Method and apparatus for forming a parison
AssigneeOwens-Brockway Glass Container Inc.
InventorGregory W. Nafziger
Life of this patent
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Abstract
A method and apparatus for forming a glass parison are disclosed. A glass parison forming apparatus includes a feeder spout having an orifice ring, a plunger carried in the feeder spout and including a blow conduit therethrough, and a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween. A glass container produced by the disclosed method and apparatus is also described.
Claims14
A glass parison forming apparatus, comprising:
- a feeder spout including an orifice ring;
- a plunger carried in the feeder spout and including a blow conduit therethrough, said plunger configured to be passable through said orifice ring;
- and
- a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween and wherein said neck ring is configured to support a freely suspended parison.
A glass parison forming apparatus, comprising:
- a feeder spout including an orifice ring;
- a plunger carried in the feeder spout and including a blow conduit therethrough, said plunger configured to be passable through said orifice ring;
- and
- a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween, and
- wherein the blow conduit and the plunger are unitary.
A glass parison forming apparatus, comprising:
- a feeder spout including an orifice ring;
- a plunger carried in the feeder spout and including a blow conduit therethrough, said plunger configured to be passable through said orifice ring;
- and
- a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween, and
- wherein the plunger is configured to extend into the neck ring.
A glass parison forming apparatus, comprising:
- a feeder spout including an orifice ring;
- a plunger carried in the feeder spout and including a blow conduit therethrough, said plunger configured to be passable through said orifice ring;
- and
- a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween, and
- wherein the plunger and the blow conduit are configured to extend into the neck ring.
A glass parison forming apparatus, comprising:
- a feeder spout including an orifice ring;
- a plunger carried in the feeder spout and including a blow conduit therethrough, and being configured to push molten glass through the orifice ring and blow the molten glass into a parison;
- and
- a neck ring located immediately downstream of the orifice ring, with no chutes, scoops, or other gob handling devices therebetween, and configured to create a neck finish of the parison that carries the parison freely suspended therefrom.
Dependencies are inferred from the claim text.