Patents Assigned to Plastic Pipe Fabrication Pty. Ltd.
  • Patent number: 4747507
    Abstract: A moulded container for a bottle, the container is of double wall construction so as to provide good thermal insulation and the bottom of the container has a castellated opening or recess into which the crown seal of a bottle can be inserted for facilitating removal of the crown seal of the bottle. Also disclosed is a novel injection moulding die for forming a double walled container.
    Type: Grant
    Filed: May 12, 1986
    Date of Patent: May 31, 1988
    Assignee: Plastic Pipe Fabrication Pty. Ltd.
    Inventors: Louis T. R. Fitzgerald, Roland P. Como