Patent · US Expired

Flooring material

US6591568B1 · kind B1 · utility

426Cited by
37References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 29, 2000
Grant dateJul 15, 2003
Priority date
Expiry dateSep 29, 2020

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE04F2201/0523
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Flooring material comprising sheet-shaped floor elements (1) with a mainly square or rectangular shape. The floor elements (1) are provided with edges (2), a lower side (5) and an upper decorative layer (3). The floor elements (1) are intended to be joined by means of joining members (10). The floor elements (1) are provided with male joining members (10I) on a first edge (2I) while a second edge (2II) of the floor elements (1) are provided with a female joining member (10II). The male joining member (10I) is provided with a tongue (11) and a lower side (5) groove (12) while the female joining member (10II) is provided with a groove (13) and a cheek (14), the cheek (14) being provided with a lip (15). The floor elements (1) are provided with a male vertical assembly joining member (10III) on a third edge (2III) while a fourth, opposite, edge (2IV) is provided with female vertical assembly joining member (2IV). The floor elements (1) are alternatively provided with a male vertical assembly joining member (10III) on a third edge (2III) while a fourth, opposite, edge (2IV) also is provided with male vertical assembly joining member (2III). Adjacent male vertical assembly joining membe…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.