Title:
発電電動機の冷却構造及び発電電動機
Document Type and Number:
Japanese Patent JP5188592
Kind Code:
B2
Abstract:
A generator motor cooling structure for cooling a generator motor, which includes a housing storing an input/output shaft to which a rotor is attached and a stator disposed at an outer periphery portion of the rotor, by a cooling medium, includes: a protrusion portion that protrudes toward a coil of the stator from an inner surface of the housing of one end side in a direction of a central rotation axis of the input/output shaft to form a passage of the cooling medium between the coil and the protrusion portion, and is disposed around the central rotation axis.
Inventors:
Norihiko Sato
Sugimoto Yukihiko
Sugimoto Yukihiko
Application Number:
JP2011080710A
Publication Date:
April 24, 2013
Filing Date:
March 31, 2011
Export Citation:
Assignee:
KOMATSU LTD.
International Classes:
H02K9/19; H02K5/20; H02K7/14; H02K7/18
Domestic Patent References:
| JP2009171755A | ||||
| JP2007159325A | ||||
| JP201053596A | ||||
| JP2009291056A | ||||
| JP2009201217A | ||||
| JP2004282902A | ||||
| JP200971905A |
Attorney, Agent or Firm:
Hiroaki Sakai