Package tray having reversible nesting and enclosing fastening feature
US5634559A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1995 |
| Grant date | Jun 3, 1997 |
| Priority date | — |
| Expiry date | Jul 27, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/544
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A package tray configured for use with at least one other such tray in forming reclosable enclosed packages includes a recess portion having an upper edge, a flange portion projecting from the upper edge and having upper and lower sides, at least one snap fastener of a first type located on the flange portion, and at least one snap fastener of a second type located on the flange portion in spaced relationship to the at least one fastener of the first type. Each of the first and second type fasteners is configured to be fastenable on both said upper and lower sides of said flange portion to opposing fasteners of like package trays. The first and second type fasteners are disposed on the flange portion so that when multiples of the package trays are placed in vertically stacked relationship, at least one opposing pair of the fasteners on adjacent trays engage each other to secure the trays together in one of a nested and an opposing relationship.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.