Patents by Inventor Russell C. Burnham

Russell C. Burnham 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).

  • Purlin bracing system for metal building roof
    Patent number: 7752823
    Abstract: A purlin bracing system for metal building roof includes braces which have pairs of tabs extending from one end. A brace is arranged perpendicular to a purlins, and its tabs are inserted through slots in the central web of the purlin. Another brace is then applied on the opposite side of the purlin, and headed pin is dropped through aligned holes in the tabs to secure them on opposite side of the purlin's central web. No tools or special fasteners are required.
    Type: Grant
    Filed: May 17, 2007
    Date of Patent: July 13, 2010
    Assignee: BlueScope Buildings North America, Inc.
    Inventors: Clifford M. Robinson, Russell C. Burnham
  • Purlin Bracing System for Metal Building Roof
    Publication number: 20080282635
    Abstract: A purlin bracing system for metal building roof includes braces which have pairs of tabs extending from one end. A brace is arranged perpendicular to a purlins, and its tabs are inserted through slots in the central web of the purlin. Another brace is then applied on the opposite side of the purlin, and headed pin is dropped through aligned holes in the tabs to secure them on opposite side of the purlin's central web. No tools or special fasteners are required.
    Type: Application
    Filed: May 17, 2007
    Publication date: November 20, 2008
    Applicant: BUTLER MANUFACTURING COMPANY
    Inventors: Clifford M. Robinson, Russell C. Burnham