1966-02-01

Application of Ceramic Magnets to D - C Motors 660367

A general discussion of the evolution of permanent magnet materials and their effect on the design of d-c motors is presented. Permanent magnet motor characteristics are compared to those of other types of motors and the advantages and disadvantages of each type are covered. The more important design considerations are discussed, and the actual design of a typical permanent magnet motor for an automotive window lift is examined in detail.

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