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 filedfiledCritical
Publication of BE717343ApublicationCriticalpatent/BE717343A/xx
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
H02G15/00—Cable fittings
H02G15/08—Cable junctions
H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
H02G15/12—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes for incorporating transformers, loading coils or amplifiers
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F17/00—Fixed inductances of the signal type
H01F17/04—Fixed inductances of the signal type with magnetic core
H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
H01F17/08—Loading coils for telecommunication circuits