Patent ID: 11876431
Assignee: IWAKI CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  H  A | IPC A  F  H

Claim 3:
4. The magnetic bearing according to claim 1, wherein the bearing rotor member includes:
the permanent magnet in a circular shape; and
a pair of circular yokes arranged so as to sandwich the permanent magnet in the first direction, wherein
a longitudinal cross-sectional shape of the pair of yokes has:
a pair of fourth parts covering both end surfaces in the first direction of the permanent magnet and extending toward an opposite side of the bearing stator member; and
a pair of fifth parts extending from end portions of the pair of fourth parts on an opposite side of the bearing stator member in a direction approaching each other in the first direction, wherein
a first gap is formed between the fifth parts and the permanent magnet, and
a second gap is provided between respective distal end portions of the pair of fifth parts opposed to each other.