Folding container
US7861879B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 2, 2008 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Feb 14, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D11/1873
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A folding container having integrally formed hinge elements. The container including a base portion, first and second lower side wall portions having a snap-fitted hinge connection to a first side and second side of the base portion respectively, first and second upper side wall portions having a hinge connection to the lower side wall portions, and a rim portion having a snap-fitted hinge connection to the first and second upper side wall portions, and end walls having a hinged connection to the rim portion. The hinge elements including hook-shaped snaps having a first ramp segment and a second ramp segment on the outer surface of the hook portion to facilitate connection of a hinge axel to the hook-shaped snaps. A tongue and groove combination in the lower and upper side wall portions to provide structural support for loads placed on the container. The folding container including locking tabs in the base portion for engaging notches in the lower side wall portions when the container is in a folded configuration. A plurality of stanchion ribs extending upward from the rim portion to supports loads on the container. A locking tab having a window for providing visible evidence the e…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.