Patents Assigned to Trench Electric, a division of Guthrie Canadian Investments Limited
  • Low loss spiders
    Patent number: 5225802
    Abstract: A low loss composite spider arrangement for use in inductive electrical epment and an air core reactor incorporating the same in which a non-conductive or a conductive material having very low relative permeability and relatively high resistivity is used to fulfill the mechanical and structural requirements of the spider, and a relatively small amount of electrical conducting material, bonded to and preferably electrically isolated therefrom, is used to fulfill the electrical requirements of the spider.
    Type: Grant
    Filed: January 3, 1983
    Date of Patent: July 6, 1993
    Assignee: Trench Electric, a division of Guthrie Canadian Investments Limited
    Inventors: Richard F. Dudley, Patrick E. Burke