ELECTROMAGNETIC STEEL PLATE BODY, ROTOR FOR ROTARY MACHINE INCORPORATING PERMANENT MAGNET EMPLOYING IT, ROTARY MACHINE INCORPORATING PERMANENT MAGNET, AND VEHICLE EMPLOYING ROTARY MACHINE INCORPORATING PERMANENT MAGNET

摘要

PPROBLEM TO BE SOLVED: To provide an electromagnetic steel plate body for forming the rotor of a rotary machine incorporating a permanent magnet in which flux loss is suppressed. PSOLUTION: In one sheet of the electromagnetic steel plate body forming a rotor, a low permeability part 5 exhibiting a permeability lower than that at other part is provided on the outer circumferential side of magnet holes 2 and 3 for inserting a permanent magnet and between the magnet holes. PCOPYRIGHT: (C)2005,JPO&NCIPI