Roller shade tube with extension wing
US6237667A · kind A · utility
23Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 2000 |
| Grant date | May 29, 2001 |
| Priority date | — |
| Expiry date | May 16, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/46
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An improved roller shade tube assembly is provided. The assembly includes a roller or tube member having an outside surface around which a fabric shade is wound. The fabric shade has outside and inside sheets between which are a series of fabric slats. The assembly also includes an extension wing element having one end that is pivotally connected to the outside surface of the roller member and a second opposite end to which one of the fabric sheets is attached.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.