Patents Assigned to Specialty Supply & Installation Company
  • Non friction direct drive powered telescoping bleacher seating system
    Patent number: 6415551
    Abstract: A non friction motor driven telescoping row based seating system having a direct drive motor apparatus for engaging a drum which winds and unwinds interconnected drive carriages on said drum to provide telescoping and retraction movement to the seating system.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: July 9, 2002
    Assignee: Specialty Supply & Installation Company
    Inventor: Dennis Norman