Lightweight floor panel
US6244008A · kind A · utility
Inventor
Key dates
| Filing date | Jul 10, 1999 |
| Grant date | Jun 12, 2001 |
| Priority date | — |
| Expiry date | Jul 10, 2019 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B5/38
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A specific type of preassembled lightweight floor panel comprising, a subassembly of steel trusses separated by panels of insulation panels, with the edges of the insulation panels beveled in such a manner as to expose the top and bottom chords of the trusses, the first cementitious layer cast on the lower face by forcably immersing this subassembly in a thin layer of cementitious fluid until the bottom chord of the steel trusses is encased, then after the floor panels and all of the surrounding structural elements are instaled, a second layer cementitious cast over these floor panels providing these panels with a finished floor surface and permanently attaching this floor panel to the walls above and below the floor these specific floor panels are used above grade on dwarf walls, piers, on floors over basements, on floors between upper levels and on flat roofs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.