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US 10,335,993 B2Granted
Manufacturing method for forming a container from a preform with a handle notch
AssigneeDT Inventions
InventorsJames Alfred Thibodeau, Tim Thibodeau
Life of this patent
Estimating the term…
Abstract
A method for forming a container with an integral handle includes heating a preform having an integral handle in a first oven, stretching the preform, closing a first mold having a first mold recess and a second mold having a second mold recess around the preform, and blowing air into the preform. A handle pocket wedge block is inserted into a handle pocket of the integral handle of the preform within the first mold and the second mold.
Claims4
A method for forming a container, comprising:
- heating a preform having a first handle attachment notch and a second handle attachment notch in a first oven;
- stretching the preform to move the second handle attachment notch away from the first handle attachment notch;
- closing a first mold having a first mold recess and a second mold having a second mold recess around the preform;
- and
- blowing air into the preform,
- wherein, during the heating, the stretching, the closing, and the blowing, the first and second handle attachment notches do not have a handle disposed thereon.
3 more elements
A method for forming a container, comprising:
- heating a preform having a handle attached to a handle attachment point and a handle attachment notch that is not attached to the handle in a first oven;
- stretching the preform to move the handle attachment notch away from a handle attachment point;
- closing a first mold having a first mold recess and a second mold having a second mold recess around the preform;
- and
- blowing air into the preform,
- wherein the stretching the preform occurs prior to closing the first mold and the second mold around the preform.
3 more elements
Dependencies are inferred from the claim text.