Abstract: A method for manufacturing a profile member for a suspended ceiling system, comprising forming a sheet metal material into an elongate T-shaped profile member with a web having two web side walls and a pair of oppositely disposed flanges projecting from a bottom portion of the web, and laser welding the elongate T-shaped profile member for providing a laser weld joint extending in a longitudinal direction of the T-shaped profile member and joining the two web side walls to each other. The step of laser welding comprises alternatingly performing a first operation and a second operation, the second operation being different from the first operation, whereby a laser weld joint is provided comprising along its extension alternating welded first sections associated to the first operation and second sections associated to the second operation. The present invention also relates to an elongate profile member provided with a laser weld joint.

Abstract: A ceiling system includes a supporting structure having a plurality of main runners made of an electrically conductive material. The main runners are arranged such that a first space is formed between at least one main runner and a first adjacent main runner and a second space is formed between the at least one main runner and a second adjacent main runner. An electric device is supported by the main runners and is arranged in the first or second space. A power source is arranged to apply an electric voltage between the main runners. The electric device includes connectors that are in electric contact with the main runners such that the electric device is powered by the applied electric voltage.

Abstract: A system for recycling planar objects including compressed mineral fiber material includes: a conveyor arranged to covey the planar objects through a number of stations at least including a thickness measurement station and a sound measurement station. The sound measurement station includes a sound reflecting surface arranged to back a first major surface of a planar object, a sound emitter arranged to emit sound towards the sound reflecting surface, a sound receiver arranged to receive sound reflected from the sound reflecting surface, and a converter arranged to determine a property related to sound absorption. A sorting station is arranged to sort the planar objects based on determined properties in to a plurality of fractions.

Abstract: An absorber tile element includes compressed mineral fiber material and has a first major surface, an opposing second major surface and at least one side edge surface, and an anchor element associated with one of the first and second major surface or one of the at least one side edge surfaces. The anchor element includes a head portion and a threaded portion, the head portion defining an open cavity facing a top surface. An engagement member is arranged in the cavity, and arranged to engage with a hook element. The threaded portion is threaded into the absorber tile element such that the head portion becomes substantially recessed in the absorber tile element. A corresponding tile system can includes the absorber tile element.

Abstract: A cross runner connector for a suspended ceiling system (1) comprising a main runner (10) being provided with an opening (11) for reception of the cross runner connector and having a circumference defining an opening notch (12); and a cross runner (30), the cross runner connector comprising a guiding lip (41) and a locking lip (42) separated by a slit (43) and extending in the longitudinal direction (P2) of the cross runner connector, the guiding lip (41) having a guide edge portion (44) provided with a guide lip notch (45) and a distal guide tip (46) being offset in a first lateral direction (P3) such that the cross runner connector is laterally displaceable in the first lateral direction (P3) in response to insertion of the cross runner connector into the opening (11) of the main runner (10) with the guide edge portion (44) positioned in the opening notch (12) of the opening (11), and the locking lip (42) having a locking protrusion (48) protruding in the first lateral direction (P3).

Abstract: A building system includes a building space defined by a structural ceiling and a flooring of a building, and a ceiling system. The ceiling system includes an air permeable suspended ceiling arranged below the structural ceiling, and a plenum space is formed between the suspended ceiling and the structural ceiling and a flooring space is formed between the flooring and the suspended ceiling. A plurality of partition wall sections is arranged in the plenum space extending between the structural ceiling and the suspended ceiling and forms a plurality of plenum modules distributed across the plenum space. Each plenum module includes equipment. The equipment of each plenum module includes a supply air device for delivery of supply air to the associated plenum module for pressurization thereof such that the supply air delivered to the plenum module is supplied to the flooring space through the air permeable suspended ceiling.

