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Priority to FR940865ApriorityCriticalpatent/FR1370089A/fr
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Publication of FR1370089ApublicationCriticalpatent/FR1370089A/fr
H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F7/00—Magnets
H01F7/06—Electromagnets; Actuators including electromagnets
H01F7/08—Electromagnets; Actuators including electromagnets with armatures
H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
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Physics & Mathematics
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Power Engineering
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FR940865A1963-07-091963-07-09Dispositif de commande d'un organe perforateur
ExpiredFR1370089A
(fr)