| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a resin-molded rotor that can maintain airtightness structurally simply, inexpensively and reliably, a canned motor using the resin-molded rotor, and a canned motor pump integrating the canned motor with a pump. <P>SOLUTION: The resin-molded rotor includes: magnets (permanent magnets 9); a rotor 10 comprising a plurality of laminated steel sheets and having the magnets; and a main shaft 7 mounted with the rotor 10 to transmit power to the outside. The main shaft 7 is grooved in an outer circumference in positions spaced from rotor end faces by a predetermined axial dimension to form a load side groove portion 7-1 and a non-load side groove portion 7-2, and outer surfaces of the rotor 10 and the outer circumference of the main shaft 7 from the rotor to the groove portions are provided with a resin molding 11. <P>COPYRIGHT: (C)2012,JPO&INPIT |
