A set comprising a first panel, a second panel and a mechanical locking device for locking the first panel to the second panel is disclosed. The first panel includes a first edge surface and a first panel surface and the second panel includes a second edge surface and a second panel surface. The mechanical locking device includes an insertion groove at the first edge surface, wherein the insertion groove has a first displacement surface and an opposite second displacement surface, a bottom surface and a depth direction. The insertion groove includes a flexible tongue, and an edge tongue including a tongue groove, wherein the flexible tongue is configured to cooperate with the tongue groove for locking of the first panel to the second panel, and the first and the second displacement surface of the insertion groove are converging.

A set of panels is disclosed, preferably for a furniture product. The set including a panel, an adjacent panel and a locking device. The panel includes a groove and at least one hole connected to the groove via an opening. The adjacent panel includes a first edge that is configured to be arranged in the groove of the panel. The locking device is configured to lock the first edge of the adjacent panel in the groove of the panel. The locking device includes a cylinder and a lever connected to the cylinder. The cylinder is configured to be arranged in the hole in the panel. The cylinder is configured to be displaceable in the hole between a first mounting position and a second locking position by means of rotation of the cylinder.

A method, a locking device and a set of panels, including a panel and an adjacent panel, wherein the panel includes a groove and at least a first hole connected to the groove via an opening, the adjacent panel includes a first edge that is configured to be arranged in the groove of the panel and a second hole that is configured to be arranged at the opening when the first edge is arranged in the groove, and the panel includes a locking device configured to lock the first edge of the adjacent panel in the groove of the panel, wherein the locking device includes a locking pin and a flexible element, the flexible element is configured to move the locking pin from a locking position to a mounting position and to, when flexed back, move the locking pin from the mounting position to the locking position.

A set including a first panel, a second panel and a mechanical locking device for locking the first panel to the second panel. The first edge surface is facing the second panel surface in a locked position of the first and the second panel, the mechanical locking device includes a rod-shaped element at the first edge surface and an insertion groove at the second panel surface, the rod-shaped element is configured to be inserted into the insertion groove. A first locking groove at the first edge surface and a second locking groove at the second panel surface and a locking part, where the locking part is configured to be inserted into the first locking groove and the second locking groove. The locking part is configured to apply a locking force between the first and the second panel in an oblique direction in relation to the second panel surface.

A set of panels including a panel with a first main plane and an adjacent panel with a second main plane, wherein the panel and the adjacent panel are provided with an angleable locking device for locking a first edge of the panel to a second edge of the adjacent panel. The first main plane is essentially perpendicular to the second main plane. The angleable locking device includes an edge groove at the first edge and a tongue groove at the second edge. The edge groove includes a flexible tongue arranged in an insertion groove at a first side of the edge groove. The angleable locking device is configured to be unlocked by an angling motion of the panel relative the adjacent panel, such that an angle between the first and the second main plane increases.

A composed element, such as a piece of furniture, wherein the composed element comprises at least a rear wall, as well as a number of constructional parts forming a whole in which the rear wall has to be provided. The rear wall forms the rear side of the composed element and includes one or more rear wall parts. The composed element comprises seats for installing at least one of the rear wall parts, which are configured such that the rear wall part can be slid into the seats starting from the rear side of the composed element from a position differing from the final plane in which the rear wall part will be situated in the final condition.

A set including a first panel, a second panel and a mechanical locking device for locking the first panel to the second panel, wherein the first panel includes a first edge surface, the second panel includes a second panel surface, the first edge surface is facing the second panel surface in a locked position of the first and the second panel, the mechanical locking device includes at least one rod-shaped element at the first edge surface, at least one insertion groove at the second panel surface, the rod-shaped element is configured to be inserted into the insertion groove, the insertion groove extends into the second panel surface at a second angle from the second panel surface, a back panel, and at least one locking gear configured to cooperate with the back panel and a first and/or second panel groove.

A composed element, such as a piece of furniture, wherein the composed element comprises at least a rear wall, as well as a number of constructional parts forming a whole in which the rear wall has to be provided. The rear wall forms the rear side of the composed element and includes one or more rear wall parts. The composed element comprises seats for installing at least one of the rear wall parts, which are configured such that the rear wall part can be slid into the seats starting from the rear side of the composed element from a position differing from the final plane in which the rear wall part will be situated in the final condition.

A set including a first panel, a second panel and a mechanical locking device for locking the first panel to the second panel. The first edge surface is facing the second panel surface in a locked position of the first and the second panel, the mechanical locking device includes a rod-shaped element at the first edge surface and an insertion groove at the second panel surface, the rod-shaped element is configured to be inserted into the insertion groove. A first locking groove at the first edge surface and a second locking groove at the second panel surface and a locking part, where the locking part is configured to be inserted into the first locking groove and the second locking groove. The locking part is configured to apply a locking force between the first and the second panel in an oblique direction in relation to the second panel surface.

A set of panels including a panel with a first main plane and an adjacent panel with a second main plane, wherein the panel and the adjacent panel are provided with an angleable locking device for locking a first edge of the panel to a second edge of the adjacent panel. The first main plane is essentially perpendicular to the second main plane. The angleable locking device includes an edge groove at the first edge and a tongue groove at the second edge. The edge groove includes a flexible tongue arranged in an insertion groove at a first side of the edge groove. The angleable locking device is configured to be unlocked by an angling motion of the panel relative the adjacent panel, such that an angle between the first and the second main plane increases.