1 (de) * 1997-11-06 1999-04-01 Siemens Ag Elektromotor

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1386501A (fr) * 1963-12-13 1965-01-22 Tube pour chauffage et réfrigération notamment pour transformateurs
DE1638329A1 (de) * 1967-01-16 1970-06-18 Koppers Co Inc Motor-Regeleinrichtung
DE2549327A1 (de) * 1974-11-11 1976-05-13 Aes Applic Elettron Spa Transformator
DE2853621A1 (de) * 1977-12-12 1979-06-13 Louis Heuliez Cerizay Sa Frontlenkerfahrzeug
DE2530852B2 (de) * 1974-07-10 1979-06-21 Mitsubishi Denki K.K. Überspannungsschutzvorrichtung für Wechselstromkreise
US4297665A (en) * 1979-08-06 1981-10-27 Paton Boris E Doughnut-type transformer for resistance butt welding
DE3522740A1 (de) * 1985-04-12 1986-10-23 BCL-Lichttechnik Inh. Claudia C. Berger, 8000 München Ringkerntransformator oder -drossel
DE3604049A1 (de) * 1986-02-08 1987-08-13 Josef Schmitz Ueberspannungsschutzeinrichtung

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1386501A (fr) * 1963-12-13 1965-01-22 Tube pour chauffage et réfrigération notamment pour transformateurs
DE1638329A1 (de) * 1967-01-16 1970-06-18 Koppers Co Inc Motor-Regeleinrichtung
DE2530852B2 (de) * 1974-07-10 1979-06-21 Mitsubishi Denki K.K. Überspannungsschutzvorrichtung für Wechselstromkreise
DE2549327A1 (de) * 1974-11-11 1976-05-13 Aes Applic Elettron Spa Transformator
DE2853621A1 (de) * 1977-12-12 1979-06-13 Louis Heuliez Cerizay Sa Frontlenkerfahrzeug
US4297665A (en) * 1979-08-06 1981-10-27 Paton Boris E Doughnut-type transformer for resistance butt welding
DE3522740A1 (de) * 1985-04-12 1986-10-23 BCL-Lichttechnik Inh. Claudia C. Berger, 8000 München Ringkerntransformator oder -drossel
DE3604049A1 (de) * 1986-02-08 1987-08-13 Josef Schmitz Ueberspannungsschutzeinrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19749108C1 (de) * 1997-11-06 1999-04-01 Siemens Ag Elektromotor
DE19749108C5 (de) * 1997-11-06 2004-01-22 Siemens Ag Elektromotor

Also Published As

Publication number Publication date
DE3708804C2 (enExample) 1989-06-22

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Legal Events

Date Code Title Description
OAV Applicant agreed to the publication of the unexamined application as to paragraph 31 lit. 2 z1
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8105 Search report available
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee