Patents Assigned to JD2, Inc.
  • Special moment truss frame
    Patent number: 6634153
    Abstract: A truss for use in building construction having a center portion adapted to “go plastic” during a seismic event, and two outer portions at opposite ends, which remain inelastic during such event. The center portion features spaced opposed upper and lower C-channels connected to interposed spaced gussets, which gussets are connected by both vertical angle members and crossed bars. The crossed bars are also connected at their midpoints to a connection plate.
    Type: Grant
    Filed: August 20, 1999
    Date of Patent: October 21, 2003
    Assignee: JD2, Inc.
    Inventor: Gilbert A. Peterson