Patent · US Expired

Injection blow molded container and related method

US6047851A · kind A · utility

8Cited by
10References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 1997
Grant dateApr 11, 2000
Priority date
Expiry dateOct 24, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D2543/00796
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An injected blow molded container for use with a removable lid member is disclosed. The container has a circular base and a sidewall extending from the outer circumference of the base to the upper rim of the container. The upper rim of the container having a tapered lip that both securely attaches the lid member as well as providing for the easy removal of the lid. A method for the manufacture of the injected blow molded container having a tapered lip is also disclosed. In addition a mold assembly to be used in the manufacture of the injection blow molded containers is disclosed. The mold assembly includes a moveable core that engages with an injection mold assembly and a blow mold assembly to form the containers of the invention.

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