Patent · US Active

Device and method for locking two building boards

US8336272B2 · kind B2 · utility

124Cited by

35References

14Claims

0Family size

Assignee

Flooring Technologies Ltd. · MT

Inventors

Martin Prager · Heiligengrabe, DE
Ingo Lehnhoff · Graal-Müritz, DE

Key dates

Filing date	Jan 8, 2009
Grant date	Dec 25, 2012
Priority date	—
Expiry date	Mar 21, 2031

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE04F2201/0547
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A device for locking two building boards connected to one another in a direction (V) perpendicular to a visible side. The device includes a first building board with a lateral edge (I) and a first groove and running parallel to the visible side. The device further includes at least one second building board with a lateral edge (II) and with a second groove and running parallel to the visible side, and a locking element that is placed in the first groove of the first building board to engage in the second groove of the second building board, when both grooves have reached an overlapping position after the connection of the building boards by a vertical lowering movement.

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