Control of electro-magnets

A support actuator 20 comprises an electro-magnet 21 having an input current 22 , provided through a current controller 23 , and which is arranged to generate a magnetic field 24 having a variable intensity proportional to a variable current 25 supplied by the controller 23 . The intensity of the fi...

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Bibliographische Detailangaben
1. Verfasser: JOHNSON FREDERICK A
Format: Patent
Sprache:eng
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