Lower production costs obtainable by die casting of aluminum rotor bars on small synchronous motor rotors, in place of usual copper bars which require positive electrical connection to collector rings by either soldering or welding.
Aluminum die cast squirrel cage motor rotors
Elec Mfg
Electrical Manufacturing ; 38 , n 1
1946
3 pages
Aufsatz (Zeitschrift)
Englisch
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