Metal nailer with adjustable curvature
US9816268B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Feb 13, 2017 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Feb 13, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B2002/7481
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A metal nailer with adjustable curvature preferably includes an upper member and a lower member. The upper and lower members start as strips of material. A plurality of first openings are formed adjacent a first edge of each strip. A plurality of second openings are formed adjacent a second edge of each strip. A plurality of fastener openings are formed in the lower strip and a plurality of fastener clearance openings in the upper strip. An upward bent fold is formed in a center of each of the plurality of first and second openings. First and second edges of the strips are bent to form a U-shape. The upper member is inserted into the lower member. The upper and lower members are attached to each other with a plurality of fasteners. The metal nailer with adjustable curvature may be bent in horizontal and/or vertical planes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.