Lightweight concrete nailer form
US10895075B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2019 |
| Grant date | Jan 19, 2021 |
| Priority date | — |
| Expiry date | Jul 16, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G13/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A lightweight concrete nailer form preferably includes a semi-tubular member and a plurality of cross members. The semi-tubular member includes a bottom wall, a first sidewall, a second sidewall, a first upper flange and a second upper flange. A height of the first and second sidewalls may also increase over a length of the semi-tubular member to form a tapered semi-tubular member. A plurality of openings are preferably formed through the bottom wall and the first side wall for the flow of lightweight concrete. The cross member preferably includes a bottom flange, an upright member and a top flange. An opening is formed through the upright member for the flow of lightweight concrete. The plurality of cross members fit inside the semi-tubular member. The semi-tubular member may be stacked with a second semi-tubular member. A cover plate may be attached to a top of the semi-tubular member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.