Window frame design with correspoding window latch & vent sealing device
US5121951A · kind A · utility
65Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 5, 1991 |
| Grant date | Jun 16, 1992 |
| Priority date | — |
| Expiry date | Apr 5, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/0997
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window frame and sash combination having an exterior side and an interior side for providing pressure equilization between the window frame and sash on the exterior side thereof comprising a vent and drain channel extending along the inner perimeter of the window frame adjacent the exterior side of the sash, and a rectractable latch plate with detent arm on each side of the sash adjacent the window frame for latching the sash to the frame and for sealing the vent and drain channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.