Patents Assigned to GMC Co., Ltd.
  • Patent number: 6040642
    Abstract: A stator in a linear motor includes a plurality of cylindrical permanent magnets and a center shaft made of non-magnetic material and inserted in the permanent magnets. The permanent magnets are tightened from both sides thereof so that the adjacent permanent magnets may be close to each other.
    Type: Grant
    Filed: May 12, 1998
    Date of Patent: March 21, 2000
    Assignee: GMC Co., Ltd.
    Inventor: Noritaka Ishiyama