GB2018039B - Regulating transformers - Google Patents

Regulating transformers

Info

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
Application number
GB7911076A
Other versions
GB2018039A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB2018039A publication Critical patent/GB2018039A/en
Application granted granted Critical
Publication of GB2018039B publication Critical patent/GB2018039B/en
Expired legal-status Critical Current

Links

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)
GB7911076A 1978-03-30 1979-03-29 Regulating transformers Expired GB2018039B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2018039A (en) 1979-10-10
NL7902441A (en) 1979-10-02
IT1163661B (en) 1987-04-08
FR2421449B1 (en) 1981-03-20
DE2813774C2 (en) 1982-10-21
IT7921324A0 (en) 1979-03-27
DE2813774A1 (en) 1979-10-04
FR2421449A1 (en) 1979-10-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee