Forming glass containers from tubular parisons
AssigneeOwens-Brockway Glass Container Inc.
InventorWalter Anderson
Life of this patent
Estimating the term…
Abstract
A method and apparatus for forming a glass parison are disclosed. The method of forming a glass container in accordance with one aspect of the disclosure includes flowing molten glass to a glass feeder spout located immediately upstream of die rollers; feeding molten glass through an annular space established between an orifice ring of the glass feeder spout and a plunger of the glass feeder spout; blowing gas through the plunger into the molten glass to form a continuous tube of molten glass; and die rolling the continuous tube into a continuous string of glass containers.
Claims17
A method of forming a glass container, comprising:
- flowing molten glass to a glass feeder spout located immediately upstream of die rollers;
- feeding molten glass through an annular space established between an orifice ring of the glass feeder spout and a plunger of the glass feeder spout;
- blowing gas through the plunger into the molten glass to form a continuous tube of the molten glass;
- and
- die rolling the continuous tube into a continuous string of glass containers;
- wherein each glass container of the continuous string of glass containers includes at least one open end.
Dependencies are inferred from the claim text.