IP Library Granted Patent US 11,146,124
Granted Patent B2
US 11,146,124 · App. 16/610,694 · Granted Oct 12, 2021

Rotating electric machine stator

Inventors: Takahiro Joyo (Tokyo, JP); Haruyuki Kometani (Tokyo, JP); Nobuyuki Sora (Tokyo, JP)
Assignee: MITSUBISHI ELECTRIC CORPORATION
H02K1/16H02K1/18
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Quick Facts
Patent No.
US 11,146,124
App. No.
16/610,694
Granted
Oct 12, 2021
Kind
B2
Abstract

A stator of a rotating electric machine Includes a stator core that has a plurality of slots and in which electromagnetic steel sheets are stacked in the axial direction, a stator coil inserted into the slots, a finger plate provided on an axially outer end surface of the stator core, and a clamper provided on an axially outer end surface of the finger plate and for clamping the stator core via the finger plate. Furthermore, a rectangular parallelepiped-shaped notch is provided on a part of the finger plate from any position at an anti-stator core side located lateral to an upper stator coil in a circumferential direction to a radially inner end portion.

Claims (2)

1. A stator of a rotating electric machine, comprising: a stator core that has a plurality of slots and in which electromagnetic steel sheets are stacked in the axial direction; stator coils inserted into the slots; and a finger plate provided on an axially outer end surface of the stator core, wherein

a rectangular parallelepiped-shaped notch is provided on a part of the finger plate from any position at an anti-stator core side located lateral to an upper stator coil in a circumferential direction to a radially inner end portion of the finger plate, at least one portion of the finger plate surface of the notch, on the anti-stator core side, being at least one of parallel or perpendicular to the stator core side of the finger plate, wherein a chamfered portion is provided at the radially inner end portion.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Nov 27, 2024
From: MITSUBISHI ELECTRIC CORPORATION
To: MITSUBISHI GENERATOR CO., LTD.
Reel/Frame 069458/0241 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 4, 2019
From: JOYO, TAKAHIRO; KOMETANI, HARUYUKI; SORA, NOBUYUKI
To: MITSUBISHI ELECTRIC CORPORATION
Reel/Frame 050925/0900 →
Continuity (1)
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