Legal status (The legal status 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 status listed.)
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Hitachi Denshi KK
Original Assignee
Hitachi Denshi KK
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Filing date
Publication date
Application filed by Hitachi Denshi KKfiledCriticalHitachi Denshi KK
Priority to JP50064225ApriorityCriticalpatent/JPS51141309A/en
Publication of JPS51141309ApublicationCriticalpatent/JPS51141309A/en
Control Of Motors That Do Not Use Commutators
(AREA)
Abstract
PURPOSE: Controlling by only a delay circuit the phase difference between a pole of permanent magnet type rotor and a rotary field of stator while maintaining applied voltage constant.
COPYRIGHT: (C)1976,JPO&Japio
JP50064225A1975-05-301975-05-30Speed controller for dc motor
PendingJPS51141309A
(en)