FR910298A - Switch enhancements - Google Patents

Switch enhancements

Info

Publication number
FR910298A
FR910298A FR910298DA FR910298A FR 910298 A FR910298 A FR 910298A FR 910298D A FR910298D A FR 910298DA FR 910298 A FR910298 A FR 910298A
Authority
FR
France
Prior art keywords
enhancements
switch
switch enhancements
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
Other languages
French (fr)
Inventor
Stig Per Robert Akesson
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 filed Critical
Application granted granted Critical
Publication of FR910298A publication Critical patent/FR910298A/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
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR910298D 1944-04-27 1945-04-20 Switch enhancements Expired FR910298A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE910298X 1944-04-27

Publications (1)

Publication Number Publication Date
FR910298A true FR910298A (en) 1946-06-03

Family

ID=20383993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910298D Expired FR910298A (en) 1944-04-27 1945-04-20 Switch enhancements

Country Status (1)

Country Link
FR (1) FR910298A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190021B (en) * 1958-11-11 1965-04-01 Licentia Gmbh Low-voltage control for single-phase alternating current traction vehicles
DE1277437B (en) * 1964-01-23 1968-09-12 C K D Praha Narodni Podnik Circuit arrangement for switching the taps of step transformers with downstream semiconductor rectifier in single-phase bridge circuit
DE2813774A1 (en) * 1978-03-30 1979-10-04 Siemens Ag CONTROLLED TRANSFORMER FOR ELECTRIC TOY AND MODEL RAILWAYS
DE3105636A1 (en) * 1980-02-19 1982-01-21 Stanley G. 10509 Brewster N.Y. Peschel "ADJUSTABLE DC VOLTAGE SUPPLY"

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190021B (en) * 1958-11-11 1965-04-01 Licentia Gmbh Low-voltage control for single-phase alternating current traction vehicles
DE1277437B (en) * 1964-01-23 1968-09-12 C K D Praha Narodni Podnik Circuit arrangement for switching the taps of step transformers with downstream semiconductor rectifier in single-phase bridge circuit
DE2813774A1 (en) * 1978-03-30 1979-10-04 Siemens Ag CONTROLLED TRANSFORMER FOR ELECTRIC TOY AND MODEL RAILWAYS
FR2421449A1 (en) * 1978-03-30 1979-10-26 Siemens Ag VARIABLE TRANSFORMER FOR RAILWAYS CONSTITUTING TOYS OR MODELS
DE3105636A1 (en) * 1980-02-19 1982-01-21 Stanley G. 10509 Brewster N.Y. Peschel "ADJUSTABLE DC VOLTAGE SUPPLY"

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