STAKED ROTOR CORE FOR RETAINING MAGNETS

摘要

Electric motors are disclosed. The motors are preferably for use in an automated vehicle, although any one or more of a variety of motor uses are suitable. The motors include lift, turntable, and locomotion motors.

主权项

1. A rotor for use in a motor and rotatable about an axis, said rotor comprising:
a core defining a plurality of arcuately spaced apart magnet-receiving slots; and a plurality of arcuately spaced apart magnets at least in part received in corresponding ones of the slots, each of said magnets presenting first and second generally arcuately spaced apart magnet sides, each of said slots including a pair of arcuately spaced apart end openings defined adjacent respective ones of the magnet sides, said core including a pair of arcuately spaced apart bridges associated with each of the slots, with each of the bridges being radially adjacent a corresponding one of the end openings, at least one bridge of each pair being at least partly deformed to form a securement portion, with the securement portion extending into the corresponding one of the end openings and engaging the respective magnet to secure the respective magnet in the slot.