Patents Assigned to Edison International
  • Patent number: 4431369
    Abstract: A governor control linkage assembly to be connected between the governor and a valve to be controlled by the governor such as the inlet valve for a steam turbine upstream from a venturi type safety trip valve therein in one preferred form with Woodward T.G.-10 governors has a main lever arm connected at one end to the governor for actuation thereof and to the opposite end to a pivot arm on a fulcrum assembly which permits the pivot arm to be moved by a manually operable threaded assembly connected thereto so as to move the inlet valve from open to closed position and from closed to open position when the turbine is shut down to aid in the restarting thereof. In another preferred form with Woodward P.G.
    Type: Grant
    Filed: October 22, 1981
    Date of Patent: February 14, 1984
    Assignee: Edison International
    Inventor: George M. Lucas
  • Patent number: 4360861
    Abstract: The invention relates to a socket for a baseless cartridge lamp, particularly a two-filament cartridge lamp or a cartridge halogen lamp with contacts at opposite ends thereof.
    Type: Grant
    Filed: July 28, 1980
    Date of Patent: November 23, 1982
    Assignee: Edison International
    Inventor: James J. Fitzgerald