NL7303909A - - Google Patents
Info
- Publication number
- NL7303909A NL7303909A NL7303909A NL7303909A NL7303909A NL 7303909 A NL7303909 A NL 7303909A NL 7303909 A NL7303909 A NL 7303909A NL 7303909 A NL7303909 A NL 7303909A NL 7303909 A NL7303909 A NL 7303909A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/02—Audio-frequency transformers or mutual inductances, i.e. not suitable for handling frequencies considerably beyond the audio range
-
- 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
- H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
-
- 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
- H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
- H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
-
- 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
- H01F30/08—Fixed transformers not covered by group H01F19/00 characterised by the structure without magnetic core
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
- Insulating Of Coils (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH422672A CH543162A (de) | 1972-03-22 | 1972-03-22 | Ankopplungstransformator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7303909A true NL7303909A (en:Method) | 1973-09-25 |
Family
ID=4272150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7303909A NL7303909A (en:Method) | 1972-03-22 | 1973-03-20 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4913622A (en:Method) |
| AT (1) | AT319384B (en:Method) |
| CH (1) | CH543162A (en:Method) |
| DE (1) | DE7308392U (en:Method) |
| GB (1) | GB1404720A (en:Method) |
| NL (1) | NL7303909A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2830151C2 (de) * | 1978-07-08 | 1984-06-14 | Brown, Boveri & Cie Ag, 6800 Mannheim | Einrichtung zur Parallelankopplung eines Tonfrequenz-Senders an ein Netz |
| FR2948075B1 (fr) * | 2009-07-17 | 2011-08-19 | Faiveley Transp Tours | Dispositif d'isolement haute tension de moyens d'alimentation d'un dispositif electrique connecte a un potentiel haute tension |
| CN112133519B (zh) * | 2020-09-26 | 2024-04-05 | 江西博之韵电子科技有限公司 | 一种音频变压器 |
-
1972
- 1972-03-22 CH CH422672A patent/CH543162A/de not_active IP Right Cessation
-
1973
- 1973-03-02 AT AT189873A patent/AT319384B/de not_active IP Right Cessation
- 1973-03-03 DE DE19737308392 patent/DE7308392U/de not_active Expired
- 1973-03-15 JP JP48030468A patent/JPS4913622A/ja active Pending
- 1973-03-16 GB GB1272673A patent/GB1404720A/en not_active Expired
- 1973-03-20 NL NL7303909A patent/NL7303909A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE7308392U (de) | 1973-08-16 |
| CH543162A (de) | 1973-10-15 |
| GB1404720A (en) | 1975-09-03 |
| JPS4913622A (en:Method) | 1974-02-06 |
| AT319384B (de) | 1974-12-27 |