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 JP15325675ApriorityCriticalpatent/JPS5278008A/en
Publication of JPS5278008ApublicationCriticalpatent/JPS5278008A/en
PURPOSE: To simplify welding work and improve the heat dissipation effect of a cooling fin by making the welding places of the cooling fin thick in the high part of temperature distribution.
COPYRIGHT: (C)1977,JPO&Japio
JP15325675A1975-12-241975-12-24Cooler for electric machine
PendingJPS5278008A
(en)