Door assembly including astragal
US8522479B2 · kind B2 · utility
4Cited by
30References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2011 |
| Grant date | Sep 3, 2013 |
| Priority date | — |
| Expiry date | Mar 15, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/42
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A double door assembly having an active door and a passive door includes an astragal that is formed of a composite of aluminum and wood. The astragal is formed of an aluminum rail with a U-shaped cross section that receives a wooden insert. The astragal is mounted to a passive door such that the U-shaped cross section opens to the active door and the wooden insert presents a mounting surface for hardware.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.