Abstract: The inventive concept relates to a planar suspended ceiling system comprising: a ceiling tile (10) having a front side (1), a rear side (2) and at least one side edge extending between the front side (1) and the rear side (2), the ceiling tile (10) comprising an acoustical absorbing body (4), and a front cover (3) arranged at the front side (1) of the ceiling tile (10); wherein a slit (5) is provided extending across the entire rear side (2) of the acoustical absorbing body (4) thereby dividing said acoustical absorbing body (4) into a first and a second body section (4a, 4b), and having a depth such that the ceiling tile (10) is foldable along the slit (5) with the front cover (3) acting as a joint; wherein opposing portions of the at least one side edge are provided with each a groove (6) and; a grid of profiles (11) for supporting said ceiling tile (10) in a planar, non-folded state in which flanges (7) of the grid of profiles (11) extend into the grooves (6) thereby supporting the ceiling tile (10).

Abstract: An acoustical geopolymer panel element includes a layer including a fibre component and a geopolymer binder made from a mixture including ground mineral wool, and an additional layer including mineral wool. The layer including a fibre component and a geopolymer binder has a density in the range of 20-400 kg/m3, a porosity in the range of 0.75-0.99 and a thickness in the range of 5-75 mm. The ground mineral wool may be ground glass or stone wool and the fibre component may be a wood fibre component, a polymer fibre component and/or a mineral wool component. Further, a geopolymer mixture is provided upon recycling mineral wool which is ground to powder and mixed with an alkali activator component. Additionally, a method for producing acoustical geopolymer panel elements includes grinding elements including mineral wool for provision of a powder component.

Abstract: The claimed invention describes a method of preparing an installation of a 3-dimensionally extending false ceiling or wall. The claimed method includes calculating format, position and orientation for each individual flat tile in the suspended ceiling or wall, associating each individual flat tile with a unique tile identity, producing the individual flat tiles according to the calculated format, providing respective flat tile with the tile identity of respective tile, and providing a representation of the 3-dimensionally extending suspended ceiling or wall including an association of the position of respective flat tile with respective tile identity.

Abstract: A method for coating a tile element includes providing a tile element made of a compressed fibre material having a porosity in the range of 0.92-0.99 and applying a water-based coating material to a side edge surface of the tile element extending between two opposite major surfaces of the tile element. The applying is performed by an applicator head of a continuous vacuum coating apparatus that applies the water-based coating material to the side edge surface of the tile element and removes excess through a vacuum. The water-based coating material is applied at a feeding rate of the tile element relative the applicator head in the range of 25-150 m/min. The water-based coating material forms a coating layer including an outer coating layer and an inner coating layer penetrating the side edge surface. The inner coating layer has penetration depth of at least 100 ?m.

Abstract: An acoustic and illuminating ceiling panel includes a layer of acoustic absorbent material, the layer including a main inner face intended to be pointed toward the inside of the room, and light sources on the main inner face that is optionally covered by a voile fabric and/or coated, with a paint, wherein the light sources include organic light-emitting diode (OLED) modules with a luminous efficacy greater than or equal to 60 lm/W, and wherein a number and size of the OLED modules are adapted so that the ceiling panel provides an acoustic absorption coefficient ?w greater than or equal to 0.7.

Abstract: An absorber tile element includes compressed mineral fiber material and has a first major surface, an opposing second major surface and at least one side edge surface, and an anchor element associated with one of the first and second major surface or one of the at least one side edge surfaces. The anchor element includes a head portion and a threaded portion, the head portion defining an open cavity facing a top surface. An engagement member is arranged in the cavity, and arranged to engage with a hook element. The threaded portion is threaded into the absorber tile element such that the head portion becomes substantially recessed in the absorber tile element. A corresponding tile system can includes the absorber tile element.

Abstract: A device for suspension of a suspended ceiling, comprising an elongated suspension member (3) having a first end (10) and an opposing second end (11), an anchoring head (4) being arranged at the first end (10); a housing (2) having an open top side (5) and an opposed, closed bottom side (6), the (2) housing defining a housing cavity (7) adapted to be filled with an adhesive (16); and a suspension member holder (8). A passage (9) is provided extending through the closed bottom side (6) of the housing (2), wherein the elongated suspension member (3) in an assembled state of the device extends through the passage (9) with the first end (10) positioned inside the housing cavity (7) and the second end (11) positioned outside the housing cavity (7) and wherein the suspension member holder (8) in the assembled state of the device positions the first end (10) and the thereto arranged anchoring head (4) of the suspension member (3) at a distance H1 from the closed bottom side (6).

