| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a rotating shaft composed of a metallic and ferromagnetic material, e.g., carbon steel, and a compact rotary transformer (rotary transformer) that can be attached in a limited space of a metallic housing.SOLUTION: Between a rotor coil and a rotating shaft, and on the outer periphery of a stator coil, a cylindrical structure of ferromagnetic thin plates, having one or more slit in a direction parallel with the rotating shaft, is provided.</p> |
