Paperboard foldable carton
US4877178A · kind A · utility
44Cited by
29References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 4, 1989 |
| Grant date | Oct 31, 1989 |
| Priority date | — |
| Expiry date | May 4, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D5/68
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A carton having a tray and cover locked in closed position by means of a pair of detents extending forwardly and above the front wall of the tray. The detents are of double thickness being formed by overlapped extensions of the glue flaps and side walls of the tray. A pair of slots in the cover receives the detents in a closed position to lock the cover to the tray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.