Patents by Inventor Maynard Good

Maynard Good has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Expandable core for rolls of tubing
    Patent number: 4296891
    Abstract: An expandable core for handling and holding rolls of tubing. The core is comprised of support members connected to each other or a base extending along the longitudinal axis of the core by connecting links. The connecting links are pivotally attached at their terminal ends to the support members or the base rod to allow movement about a pivot assembly. Camming surfaces are mounted at the terminal ends of the support members and means for selectively expanding the core are adapted to engage the camming surface.
    Type: Grant
    Filed: February 4, 1980
    Date of Patent: October 27, 1981
    Assignee: Hancor, Inc.
    Inventors: H. John Sidaway, Maynard Good