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US 10,594,194 B2Granted
Rotor and rotary electric machine
AssigneeFanuc Corporation
InventorsShinobu Takano, Takafumi Kajiya, Hisashi Maeda
Life of this patent
Estimating the term…
Abstract
A rotor includes a rotary member; a plurality of permanent magnets disposed in an outer circumference of the rotary member; a holding member that is provided on an outer circumferential surface of the permanent magnets to hold the permanent magnets, the holding member having a cylindrical shape formed of a fiber reinforced plastic; and cover members that cover at least both end portions of a longitudinal direction D1 of the holding member.
Claims4
A rotor comprising:
- a rotary member;
- a plurality of permanent magnets disposed in an outer circumference of the rotary member;
- a holding member that is provided on an outer circumferential surface of the permanent magnets to hold the permanent magnets, the holding member having a cylindrical shape formed of a fiber reinforced plastic;
- and
- cover members that cover the holding member, wherein
- the holding member is divided into a plurality of holding members along a longitudinal direction of the rotary member,
- the cover members are provided on outer circumferential surfaces of both end portions in a longitudinal direction of the divided holding members and provided on outer circumferential surfaces of connection portions of the divided holding members, and
- each cover member is positioned to be separate from one another along the longitudinal direction of the holding members, and is not directly provided on the outer circumferential surface or a side surface of the permanent magnets.
5 more elements
Dependencies are inferred from the claim text.