FR2272471A1 - Core assembly for three limb transformer - without joints in flux path at core centre - Google Patents
Core assembly for three limb transformer - without joints in flux path at core centreInfo
- Publication number
- FR2272471A1 FR2272471A1 FR7417646A FR7417646A FR2272471A1 FR 2272471 A1 FR2272471 A1 FR 2272471A1 FR 7417646 A FR7417646 A FR 7417646A FR 7417646 A FR7417646 A FR 7417646A FR 2272471 A1 FR2272471 A1 FR 2272471A1
- Authority
- FR
- France
- Prior art keywords
- core
- centre
- limbs
- joints
- flux path
- 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
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
- H01F27/24—Magnetic cores
- H01F27/25—Magnetic cores made from strips or ribbons
-
- 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
- H01F30/12—Two-phase, three-phase or polyphase transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Transformers For Measuring Instruments (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7417646A FR2272471A1 (en) | 1974-05-21 | 1974-05-21 | Core assembly for three limb transformer - without joints in flux path at core centre |
DE19752521666 DE2521666A1 (de) | 1974-05-21 | 1975-05-15 | Sternfoermiges kernelement zur magnetflussbildung, verfahren zu seiner herstellung und daraus hergestellter transformator |
ZA00753183A ZA753183B (en) | 1974-05-21 | 1975-05-16 | Star-shaped magnetic circuit elements |
BR7503994D BR7503131A (pt) | 1974-05-21 | 1975-05-20 | Elemento de circuito magnetico em forma de estrela,processo de fabricacao do mesmo e transformador eletrico polifasico |
GB2190875A GB1515565A (en) | 1974-05-21 | 1975-05-21 | Star-shaped magnetic core elements |
JP6144275A JPS50161623A (fr) | 1974-05-21 | 1975-05-21 | |
US05/767,225 US4085603A (en) | 1974-05-21 | 1977-02-09 | Method of making V-shaped magnetic circuit elements |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7417646A FR2272471A1 (en) | 1974-05-21 | 1974-05-21 | Core assembly for three limb transformer - without joints in flux path at core centre |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2272471A1 true FR2272471A1 (en) | 1975-12-19 |
FR2272471B1 FR2272471B1 (fr) | 1979-10-12 |
Family
ID=9139112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7417646A Granted FR2272471A1 (en) | 1974-05-21 | 1974-05-21 | Core assembly for three limb transformer - without joints in flux path at core centre |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2272471A1 (fr) |
ZA (1) | ZA753183B (fr) |
-
1974
- 1974-05-21 FR FR7417646A patent/FR2272471A1/fr active Granted
-
1975
- 1975-05-16 ZA ZA00753183A patent/ZA753183B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR2272471B1 (fr) | 1979-10-12 |
ZA753183B (en) | 1976-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |