Quadcorner tray wrapper designs
US7861917B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2007 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Nov 17, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/14
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Containers of the wraparound and tray style are provided, having enhanced stacking strength and general robustness, through the provision of internal and external reinforcing panels and flanges. Variations of the basic invention are provided with closure flaps of varying configuration and placement; end walls and minor flaps with angled side edges to provide for containers having inclined sides; regions of weakness, removable portions of panels and/or preformed apertures to permit conversion of the containers to display/merchandising modes; gusseted corner structures to provide for containment of fluent materials; and enhanced transverse support structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.