Hip or ridge shingle
US5271201A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1992 |
| Grant date | Dec 21, 1993 |
| Priority date | — |
| Expiry date | Jun 16, 2012 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D2001/305
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A shingle is provided that is especially adapted for application to hips or ridges of a roof. In a preferred embodiment, the shingle is a laminated multi-layer shingle, adapted to be bent or curled in the installed condition. The shingle layers are connected together in one zone, and are otherwise adapted to slide relative to another as the shingle is bent or curled, yet are adapted to be connected to each other in another zone after being bent or curled. Preferably, such connection is by means of an adhesive, and even more preferably, a release strip is provided between the adhesive in the other zone and an adjacent shingle portion, to permit sliding of the laminated layers relative to each other as they are bent or curled. The release strip that permits the sliding may either be removable or captured between the laminated layers. In another embodiment, an alignment feature is provided at the junction of the tab and headlap portion of the shingle, for visual alignment of a bottom edge of a tab of an overlying shingle with a locating zone at the upper end of the tab of a next-subjacent shingle, as the shingles are being laid up. In the case of a laminated multi-layer shingle, such …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.