Roof window system with improved transition means between a roof window and a ventilation assembly
US11242686B2 · kind B2 · utility
0Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2018 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | Jan 1, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2221/20
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In a roof window system, the roof window (1) has a frame with a frame top member (21), and a sash with a sash top member (31), and further a ventilation device (40) for connection to a ventilation assembly by means of transition means provided between the ventilation assembly and the frame top member (21) and the sash top member (31) of the roof window (1) to accommodate a set of flow paths for air to and from the ventilation assembly. The transition means comprise a plurality of apertures (2102) extending through the frame top member (21).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.