Patents Assigned to Herzog Contracting Company
  • Railroad track laying system with multiple railroad tie handling
    Patent number: 5243918
    Abstract: A multiple railroad tie handling method includes simultaneously clamping a layer of closed packed, parallel concrete railroad ties, lifting and moving the clamped group toward a track bed, spreading the clamped ties to the required tie interval spacing, laterally aligning the clamped group with previously laid ties and spacing the group to continue the existing tie spacing, lowering the clamped group to the track bed, and simultaneously releasing the ties on the track bed.
    Type: Grant
    Filed: May 13, 1992
    Date of Patent: September 14, 1993
    Assignee: Herzog Contracting Company
    Inventor: Ivan E. Bounds