Abstract: The present invention relates to a surface forming system intended to be supported by a structural ceiling and/or a wall of a room. The surface forming system comprises a first tile and a second tile, each tile comprising a front major surface, an opposing back major surface and at least one edge surface extending along the perimeter of the tile and connecting the front and back major surfaces, a first connecting member and a second connecting member, each comprising a tile connector and a pivot connector, wherein the tile connector of the first connecting member and the second connecting member are connected to the first tile and the second tile, respectively, and wherein the pivot connector of the first and the second connecting members are pivotably connected to each other such that the tiles are foldable relative each other. The invention further relates to a method for installation of a surface forming system supported by a structural ceiling and/or wall of a room.

Abstract: A device for suspension of a suspended ceiling, comprising an elongated suspension member (3) having a first end (10) and an opposing second end (11), an anchoring head (4) being arranged at the first end (10); a housing (2) having an open top side (5) and an opposed, closed bottom side (6), the (2) housing defining a housing cavity (7) adapted to be filled with an adhesive (16); and a suspension member holder (8). A passage (9) is provided extending through the closed bottom side (6) of the housing (2), wherein the elongated suspension member (3) in an assembled state of the device extends through the passage (9) with the first end (10) positioned inside the housing cavity (7) and the second end (11) positioned outside the housing cavity (7) and wherein the suspension member holder (8) in the assembled state of the device positions the first end (10) and the thereto arranged anchoring head (4) of the suspension member (3) at a distance H1 from the closed bottom side (6).

Abstract: The present invention concerns a sound absorbing module (2) for a suspended ceiling (1), comprising a sound absorbent element (6) and a front cover (7). Said front cover (7) is arranged at a distance from the sound absorbent element (6), and according to the present invention the front cover (7) has a flow resistance within the range of 200 to 800 Pas/m. The present invention further concerns a suspended ceiling (1) comprising said sound absorbing module (2).

Abstract: The present invention concerns a sound absorbing module (2) for a suspended ceiling (1), comprising a sound absorbent element (6) and a front cover (7). Said front cover (7) is arranged at a distance from the sound absorbent element (6), and according to the present invention the front cover (7) has a flow resistance within the range of 200 to 800 Pas/m. The present invention further concerns a suspended ceiling (1) comprising said sound absorbing module (2).

Abstract: In accordance with the present inventive concept, there is provided a suspended ceiling comprising a ceiling tile (500) and a grid of profiles forming a frame which supports the ceiling tile (500). The ceiling tile (500) has a first and a second pair of non-adjacent side-edge portions, wherein the grid of profiles engages from below with the first pair of side-edge portions, and wherein the grid of profiles engages from above with the second pair of side-edge portions. The grid of profiles engages with said first and second pair of side-edge portions such that a clamping action that counteracts lateral displacement of the ceiling tile (500) is provided. There is also provided a method for mounting the suspended ceiling. Furthermore, the present inventive concept also relates to an improved ceiling tile (500) for a suspended ceiling.

Abstract: The disclosure relates to a grid system including at least one main runner including an aperture; at least one cross spacer including a slot, with the slot formed from a bottom side thereof; and a fixing element. The main runner is insertable into the slot in the cross spacer from a first side of the cross spacer such that, when the main runner is inserted into said slot, the aperture of the main runner is at least partly accessible from a second side of the cross spacer, the second side being opposite to the first side. The cross spacer further includes an aperture, and the fixing element is adapted to, in a locked position, extend through the aperture in the main runner and through the aperture in the cross spacer such that the relative position of the main runner and the cross spacer is fixed.

Abstract: The disclosure relates to a grid system including at least one main runner including an aperture; at least one cross spacer including a slot, with the slot formed from a bottom side thereof; and a fixing element. The main runner is insertable into the slot in the cross spacer from a first side of the cross spacer such that, when the main runner is inserted into said slot, the aperture of the main runner is at least partly accessible from a second side of the cross spacer, the second side being opposite to the first side. The cross spacer further includes an aperture, and the fixing element is adapted to, in a locked position, extend through the aperture in the main runner and through the aperture in the cross spacer such that the relative position of the main runner and the cross spacer is fixed.