Mechanical lockings of floor panels and a tongue blank
US10214915B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2016 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Dec 15, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F2201/0547
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Floor panels which are provided with a mechanical locking system including tongue and grooves provided with protrusions and cavities which are displaceable in relation to each other. A set of floor panel provided with a locking system including a displaceable tongue in a displacement groove in a first edge of a first floor panel, cooperating for vertical locking of the edges with a tongue groove in adjacent second edges of a second floor panel, the locking system further including a locking strip with a locking element in one edge which cooperates, for horizontal locking of the edges, with a locking groove in an adjacent edge, the displaceable tongue includes a protrusion and the displacement groove a cavity, the protrusion is slideable against a wall of the cavity to obtain a displacement of the tongue in a first direction perpendicular to the edges and thereby the vertical locking of the edges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.