GB2018039B - Regulating transformers - Google Patents
Regulating transformersInfo
- Publication number
- GB2018039B GB2018039B GB7911076A GB7911076A GB2018039B GB 2018039 B GB2018039 B GB 2018039B GB 7911076 A GB7911076 A GB 7911076A GB 7911076 A GB7911076 A GB 7911076A GB 2018039 B GB2018039 B GB 2018039B
- Authority
- GB
- United Kingdom
- Prior art keywords
- regulating transformers
- transformers
- regulating
- 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
- 230000001105 regulatory effect Effects 0.000 title 1
Classifications
-
- 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
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2813774A DE2813774C2 (en) | 1978-03-30 | 1978-03-30 | Mains connection device for electric toy and model trains operated with direct current |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2018039A GB2018039A (en) | 1979-10-10 |
GB2018039B true GB2018039B (en) | 1983-02-02 |
Family
ID=6035777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7911076A Expired GB2018039B (en) | 1978-03-30 | 1979-03-29 | Regulating transformers |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2813774C2 (en) |
FR (1) | FR2421449A1 (en) |
GB (1) | GB2018039B (en) |
IT (1) | IT1163661B (en) |
NL (1) | NL7902441A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7830650U1 (en) * | 1978-10-14 | 1980-03-27 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | ACTUATOR FOR ELECTRIC TOY AND MODEL RAILWAYS |
DE2851032C2 (en) * | 1978-11-25 | 1983-10-06 | Gebr. Buehler Nachfolger Gmbh, 8500 Nuernberg | Circuit arrangement for feeding a DC motor driving a toy, in particular a model railway vehicle |
AT500096A1 (en) * | 2001-06-13 | 2005-10-15 | Maegdefrau Peter | CONTROL DEVICE FOR ELECTRICALLY OPERATING TOYS AND THEIR USE |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR910298A (en) * | 1944-04-27 | 1946-06-03 | Switch enhancements | |
US2833979A (en) * | 1955-07-07 | 1958-05-06 | Perkin Elmer Corp | Precision transducer |
FR1422584A (en) * | 1965-01-22 | 1965-12-24 | C K D Praha Narodni Podnik | Single-phase bridge circuit with semiconductor valves and stepless adjustment of current and voltage |
CH453491A (en) * | 1965-01-26 | 1968-06-14 | Ckd Praha | Circuit arrangement for switching the taps of a step transformer with a downstream semiconductor rectifier in a single-phase bridge circuit |
DE1603257A1 (en) * | 1966-03-15 | 1971-02-25 | Max Ernst | Control transformer for toy and model trains operated with low voltage direct current |
DE1663149A1 (en) * | 1966-09-24 | 1970-06-18 | Siemens Ag | Small transformer with remote control |
BE746136A (en) * | 1969-02-20 | 1970-07-31 | Ampex | ELECTRICAL POWER SOURCE |
DE2326608C2 (en) * | 1973-05-24 | 1985-05-02 | Sony Corp., Tokio/Tokyo | Easily adjustable AC voltage adaptor - has rotary switch for selective tapping of transformer to give standard AC output |
GB1476699A (en) * | 1974-12-24 | 1977-06-16 | Matsushita Electric Ind Co Ltd | Power supply system |
DE7503470U (en) * | 1975-02-05 | 1975-07-03 | Siemens Ag | Control device for power supply units |
DE2520609A1 (en) * | 1975-05-09 | 1976-11-18 | Karlhorst Ing Grad Waegner | Slow running characteristic improvement device for model railways - has additional mains frequency alternating voltage superimposed on rectified direct current |
DE2544734A1 (en) * | 1975-10-07 | 1977-04-21 | Bosch Gmbh Robert | Rectifier with switched variable output - has transformer with at least three tappings connected to diode bridge |
-
1978
- 1978-03-30 DE DE2813774A patent/DE2813774C2/en not_active Expired
-
1979
- 1979-02-28 FR FR7905288A patent/FR2421449A1/en active Granted
- 1979-03-27 IT IT21324/79A patent/IT1163661B/en active
- 1979-03-29 NL NL7902441A patent/NL7902441A/en active Search and Examination
- 1979-03-29 GB GB7911076A patent/GB2018039B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2018039A (en) | 1979-10-10 |
FR2421449A1 (en) | 1979-10-26 |
IT7921324A0 (en) | 1979-03-27 |
IT1163661B (en) | 1987-04-08 |
DE2813774A1 (en) | 1979-10-04 |
FR2421449B1 (en) | 1981-03-20 |
NL7902441A (en) | 1979-10-02 |
DE2813774C2 (en) | 1982-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |