Window shade system safety device
US10961776B2 · kind B2 · utility
1Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 2018 |
| Grant date | Mar 30, 2021 |
| Priority date | — |
| Expiry date | Apr 19, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/6818
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A safety device for a window shade system comprising a shade tube having a first end mounted to a first bracket 100 and a second end mounted to a second bracket. The system also includes a first plurality of catchpins 110 mounted to the first bracket, wherein the first plurality of catchpins 110 are mounted below the first end of the shade tube. In response to the first end of the shade tube disengaging from the first bracket, the first plurality of catchpins 110 catch the first end of the shade tube and prevent the first end of the shade tube from further falling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.