Patent · US Expired

Blow molded container

US7871683B2 · kind B2 · utility

1Cited by

17References

1Claims

0Family size

Assignee

Plastipak Packaging, Inc. · US

Inventors

Richard L. Dunlap · Lima, US
Edward L. Sanford · Lima, US
Richard C. Darr · Rittman, US

Key dates

Filing date	Mar 24, 2005
Grant date	Jan 18, 2011
Priority date	—
Expiry date	Mar 24, 2025

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/1397
WIPO fieldOther special machines
WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.