Shade structures
US7472739B2 · kind B2 · utility
13Cited by
16References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 29, 2004 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | Nov 24, 2025 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F10/0655
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Shade structures include awning fabrics carried by awning rolls from which they may be extended to provide shade to areas, and into which they may be retracted when shade is not needed. Closed systems are disclosed in which one or more awning fabrics can be extended through a single drive system. In particular embodiments, the shade structures cover large surface areas and include solar cells for the generation of photovoltaic power.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.