01-09-2016 дата публикации
Номер: US20160251859A1
Floor panels are shown, which are provided with a mechanical locking system comprising tongue and grooves provided with protrusions and cavities which are displaceable in relation to each other and configured such that the protrusions can obtain a vertically unlocked position where they match the cavities and a vertically locked position where the protrusions overlap each other. 11110302010304031313333abab. A set of floor panels (, ′) provided with a locking system comprising a tongue (,) at an edge of a first floor panel and a tongue groove () in an adjacent edge of a similar second floor panel for connecting the edges vertically wherein the tongue (,) and the tongue groove () are displaceable in relation to each other, the tongue comprises a protrusion extending horizontally beyond the upper part of the edge (,) and the tongue groove a protrusion and a cavity (, ) configured such that the adjacent edges can obtain a vertically unlocked position where the protrusion of the tongue matches the cavity of the tongue groove and a vertically locked position where the protrusion of said tongue vertically overlaps the protrusion of said tongue groove. The present application is a continuation of U.S. application Ser. No. 14/095,052, filed on Dec. 3, 2013, which is a continuation of U.S. application Ser. No. 12/865,136, filed on Oct. 7, 2010, now U.S. Pat. No. 8,627,862, which is a national stage of International Application No. PCT/SE2009/050103, filed on Jan. 30, 2009, which claims the benefit of U.S. Provisional Application No. 61/050,443, filed on May 5, 2008, the benefit of U.S. Provisional Application No. 61/006,780, filed on Jan. 31, 2008, the benefit of Swedish Application No. 0800995-3, filed on May 5, 2008, and the benefit of Swedish Application No. 0800242-0, filed on Jan. 31, 2008. The entire contents of each of U.S. application Ser. No. 14/095,052, U.S. application Ser. No. 12/865,136, U.S. Pat. No. 8,627,862, International Application No. PCT/SE2009/050103, U. ...
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