Mitsubishi Electric Corporation

Keigo Maeda

Masaya Inoue

Koichi Ojima

Soichi Sato

A rotary electric machine includes: a stator around which a coil is wound; a frame which fixes the stator; a rotor which faces the stator via a slight air gap; a shaft which is fixed to the rotor and is rotatably and removably supported via a bearing; and a bracket which supports the bearing inside a bearing box. The rotary electric machine includes: an insulating member which is mounted inside the bearing box of the bracket; a metal holder which is mounted inside the insulating member with a predetermined clearance with respect to an outer ring of the bearing, and supports the bearing; and a pressing body which is mounted between the side surface of the metal holder and the side surface of the outer ring of the bearing.

Growing community of inventors

Tokyo, Japan

Keigo Maeda