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 JP14294175ApriorityCriticalpatent/JPS5267720A/en
Publication of JPS5267720ApublicationCriticalpatent/JPS5267720A/en
Electric Propulsion And Braking For Vehicles
(AREA)
Stopping Of Electric Motors
(AREA)
Abstract
PURPOSE: To protect a device in case of regenerative braking with a chopper connected with a field system and an armature in series of a motr, by inserting a trip coil and a contact of a breaker at proper points.
COPYRIGHT: (C)1977,JPO&Japio
JP14294175A1975-12-031975-12-03Chopper control device of electric car
PendingJPS5267720A
(en)