Invention Grant
- Patent Title: Coil with twisted wires and stator assembly of a rotary electric machine
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Application No.: US14585878Application Date: 2014-12-30
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Publication No.: US10128706B2Publication Date: 2018-11-13
- Inventor: Rodwan T. Adra
- Applicant: Caterpillar Inc.
- Applicant Address: US IL Deerfield
- Assignee: Caterpillar Inc.
- Current Assignee: Caterpillar Inc.
- Current Assignee Address: US IL Deerfield
- Agency: Leydig, Voit & Mayer, Ltd.
- Agent Jeff A. Greene
- Main IPC: H02K3/14
- IPC: H02K3/14 ; H02K3/18 ; H02K15/04 ; H02K1/24 ; H02K15/02

Abstract:
A rotary electric machine includes a stator having an open slot configuration and a plurality of stator poles with a coil positioned about each stator pole. Each coil has a plurality of electrically conductive wires defining a group of wires and the group of wires is wrapped generally around a stator pole to define a plurality of turns. At least a portion of the group of wires is twisted, and the portion of the group of wires has between approximately 1 and 5 twists per turn. A method of fabricating a stator assembly is also disclosed.
Public/Granted literature
- US20150108855A1 Coil and Stator Assembly of a Rotary Electric Machine Public/Granted day:2015-04-23
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