Floor covering and locking systems
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United States of America Patent
Stats
-
Nov 27, 2018
Grant Date -
Jul 14, 2016
app pub date -
Mar 23, 2016
filing date -
Jan 13, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
Floorboards with a mechanical locking system that allows movement between the floorboards when they are joined to form a floating floor. A semi-floating floor including rectangular floorboards joined with a mechanical locking system and in which locking system the joined floorboards have a horizontal plane which is parallel to a floor surface and a vertical plane which is perpendicular to the horizontal plane, said locking system having mechanically cooperating locks for vertical joining parallel to the vertical plane and for horizontal joining parallel to the horizontal plane of a first and a second joint edge and in which locking system a vertical lock including a tongue which cooperates with a tongue groove and the horizontal lock including a locking element with a locking surface which cooperates with a locking groove.
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