Load bearing pillar
US6814009B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 9, 2001 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | May 1, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47B37/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A novel pillar is provided. The pillar having a longitudinal axis and first and second ends, an outer skin, an extruded support structure disposed within the outer skin, with the support structure including multiple cells arranged along the longitudinal axis for support of longitudinal loads, and a tension bar disposed at least partially within the extruded support structure. The outer skin and extruded support may include structural plastic, and the extruded support structure may be separately insertable into the outer skin. However, in an alternative embodiment the outer skin and extruded support structure are co-extruded as a single monolithic piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.