Invention Grant
- Patent Title: Electrified vehicle having electric machine stator with embedded wire support overmold
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Application No.: US17515517Application Date: 2021-10-31
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Publication No.: US12113413B2Publication Date: 2024-10-08
- Inventor: Franco Leonardi , Michael W. Degner , Man Prakash Gupta , Christopher White , Steven White , Gary Thomas Martini , Singar Rathnam
- Applicant: FORD GLOBAL TECHNOLOGIES, LLC
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Brooks Kushman PC
- Agent David B. Kelley
- Main IPC: H02K3/12
- IPC: H02K3/12 ; H02K3/30 ; H02K15/00 ; H02K15/02 ; B60K1/00

Abstract:
A vehicle, electric machine, and method of manufacturing an electric machine include a stator having teeth extending from a yoke portion toward a rotor and defining slots between adjacent teeth with windings positioned within the slots, wherein the slots are coated with an electrically insulating material having an arcuate surface exiting the slots and extending at least partially over the teeth on at least one end face of the stator to form a winding guide for bending/positioning the windings. The winding guide may be formed by a molded epoxy that replaces insulating paper slot liners while providing a template for forming the hairpin bends of end windings.
Public/Granted literature
- US20230134509A1 ELECTRIFIED VEHICLE HAVING ELECTRIC MACHINE STATOR WITH EMBEDDED WIRE SUPPORT OVERMOLD Public/Granted day:2023-05-04
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