Stackable egg-box, stack of egg-boxes and method for destacking said egg-box
US7686181B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2005 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | Jan 23, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/32
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A stackable tray obtained by vacuum molding of a sheet of plastic material, the tray comprising, in open position: a) a top and a bottom; b) at least one receiving cavity opened upwardly; c) a hinge portion dividing the tray into a cover portion and a base portion; the receiving cavity being at least provided in the base portion; d) spacing members to keep, in a stack of trays, the top portion and the bottom portion of neighboring trays at distance from each other to thereby prevent interlocking therebetween; and e) at least one two-part locking members, each part being provided in the top of the sheet and positioned to engage one into the other when the cover portion is folded over the base portion along the hinge portion to bring the tray into a closed position defining a box. A stack of the trays and a method using the trays are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.