High durability feet for corrugated shipping containers
US8397916B1 · kind B1 · utility
Inventors
Key dates
| Filing date | May 2, 2007 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Dec 1, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2519/00915
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A foot for a corrugated shipping container, comprising a spiral of corrugated board legs having a fastener retaining plank inner core. An inner layer of an impact absorbing foam can be used within the spiral. The inner core can also be a corrugated inner layer sandwiched between a pair of plywood planks. A plurality of legs is secured to a base member, corrugated or wood, by a plurality of fasteners, with each leg having a plurality of feet. The fasteners, such as nails, extend through the corrugated layers to the plank layer. A plywood plank can be placed between the base member and each of the legs. The feet can also be manufactured from a composite having a plurality of layers, including one or more planks, corrugated blank and an impact absorbing foam inner core. The base can be used to retain a corrugated shipping container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.