Patent ID: 7019428
Filing Date: 2006-03-28
Classification: H02K

Abstract:
1. A rotor for an induction motor, the rotor comprising: a core having opposing ends and a plurality of accommodating holes aligned circumferentially in a peripheral portion of the core, the accommodating holes extending from the surface of one end of the core to the other; a pair of end rings formed of aluminum alloy each having a plurality of support holes corresponding to the accommodating holes, the support holes being aligned circumferentially in a peripheral portion of each of the end rings, each end ring being disposed at a corresponding one of the opposing ends of the core such that the support holes are opposed to the accommodating holes; and a plurality of aluminum conducting members, each of the conducting members being received in a corresponding one of the accommodating holes and the associated support holes, each conducting member being supported by each end ring at a support portion located in the corresponding support hole; wherein each of the end rings is formed of a rolled material of aluminum alloy.