Patents Assigned to Cardinal Industries Incorporated
  • Liftable wooden frame building unit and method of construction
    Patent number: 3990197
    Abstract: A building unit which includes side walls having the usual vertical studs and having a roof structure attached thereto, the entire unit being liftable by flexible straps extended above the roof structure. The roof structure is attached to the side walls so that lifting forces will be distributed more or less uniformly throughout the structure to prevent separation of the roof from the side walls during lifting of the building unit.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: November 9, 1976
    Assignee: Cardinal Industries Incorporated
    Inventor: Clifford V. Johnston
  • Collapsible lift frame having means to adjust point of lift
    Patent number: 3972553
    Abstract: A lift frame for cubical loads having disparate centers of gravity featuring a system of pivotally movable truss-like arms which may be extended for attachment to a load or folded for compact transportation or storage. The lift frame also includes a radially and rotationally adjustable lift or hoist connection which may be positioned in alignment with the center of gravity of a load to insure against tilting or overbalancing of the load during lifting and movement thereof.
    Type: Grant
    Filed: November 14, 1975
    Date of Patent: August 3, 1976
    Assignee: Cardinal Industries Incorporated
    Inventor: Clifford V. Johnston