Hourglass-shaped hot-fill container and method of manufacture
US7178684B1 · kind B1 · utility
40Cited by
24References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2004 |
| Grant date | Feb 20, 2007 |
| Priority date | — |
| Expiry date | Dec 24, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2501/0081
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A hot-fill container is of one-piece plastic construction that includes a base, a sidewall extending from the base, a dome connected to the sidewall and a neck finish extending from the dome. The sidewall has an hourglass shape as viewed in side elevation with ends connected to the base and the dome. The sidewall includes a circumferential series of vacuum panels that are flexible inwardly with respect to the remainder of the sidewall. The vacuum panels preferably are rectangular as viewed in side elevation and concave as viewed tangentially of the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.