Roman shade with separated backing sheet
US6662845B1 · kind B1 · utility
84Cited by
20References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 19, 2002 |
| Grant date | Dec 16, 2003 |
| Priority date | — |
| Expiry date | Jun 19, 2022 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/2627
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A roman shade and method of manufacturing a roman shade are disclosed. The shade may include a first sheet having a plurality of lateral folds therein, a plurality of laterally drooping compartments as well as a second or back sheet which is planar in shape and completely separated from the first sheet. The first sheet may be connected to a cord for raising and lowering the shade through various mechanisms which may include a plurality of rings mounted about both the cords, and a ribbon connected to each of the folds of the first sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.