Patents Assigned to Rotelec S. A.
  • Inductive heating coil
    Patent number: 5208433
    Abstract: A cooling tube (T) is incorporated into each conductor (C1) of the coil. The current carried by this conductor is divided between the strands which are maintained in thermal contact with the tube even in transposition or twist areas in which the conductor undergoes particularly marked deformations. The conductor features at least one half-turn twist between the electrical terminals of the coil.
    Type: Grant
    Filed: June 14, 1991
    Date of Patent: May 4, 1993
    Assignee: Rotelec S. A.
    Inventors: Jean Hellegouarc'h, Gerard Prost