HK80879A - Transformer - Google Patents
TransformerInfo
- Publication number
- HK80879A HK80879A HK80879A HK80879A HK80879A HK 80879 A HK80879 A HK 80879A HK 80879 A HK80879 A HK 80879A HK 80879 A HK80879 A HK 80879A HK 80879 A HK80879 A HK 80879A
- Authority
- HK
- Hong Kong
- Prior art keywords
- transformer
- Prior art date
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
- H01F27/022—Encapsulation
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
-
- 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
- H01F30/10—Single-phase transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712122242 DE2122242B2 (en) | 1971-05-05 | 1971-05-05 | TRANSFORMER |
DE19722219355 DE2219355C3 (en) | 1972-04-20 | 1972-04-20 | Transformer with a flat design |
Publications (1)
Publication Number | Publication Date |
---|---|
HK80879A true HK80879A (en) | 1979-12-07 |
Family
ID=25761059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK80879A HK80879A (en) | 1971-05-05 | 1979-11-29 | Transformer |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE783113A (en) |
CH (1) | CH541221A (en) |
FR (1) | FR2135355B1 (en) |
GB (1) | GB1384950A (en) |
HK (1) | HK80879A (en) |
IT (1) | IT955208B (en) |
NL (1) | NL164152C (en) |
NO (1) | NO134176C (en) |
SE (1) | SE387466B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090040001A1 (en) * | 2005-10-10 | 2009-02-12 | George Young | Power converter |
JP6409730B2 (en) * | 2015-10-05 | 2018-10-24 | オムロン株式会社 | Transformer and resonant circuit having the same |
CN108555424A (en) * | 2018-05-30 | 2018-09-21 | 广州亨龙智能装备股份有限公司 | A kind of mounting structure and compact welding machine of welder transformer |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR486755A (en) * | 1917-09-12 | 1918-05-08 | Louis Bardon | Static converter of two and three-phase current to single-phase current of the same frequency |
US1779269A (en) * | 1925-05-26 | 1930-10-21 | Rca Corp | Transformer, choke coil and core therefor |
DE579122C (en) * | 1930-09-21 | 1933-06-22 | Koch & Sterzel Akt Ges | Stray transformer according to the jacket type, in particular to protect against interference from high frequency generators |
FR845746A (en) * | 1938-05-03 | 1939-08-31 | Self-regulating electrical system applicable to alternating current | |
GB566221A (en) * | 1943-07-02 | 1944-12-19 | Percy Frederick Roberts | Improvements in inductances and transformers containing laminated cores by the use of which efficiency is increased |
DE1020133B (en) * | 1950-11-30 | 1957-11-28 | Delapena & Son Ltd | High frequency electric induction heating system |
US3189857A (en) * | 1962-12-31 | 1965-06-15 | Gen Electric | Transformer bobbin |
US3387245A (en) * | 1963-08-30 | 1968-06-04 | Advance Transformer Co | Laminated core with a termainal connector and retainer means |
-
1972
- 1972-04-28 GB GB1986972A patent/GB1384950A/en not_active Expired
- 1972-05-03 IT IT2386472A patent/IT955208B/en active
- 1972-05-03 NO NO155172A patent/NO134176C/no unknown
- 1972-05-03 SE SE583072A patent/SE387466B/en unknown
- 1972-05-05 FR FR7216265A patent/FR2135355B1/fr not_active Expired
- 1972-05-05 BE BE783113A patent/BE783113A/en unknown
- 1972-05-05 CH CH666972A patent/CH541221A/en not_active IP Right Cessation
- 1972-05-05 NL NL7206093A patent/NL164152C/en not_active IP Right Cessation
-
1979
- 1979-11-29 HK HK80879A patent/HK80879A/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2135355A1 (en) | 1972-12-15 |
NL7206093A (en) | 1972-11-07 |
GB1384950A (en) | 1975-02-26 |
NL164152C (en) | 1980-11-17 |
NL164152B (en) | 1980-06-16 |
NO134176B (en) | 1976-05-18 |
BE783113A (en) | 1972-09-01 |
CH541221A (en) | 1973-08-31 |
FR2135355B1 (en) | 1978-08-04 |
NO134176C (en) | 1976-08-25 |
IT955208B (en) | 1973-09-29 |
SE387466B (en) | 1976-09-06 |
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