Patents Assigned to The Eli Whitney Museum, Inc.
  • Patent number: 10241386
    Abstract: A kit for creating a flat folding projection device is provided and includes a lens and a sheet defining at least a first, second, third and fourth panels, each panel separated from the other panels by at least one fold. A hole is positioned in the first panel, the hole defining an edge. A cut is positioned in the first panel adjacent to the hole such that the first panel on either side of the cut can be separated to create a space configured to receive and hold the lens therein. Further includes is one of: a light source, a translucent sheet or a light source and a translucent sheet. An envelope contains the foregoing such that a thickness of the envelope is less than ½ inches.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: March 26, 2019
    Assignee: The Eli Whitney Museum, Inc.
    Inventor: Sally D. Hill