Abstract: A novel structural thermal framing and panel system for assembling finished or unfinished walls with multiple combinations for poured and nonpoured walls comprising of a permanent structural framing stud which can be adjusted to different wall thickness, a plurality of permanent forms, wherein the pluralities of permanent forms are interchangeable with various other permanent panel forms with or without defined spaces for receiving filler, and wherein the framing stud substantially conforms to a portion of the pluralities of panel forms and resists bending in the panel forms. The framing stud is the main structural element in the wall. A structural framing system in combination with insulated panel forms with various defined spaces for receiving filler, and wherein panels may not be prefinished to form a rigid substrate.

Abstract: A sealing element for the recessed seat of an expansion joint in a concrete structure having an elastomeric profile (20) formed by two longitudinal lateral flanges (21) to be fixed to the end edges of the concrete structure (11), and a central portion (22) formed by walls depending from said flanges and converging to a central area to be fitted inside the seat (12), and shaped to support the hydrostatic pressure upstream of the concrete structure (10). A flexible duct (30) is installed inside the seat (12) below the central portion central area and provided with radial bores (31) opened to the inside of the seat to allow the selective feeding of precatalyzed polymeric resin to the inside of the seat (12), after the elastomeric profile (20) has been mounted and affixed to the concrete structure (10). The tube can be separate from the profile, attached to the central area, or the central area can have a W shape and the tube be within the lower portion of the W.

Abstract: A foam wall panel system with a unique Z-shaped wall panel connection device. The Z-shape of the wall panel connection device provides cavities on each side which accept the angled edges of foam wall panels that fit within the cavities. Adjacent foam cores having angled edges are secured into the cavities on opposite sides of Z-shaped wall panel connection devices to form a continuous foam wall. The Z-shaped wall panel connection device can be fabricated from a single sheet of material, or other suitable materials, and can replace metal wall studs. The folded corner edges of the Z-shaped wall panel connection device, and the edges of the foam cores, are rounded to avoid damage to the foam wall panel during the installation process.

Abstract: The invention relates to a floor with strips each defining a length and width and along the side and end edges provided with either end tongue or groove. The floor is laid in groups each including a number of tongue and groove assembled strips fastened to a subfloor by means of at least one fastener such as a screw or nail which is driven into the subfloor via at least one stepped transverse hole designed with at least one step in the respective strip and resting against the at least one step with a fastener head covered by a cover plug in the transverse hole. In mounted position, the plug is so stuck that it cannot be stepped down into the transverse hole by e.g. a spike heel which will not be able to damage or break the plug either, as the plug is made of a strong and durable metal such as e.g. bronze or steel. The length of each strip is longer than the width of the strip multiplied by the number of strips in a group. The strips engage each other in a strong and at the same time beautiful braided pattern.

Abstract: The present invention relates to a mounting structure which is arranged at two abutting structural panels (1, 2) so that said structural panels are connected with each other, comprising two pairs of clamping plates, with one of said pairs of clamping plates being fixed to one structural panel (1), and the other pair of clamping plates being fixed to the other structural panel (2). The two pairs of clamping plates abut against each other with one of their clamping plates (3, 4), and the two abutting clamping plates (3, 4) are provided with mutually aligned, undercut longitudinal slots (5) which receive a connecting plate (6) connecting the abutting two clamping plates (3, 4) with each other, and being fixed to the two clamping plates (3, 4) by means of fasteners (7) which extend through said connecting plate (6). Thus, a mounting structure is provided whose manufacture is relatively easy and cost-efficient.

Abstract: A light-weight, portable display system which includes plural, hollow, plastic panels having uniquely contoured corners. The panels may be of flat or curved configuration. Most of the plastic panels are fabricated to present smooth front and rear faces. However, some panels are made with at least one slotted face for supporting shelves therein. Straight plastic connector components are designed to accept the corners of the panels, thereby connecting the panels in a manner to form a display area. Hinged plastic connectors are provided so that adjacent panels may be arranged at angles ranging from ninety to one hundred eighty degrees.

