Pet container having inward thread finish
AssigneeRing Container Technologies, LLC
InventorsTed GUSS, Doug DYGERT, Dan FUTRAL, Dan GAMBER
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Abstract
A container and a method for making a container having inwardly formed threads are provided. The container includes a body portion having a bottom portion and a sidewall portion. A neck portion is formed above the body portion and defines an opening at a top of the container. The neck portion includes a vertical cylinder portion extending vertically upward from the body portion, the vertical cylinder portion having a thread portion formed as a concave profile around the vertical cylinder portion.
Claims10
A method of making a blow-molded PET plastic container having an inward thread finish, the method comprising:
- providing a mold having a neck forming surface comprising a first surface configured to form a vertical cylinder portion of a bottle and a projecting portions projecting outward from the first surface that are configured to form helical threads;
- and
- stretching the preform against the mold surface to form a neck portion of the container, the neck portion comprising a vertical cylinder portion having helical threads formed radially inward of the vertical cylinder portion.
A container, the container comprising:
- a body portion comprising a bottom portion and a sidewall portion;
- and
- a neck portion formed above the body portion and defining an opening at a top of the container,
- the neck portion comprises:
- a vertical cylinder portion extending vertically upward from the body portion, the vertical cylinder portion having a thread portion formed therein, the thread portion formed as a concave profile around the vertical cylinder portion;
- and
- a top portion formed at an uppermost part of the vertical cylinder portion and extending in a horizontal direction.
Dependencies are inferred from the claim text.