OUTER ROTOR-TYPE ROTATING ELECTRIC MACHINE - HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD

Title:

OUTER ROTOR-TYPE ROTATING ELECTRIC MACHINE

Document Type and Number:

WIPO Patent Application WO/2021/234994

Kind Code:

A1

Abstract:

This outer rotor-type rotating electric machine has a stator having a plurality of slots and coils wound around the slots, a rotor rotatably held in the radial direction of the stator with a predetermined gap interposed between the rotor and the stator, a stator frame for holding the stator, a rotor frame for holding the rotor, and an end plate fixed to an end of the rotor in the axial length direction, wherein: an opening portion is formed between the rotor frame and the stator frame; and a gap connected to the opening portion is formed between the stator frame and the end plate.

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Inventors:

ASAUMI YUSUKE (JP)
TAKAHASHI AKESHI (JP)
TOKOI HIROOKI (JP)
MIYOSHI TSUTOMU (JP)
SAISYO RYOUHEI (JP)
YU HAIYANG (JP)

Application Number:

PCT/JP2020/048317

Publication Date:

November 25, 2021

Filing Date:

December 23, 2020

Export Citation:

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Assignee:

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)

International Classes:

H02K5/10

Foreign References:

JPH0677458U	1994-10-28
JP2013258889A	2013-12-26
JP2015198532A	2015-11-09
JPH0511765U	1993-02-12
JP2020043693A	2020-03-19