Hitachi Automotive Systems, Ltd.

Hiroshi Matahira

Kenichi Nakayama

Tomohiro Fukuda

Hisaya Shimizu

Yoshimi Mori

Shin Onose

Takayuki Koizumi

Kazuo Ojima

Mitsuaki Mirumachi

Masamichi Kase

Takahiro Oomori

Dai Nakamura

A rotational electric machine achieving both of productivity and insulation property is provided. A rotational electric machine includes an iron core having a plurality of slots, and a plurality of segment conductive bodies arranged in the slots, wherein the iron core includes a coil guide arranged at, at least, one of opening portions of the slots, and the coil guide includes a slot insertion portion located between the slot and the segment conductive body and at least one separation portion located between the segment conductive bodies, and the slot insertion portion and the separation portion are arranged in the slot together with the segment conductive body.

Rotary electric machine having insulator material filled between conductive bodies

A rotating electric machine having downsized coil ends is provided. In a rotating electric machine having a statorincluding a stator coreformed with a plurality of slotsrowed in a circumferential direction and a stator coilinserted into the slots of the stator core, and a rotordisposed rotatably with respect to the stator core with a clearance interposed therebetween. The stator coil is formed by a plurality of segment coilsbeing connected, the segment coilsbeing made of a conductor shaped into a rough U-shape and having a rectangular cross-section. The segment coil has at an end a connection portionconnected to another segment coil, the connection portion having a corner portion

Rotating electric machine including a stator with a connection portion having a corner portion and method for manufacturing same

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Tokyo, Japan

Hiroshi Matahira