Patents Examined by Shantesse L McDonald
  • Method and apparatus for plastic duct bank manufacture
    Patent number: 10816109
    Abstract: A method and apparatus for manufacturing a duct bank comprising the steps of loading a frame with a series of templates, positioning the frame adjacent a pipe extruder, aligning a set of a plurality of holes with a die of the pipe extruder, extruding a pipe of a first length into the set of holes, repeating the steps of aligning and extruding for each set of holes, thereby forming the duct bank, banding the duct bank, and removing the duct bank from the frame.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: October 27, 2020
    Assignee: Cummings Electrical, L.P.
    Inventor: Scott Gross