Patents Assigned to Kalford Pty Ltd.
  • Reinforcing strut
    Patent number: 5896724
    Abstract: A reinforcing strut for an overhead sectional door including a pair of oppositely directed feet for fastening the reinforcing strut to the overhead sectional door and a wall extending from an end of each of the feet with the walls overlying one another and fixed to one another.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: April 27, 1999
    Assignee: Kalford Pty. Ltd.
    Inventor: David John Tofts
  • Hinge
    Patent number: 5884363
    Abstract: A hinge for a sectional overhead door. The hinge having first and second hinge parts. The second part has side flanges and a connecting base. The first part has a body and an integral sleeve of a length greater than the distance between extremities of the flanges. The side flanges have opposed apertures. The sleeve is received by the apertures as the side flanges are configured to extend substantially at right angles to the base.
    Type: Grant
    Filed: April 23, 1997
    Date of Patent: March 23, 1999
    Assignee: Kalford Pty Ltd.
    Inventor: David John Tofts