Underroof collar for use in water-proofing the joint between a roof structure and a window frame, a packed underroof collar, and a method of providing an underroof collar
US10934717B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 16, 2018 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | May 16, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D1/36
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An underroof collar for use in water-proofing the joint between a roof structure and a window frame is disclosed. It includes a plurality of collar members adapted for extending along frame member of the window frame, and each collar member includes an inner rim part and an outer skirt part intended for coming into engagement with the roof structure. The underroof collar is provided with at least one first engagement zone for positioning the underroof collar by bringing the first engagement zone into contact with a second engagement zone on another object, said first engagement zone being exposed in a packed state of the underroof collar. The first engagement zone may include a fastener and/or a cover layer. A packed underroof collar and a method for providing an underroof collar is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.