Title:
TOTALLY ENCLOSED MOTOR FOR RAILWAY VEHICLE
Document Type and Number:
Japanese Patent JP2017085759
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a totally enclosed motor for a railway vehicle capable of efficiently cooling a part of a motor case to which no travel wind contacts.SOLUTION: A totally enclosed motor for a railway vehicle of the invention comprises a motor case 41 comprising cooling fins 42 on an outer surface. An attachment arm 43 is provided in a protruding state on the motor case, and the motor case is attached to a truck frame 1 of a railway vehicle through the attachment arm with a gap. A part of the outer surface of the motor case facing a gap between the case and the truck frame, is a region 41a on which there is no cooling fin, and a heat transfer body 8 which contacts in surface contact, to a part of the truck frame, is jointed to the region.SELECTED DRAWING: Figure 2
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Inventors:
MURASHIMA MINORU
Application Number:
JP2015211288A
Publication Date:
May 18, 2017
Filing Date:
October 27, 2015
Export Citation:
Assignee:
TOYO ELECTRIC MFG CO LTD
International Classes:
B60L3/00; H02K5/00; H02K5/18; H02K9/02; H02K9/22
Attorney, Agent or Firm:
Seiryu Corporation