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 Smit & Willem & Co NvfiledCriticalSmit & Willem & Co Nv
Publication of CH331667ApublicationCriticalpatent/CH331667A/de
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)
Breakers
(AREA)
CH331667D1954-03-131955-02-28Stufenschalteinrichtung mit Widerstandsüberbrückung an einem Transformator
CH331667A
(de)