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Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Aluminium, Buchanan Ingersoll & Rooney PC, November 25, 2008: US07454875 (125 worldwide citation)

Floor panels (1, 1′) are provided with a mechanical locking system including a flexible tongue (30) in a sliding groove (40) which during a vertical folding motion is displaced. Moreover, a tongue blank (50), a production method and an installation method are shown.


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Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Innovation, Buchanan Ingersoll & Rooney PC, September 28, 2010: US07802411 (72 worldwide citation)

A tongue adapted for being received in a sidewardly open groove of a floor panel, wherein in the tongue, which is of an elongated shape, when received in the groove is displaceable in a plane substantially parallel with a front face of the floor panel.


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Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Innovation, Buchanan Ingersoll & Rooney PC, July 19, 2011: US07980041 (69 worldwide citation)

Floor panels with a flexible tongue in an insertion groove, the flexible tongue is designed to cooperate, in a connected state with a tongue groove of another panel, the panels are adapted to be locked together by vertical folding, the flexible tongue has a projection portion which, in a connected s ...


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Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Innovation, Buchanan Ingersoll & Rooney PC, May 22, 2012: US08181416 (64 worldwide citation)

Floor panels with a flexible tongue in an insertion groove, the flexible tongue is designed to cooperate, in a connected state with a tongue groove of another panel, the panels are adapted to be locked together by vertical folding, the flexible tongue has a projection portion which, in a connected s ...


5
Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Innovation, Buchanan Ingersoll & Rooney P C, September 10, 2013: US08528289 (41 worldwide citation)

Floor panels with a flexible tongue in an insertion groove, the flexible tongue is designed to cooperate, in a connected state with a tongue groove of another panel, the panels are adapted to be locked together by vertical folding, the flexible tongue has a projection portion which, in a connected s ...


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Darko Pervan, Niclas Håkansson, Mattias Sjöstrand, Christian Boo, Agne Pålsson: Mechanical locking of floor panels, methods to install and uninstall panels, a method and an equipment to produce the locking system, a method to connect a displaceable tongue to a panel and a tongue blank. Valinge Innovation, Buchanan Ingersoll & Rooney P C, January 14, 2014: US08627862 (40 worldwide citation)

Floor panels are shown, 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 and configured such that the protrusions can obtain a vertically unlocked position where they match the cav ...


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Darko Pervan, Niclas Håkansson, Per Nygren: Mechanical locking system for floor panels. Valinge Innovation, Buchanan Ingersoll & Rooney P C, February 4, 2014: US08640424 (38 worldwide citation)

Floor panels with a flexible tongue in an insertion groove, the flexible tongue is designed to cooperate, in a connected state with a tongue groove of another panel, the panels are adapted to be locked together by vertical folding, the flexible tongue has a projection portion which, in a connected s ...


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Darko Pervan, Kent Lindgren, Jan Jacobsson, Niclas Håkansson, Eddy Boucké, Göran Ziegler: Recycling of laminate floorings. Valinge Innovation, Buchanan Ingersoll & Rooney PC, October 12, 2010: US07811489 (25 worldwide citation)

Recycling of laminate flooring based on a separation of the panels into particles which are connected with a binder and formed to a new sheet shaped material. A building panel includes a surface layer and a wood fiber based core, and the wood fiber based core includes aluminium oxide particles.


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