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Priority claimed from FR21230Aexternal-prioritypatent/FR1458970A/fr
Priority claimed from FR37287Aexternal-prioritypatent/FR88984E/fr
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Publication of NL6607378ApublicationCriticalpatent/NL6607378A/xx
H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F27/00—Details of transformers or inductances, in general
H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
H01F27/343—Preventing or reducing surge voltages; oscillations