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 Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP6748875ApriorityCriticalpatent/JPS51143824A/en
Publication of JPS51143824ApublicationCriticalpatent/JPS51143824A/en
Publication of JPS5520475B2publicationCriticalpatent/JPS5520475B2/ja
PURPOSE: To reduce the speed of a motor rapidly at a prescribed point during its high speed operation by applying DC current containing ripple components therein to main windings and utilizing the ripple components.
COPYRIGHT: (C)1976,JPO&Japio
JP6748875A1975-06-061975-06-06Braking apparatus for induction motor
GrantedJPS51143824A
(en)