Moldable plastic container with hourglass profile
US7178687B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2000 |
| Grant date | Feb 20, 2007 |
| Priority date | — |
| Expiry date | Jun 23, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D81/34
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A molded plastic container with a sidewall having a general hourglass configuration. The container structure includes an upper rim, a bottom and a sidewall that extends between the upper rim and the bottom. The sidewall includes a lower frustum section, a narrow mid-section and an upper frustum section. The lower frustum section connects the bottom to the narrow mid-section and decreases in width as it extends from the bottom to the narrow mid-section. The upper frustum section extends from the upper rim to the narrow mid-section and decreases in width as it extends from the upper rim to the mid-section. A method of making such a container, a method of hot-filling such a container and a method of retorting material enclosed in such a container are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.