Patents Assigned to Infra-Structures, Inc
  • Regional boarding ramp for commuter aircraft
    Patent number: 7069611
    Abstract: A walkway having a series of fixed height corridor units and an inclined gangway unit at its forward end. The units are articulatingly connected and selectively collapsible. The gangway is selectively variable in height, being provided with elevating means at its front end, to permit docking at the raised door sill of the commuter aircraft.
    Type: Grant
    Filed: May 11, 2001
    Date of Patent: July 4, 2006
    Assignee: Infra-Structures, Inc
    Inventor: James Larson