Fabric structures with tensioner and tensioner device
US7516577B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2006 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | May 6, 2027 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F10/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A fabric covered rigid frame structure having at least three elongate rafters; at least one column supporting the rafters; a fabric cover; a cord system or a web system encircling the fabric cover; and at least one tensioner formed in an end of at least one elongate rafter, wherein the tensioner includes an opening formed in an end of the elongate rafter along the axis of the rafter; a first fitting disposed between the opening and an end of the elongate rafter; a rod disposed in the elongate rafter along an axis of the rafter through the first fitting, wherein the rod comprises threads that are exposed to at least a portion of the opening; means for engaging the rod through the first fitting; and a sliding block with hook disposed on the threads of the rod interior of the elongate rafter wherein the hook engages the fabric cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.