Sill corner brackets for coastal impact resistant fenestrations
US11939811B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2022 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Sep 9, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B3/222
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Embodiments herein relate to fenestrations exhibiting coastal impact performance. In an embodiment, a fenestration unit includes a frame assembly forming a first lower corner and a second lower corner. A first sill corner bracket can fit on a top of a sill and extend from the first lower corner partway along the top of the sill and partway along one side jamb of the frame assembly. A second sill corner bracket can be configured to fit on the top of the sill and extend from the second lower corner partway along the top of the sill and partway along the other side jamb. A bottom sash can include a bottom rail defining a channel to receive at least a portion of the first corner bracket and the second corner bracket therein when the bottom sash is in the closed position. Other embodiments are also included herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.