FR540003A - Improvements to oil-cooled electrical transformers - Google Patents
Improvements to oil-cooled electrical transformersInfo
- Publication number
- FR540003A FR540003A FR540003DA FR540003A FR 540003 A FR540003 A FR 540003A FR 540003D A FR540003D A FR 540003DA FR 540003 A FR540003 A FR 540003A
- Authority
- FR
- France
- Prior art keywords
- oil
- cooled electrical
- electrical transformers
- transformers
- cooled
- 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
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
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0025—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being formed by zig-zag bend plates
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US386115A US1473595A (en) | 1920-06-02 | 1920-06-02 | Tank structure |
Publications (1)
Publication Number | Publication Date |
---|---|
FR540003A true FR540003A (en) | 1922-07-04 |
Family
ID=23524220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR540003D Expired FR540003A (en) | 1920-06-02 | 1921-08-29 | Improvements to oil-cooled electrical transformers |
Country Status (2)
Country | Link |
---|---|
US (3) | US1473595A (en) |
FR (1) | FR540003A (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2423863A (en) * | 1940-11-16 | 1947-07-15 | George F Wales | Sheet metal compartment with shelf supports and method of manufacture |
US2626582A (en) * | 1942-03-17 | 1953-01-27 | Bbc Brown Boveri & Cie | Transformer assembling device |
NL66306C (en) * | 1945-06-21 | |||
US2853657A (en) * | 1945-09-04 | 1958-09-23 | Henry B Hofacker | Magnets |
US2905742A (en) * | 1956-02-06 | 1959-09-22 | Int Electronic Res Corp | Shield for electronic components |
AT235408B (en) * | 1962-08-31 | 1964-08-25 | Elin Union Ag | Step switch installation for transformers |
JPS5926218U (en) * | 1982-08-07 | 1984-02-18 | 三菱電機株式会社 | Insulated electrical equipment with anti-vibration device during transportation |
US4745966A (en) * | 1986-07-22 | 1988-05-24 | Westinghouse Electric Corp. | Heat exchangers and electrical apparatus having heat exchangers |
US5346371A (en) * | 1991-09-20 | 1994-09-13 | Otis Elevator Company | Hydraulic elevator oil tank |
JP2003004393A (en) * | 2001-04-18 | 2003-01-08 | Furukawa Electric Co Ltd:The | Heat exchanger |
US20030066626A1 (en) * | 2001-10-04 | 2003-04-10 | John Bird | Cooling system having independent fan location |
US20090062457A1 (en) * | 2007-09-04 | 2009-03-05 | Kraton Polymers U.S. Llc | Styrenic block copolymers and compositions containing the same |
DE102008055882A1 (en) * | 2008-11-03 | 2010-05-06 | Siemens Aktiengesellschaft | Holding device for a cast resin transformer winding |
-
1920
- 1920-06-02 US US386115A patent/US1473595A/en not_active Expired - Lifetime
-
1921
- 1921-08-29 FR FR540003D patent/FR540003A/en not_active Expired
- 1921-10-11 US US507121A patent/US1583383A/en not_active Expired - Lifetime
-
1922
- 1922-03-11 US US543130A patent/US1472863A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US1472863A (en) | 1923-11-06 |
US1473595A (en) | 1923-11-06 |
US1583383A (en) | 1926-05-04 |
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