Stackable collapsible shipping rack
US4258631A · kind A · utility
Inventor
Key dates
| Filing date | Apr 11, 1979 |
| Grant date | Mar 31, 1981 |
| Priority date | — |
| Expiry date | Apr 11, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2519/00975
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A collapsible shipping rack with removable shelves being sized and configured for having one rack on top of another similar rack when the rack is in either the upright and collapsed position respectively. The rack includes a base, a plurality of substantially identical, normally upright legs connected to the base and each leg including a bottom section with positioning means, a middle section having at least one hinge means, and a top section having positioning means for compatible mating engagement with the bottom section positioning means. Additionally, a plurality of substantially parallel guide means are provided which span the legs for supporting the shelves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.