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US 7,871,683 B2Granted
Blow molded container
AssigneePlastipak Packaging, Inc.
InventorsRichard L. Dunlap, Edward L. Sanford, Richard C. Darr
Life of this patent
Estimating the term…
Abstract
A blow molded container (10) having a trimmed nonround opening (12) is blow molded from a preform (36) and then positioned by a positioner (50) of a nonround trimmer (16) that includes a rotary driven arm assembly (56) having a knife holder (60). A guide (66) guides the knife holder (60) in a nonround path to perform the trimming.
Claims1
A blow molded container comprising:
- a biaxially oriented body portion of polyethylene terephthalate having a lower closed end and an upper open end;
- the biaxially oriented body portion having flat sides and rounded ends with the flat sides and rounded ends collectively providing a horizontally elongated shape;
- and
- the upper end of the body portion being biaxially oriented and having a trimmed edge defining an opening with straight sides and rounded ends, with the straight sides and rounded ends of the opening collectively providing a horizontally elongated shape that facilitates access to any contents in the container.
1 more element
Dependencies are inferred from the claim text.