Self-aligning drywall corner bead
US6212836A · kind A · utility
23Cited by
12References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 1999 |
| Grant date | Apr 10, 2001 |
| Priority date | — |
| Expiry date | May 19, 2019 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F2013/063
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A corner bead comprising an arcuately profiled elongated central portion having two lateral edges and defining a concave and a convex surface, flanges extending from each of the lateral edges and unitarily formed therewith. The concave surface includes a pair of longitudinal rails extending at about 90.degree. one from the other at the geometrical centerline of the concave surface and serve to align the corner bead of the present invention with the underlying drywall when applied over a drywall corner in the conventional fashion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.