| 摘要 |
<P>PROBLEM TO BE SOLVED: To secure strength with a simple structure and to thin a bridge portion in an inner magnet-type rotary electric machine. <P>SOLUTION: A rotor for rotary electric machine includes: permanent magnets 3 having projections 31 projected to a direction following a rotary shaft 4 at both ends in a direction following the rotary shaft 4 in an installed state; a rotor core 1 in which a plurality of electromagnetic steel plates 11 having through holes through which the permanent magnets 3 can pass are laminated by adjusting positions of the through holes and installation holes 13 in which the permanent magnets 3 are installed are constituted; and end plates 2 which have engagement holes 23 with which the projections 31 are engaged, are arranged at shaft direction ends 1t of the rotor core 1 respectively, engage the projections 31 in which the permanent magnets 3 arranged in the installation holes 13 project from the shaft direction ends 1t with the engagement holes 23, and fix the permanent magnets 3. <P>COPYRIGHT: (C)2012,JPO&INPIT |
