Patents Assigned to Butler Manufacuting Company
  • Outlet fitting
    Patent number: 4883924
    Abstract: An electrical outlet fitting for electrical raceways which are buried in concrete floors. The fitting includes an attaching ring assembly for securing the fitting to the top of the raceway, an adjusting ring assembly to ensure proper alignment with the floor surface, and a closure assembly which provides for the passage of electrical conductors.
    Type: Grant
    Filed: July 20, 1988
    Date of Patent: November 28, 1989
    Assignee: Butler Manufacuting Company
    Inventor: Robert W. Hadfield