A motor comprising: a stator ; a rotor to co-operate with the stator in an electromagnetic manner such that the rotor rotates; and a motor shaft coupled to the rotor , to rotate along with the rotor, wherein the rotor comprises: a sleeve having a shaft hole , through which the motor shaft extends, a plurality of rotor cores spaced apart from one another in a circumferential direction of the rotor, and a plurality of permanent magnets each disposed between adjacent ones of the rotor cores , first and second cover plates (390a,b) disposed at opposite sides of the permanent magnets in an axial direction, each of the first and second cover plates comprising a shaft receiving hole to receive the motor shaft , characterized by a plurality of support members coupled to at least one of the first and second cover plates, each of the support members comprising a magnet support portion arranged to support an outer end of a corresponding one of the permanent magnets in a radial direction of the rotor, wherein the first cover plate further comprises coupling holes arranged in the circumferential direction of the rotor; and each of the support members further comprises a coupling protrusion which protrudes from the magnet support portion in the axial direction to fit in a corresponding one of the coupling holes . a stator ; a rotor to co-operate with the stator in an electromagnetic manner such that the rotor rotates; and a motor shaft coupled to the rotor , to rotate along with the rotor, wherein the rotor comprises: a sleeve having a shaft hole , through which the motor shaft extends, a plurality of rotor cores spaced apart from one another in a circumferential direction of the rotor, and a plurality of permanent magnets each disposed between adjacent ones of the rotor cores , first and second cover plates (390a,b) disposed at opposite sides of the permanent magnets in an axial direction, each of the first and second cover plates comprising a shaft receiving hole to receive the motor shaft , characterized by a plurality of support members coupled to at least one of the first and second cover plates, each of the support members comprising a magnet support portion arranged to support an outer end of a corresponding one of the permanent magnets in a radial direction of the rotor, wherein the first cover plate further comprises coupling holes arranged in the circumferential direction of the rotor; and each of the support members further comprises a coupling protrusion which protrudes from the magnet support portion in the axial direction to fit in a corresponding one of the coupling holes . a sleeve having a shaft hole , through which the motor shaft extends, a plurality of rotor cores spaced apart from one another in a circumferential direction of the rotor, and a plurality of permanent magnets each disposed between adjacent ones of the rotor cores , first and second cover plates (390a,b) disposed at opposite sides of the permanent magnets in an axial direction, each of the first and second cover plates comprising a shaft receiving hole to receive the motor shaft , characterized by a plurality of support members coupled to at least one of the first and second cover plates, each of the support members comprising a magnet support portion arranged to support an outer end of a corresponding one of the permanent magnets in a radial direction of the rotor, wherein the first cover plate further comprises coupling holes arranged in the circumferential direction of the rotor; and each of the support members further comprises a coupling protrusion which protrudes from the magnet support portion in the axial direction to fit in a corresponding one of the coupling holes . <EOS>