Linear motor includes coil whose bore has oval or rectangular cross-section in accordance with form of rod like part that has cylindrical body with oval or rectangular cross-section

摘要

The linear motor (10) includes a rod like part (11) that includes a cylindrical body with an oval or rectangular cross-section. Plate like segment magnets have an oval or a rectangular cross-section and are provided in the cylindrical body and are piled up in axial direction of the cylindrical body. The bore of a coil that includes a multiphase coil (21) has an oval or rectangular cross-section in accordance with the form of the rod like part. An independent claim is also provided for a linear guide apparatus.