ELECTROMAGNETIC INDUCTION HEATING SNOW-MELTING APPARATUS

PROBLEM TO BE SOLVED: To prevent the lowering of strength so as to get along without boring a hole when a heating coil is to be formed in a railroad rail, simplify work and, at the same time, to make it possible to realize such a heating snow- melting method in a tongue rail which has been difficult...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	UEMURA HIROSHI, KIMURA HIROTSUNE, USHIYAMA SHIGEKI
Format:	Patent
Sprache:	eng
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS MACHINES FOR MAKING RAILWAYS OF ALL KINDS PERMANENT WAY PERMANENT-WAY TOOLS
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