Patents Assigned to Toledo Engineering Company
  • Manifold inputs and outputs for furnace regenerators
    Patent number: 4174948
    Abstract: Separate intake air and exhaust gas manifolds along each long checker-brick regenerator, each of which manifolds have separate adjustable sideports, valves, or gates in each branch duct that do not have to be readjusted each regeneration cycle, and which gates may be preadjusted and/or at-will adjusted from a common and even remote location.
    Type: Grant
    Filed: March 6, 1978
    Date of Patent: November 20, 1979
    Assignee: Toledo Engineering Company
    Inventors: Robert O. Bradley, Heywood J. Knighton, Robert J. Naveaux