Patents by Inventor Max F. Roller

Max F. Roller 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).

  • Roll-up divider
    Patent number: 4298048
    Abstract: A roll up divider has a flexible curtain suspended from its top marginal edge and carrying a cylindrical roll at its bottom marginal edge upon which the curtain is wound and unwound. A plurality of spaced apart webs or belts embrace the curtain as a part of a frictional drive. Each of the belts is wound upon a motor driven shaft and each is provided with a fair lead as a guide mechanism to prevent wandering of the belt as it is being wound.
    Type: Grant
    Filed: March 23, 1977
    Date of Patent: November 3, 1981
    Inventor: Max F. Roller