Electric rotating apparatus
AssigneeKabushiki Kaisha Toshiba
InventorsTakashi UEDA, Masanori ARATA, Takaaki HIROSE, Shinya NAKAYAMA, Hideyuki NAKAMURA
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Abstract
According to one embodiment, there is provided an electric rotating apparatus including a permanent magnet type rotor in which wedge-shaped slots are formed on an outer circumferential portion of a rotor core along an axial direction of a rotor, and permanent magnets are fitted in the wedge-shaped slots, thereby forming a plurality of rotor magnetic poles. Nonmagnetic regions extending in the axial direction of the rotor core are formed between the plurality of rotor magnetic poles.
Claims16
An electric rotating apparatus comprising a permanent magnet type rotor in which wedge-shaped slots are formed on an outer circumferential portion of a rotor core along an axial direction of a rotor, and permanent magnets are fitted in the wedge-shaped slots, thereby forming a plurality of rotor magnetic poles,
- wherein nonmagnetic regions extending in the axial direction of the rotor core are formed between the plurality of rotor magnetic poles.
Dependencies are inferred from the claim text.