Double-walled container
US12077351B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2020 |
| Grant date | Sep 3, 2024 |
| Priority date | — |
| Expiry date | Nov 26, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D5/5014
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A single piece container (200) made from cardboard, paperboard or other lightweight foldable sheet material is provided. The container (200) includes an outer shell and an inner shell. The outer shell has first and second ends (202, 204), and includes a plurality of outer shell sidewall panels (3, 5, 7, 9) hingedly connected to one other about respective outer shell sidewall foldlines. The outer shell sidewall panels (3, 5, 7, 9) extend between the first and second ends (202, 204) of the outer shell. At least the second end of the outer shell is a closed end. The inner shell includes a plurality of inner shell sidewall panels hingedly connected to one other about respective inner shell sidewall foldlines. The inner shell is integrally connected to the outer shell along a foldline. Each one of the inner shell sidewall panels is in face-to-face contact with the inner surface of a respective one of the outer shell sidewall panels (3, 5, 7, 9).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.