Extrusion blow molded container, apparatus and method
US7150371B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2003 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Jul 13, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2203/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extrusion blow molded container is provided comprising a closed base, a body portion extending from the closed base having a surface finish that is substantially free of striations, and an open neck portion extending from the body portion. In an embodiment, the container is comprised of polyethylene terephthalate (PET); the base portion includes a support portion and a substantially elevated portion having a center and a major diameter; and the center is disposed an elevated distance above said surface that is less than about 0.05 the major diameter. A method and apparatus for extrusion blow molding an article is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.