Abstract: A flooring system includes a first floor member having a through hole and includes a second floor member having a non-through hole which extends from the bottom side toward the top side of the second floor member. The second floor member is positioned above the first floor member with the non-through hole aligned with the through hole. A radially-expandable fastener (such as a rivet) extends through the through hole and into the non-through hole. A method for installing a flooring system includes obtaining a first floor member having a through hole, obtaining a second floor member, and positioning the second floor member above the first floor member. A non-through hole is created extending from its bottom side toward its top side. A radially-expandable fastener (such as a rivet) is installed in the first and second floor members. The radially-expandable fastener extends through the through hole and into the non-through hole.

Abstract: This invention provides a configuration of a joint that allows a satisfactory welded joint to be formed with reduced deformation of the joint region when two-face structures (panels) are friction-welded end to end. The panels 31, 32 each have two substantially parallel plates 33, 34 and a third member 35 connecting the two plates 33, 34. The end portions of the plates 33, 34 of one panel 32 are friction-welded to the end portions of the plates 33, 34 of the other panel 32. At least one of the panels has a plate 36 at its end for connecting the plates 33 and 34 and has a rigidity to support a pressing force produced during the friction welding.

Abstract: A sliding hold-down clip (1) for connecting a roof panel (52) to a purlin (52) in which a support portion (14) extends from a base (12), the support portion defining a slot (20) with fasteners (34) that connect to a roof-engaging plate (36), the fasteners guiding longitudinal movement of the roof-engaging plate (36) along the slot relative to the clip, a distal end of the plate defining a hook (40) for connecting to edges of adjacent roof panels (52), a pair of opposing wings (46, 48) extending laterally from the roof-engaging plate (36) and angled to conform to an anglation of a side portion of the roof panel, whereby fasteners (58) extending though the roof panel and the wings secure the roof panel to the roof-engaging plate. A method of securing roof panels to purlins is disclosed.

Abstract: A plank having a wood core with a groove formed in each of its sides and a protective cladding formed on its top surface. The wood core is formed by bonding a plurality of wood strips or chips together. The cladding is provided by a sheet of a material selected from the group consisting of plastic, polyvinyl chloride (PVC), acrylic, polycarbonate, and composites thereof that is bonded to the top surface, or by two or another number of sheets of a material selected from the group consisting of polyester, phenol, epoxy, and composites thereof, that are sprayed or rolled onto the top surface. T-shaped connector clips can be provided with the arms receivable in the grooves of the plank for securing adjacent planks together.

Abstract: The invention provides a panel for modular construction of partitions and walled structures, the panel having a top, a bottom, two major surfaces and two minor side surfaces, a first of the side surfaces being provided with a first profile and a second of the side surfaces being provided with a second profile, wherein the first profile and the second profile are provided with means for complementary engagement with a profile of an adjacently-positioned panel, and wherein each of the first profiles is provided with two inter-engagement means arranged at angle of about 90° to each other enabling the alternative inter-engagement of two adjacent panels with an angle of 180° therebetween, and at an angle of about 90° therebetween.

Abstract: A building module has an open-ended box structure and comprises a plurality of interconnected coaxial module segments. Each segment is moulded as an open-ended box structure from a composite material. The segments are held together by elongate tie bars that form part of a lifting frame and extend substantially along the length of the module. The lifting frame comprises end frames that are embedded in end segments of the modules and that are connected to each other by the tie bars. The modules structure.

Abstract: A building system includes structural insulated panels having an inner insulating core such as of foam plastic or agri-board and strong thin facings such as of plastic impregnated/reinforced paper on opposed surfaces of the insulating core. The impregnated/reinforced paper provides the panel with high strength and facilitates attaching the panel to dimensional lumber or to similar adjacent panels. The opposed outer facings overlap/extend beyond the insulating core's edges in various configurations so as to provide several different panels, each adapted to satisfy a specific structural purpose. In a first configuration, three edges of the outer facings overlap respective edges of the insulating core for also overlapping a base plate, a top plate and an adjacent stud, panel, window or doorjamb.

Abstract: The invention provides a new floor covering panel and floor covering system in which the floor covering panels include first and second generally planar surfaces, first and second side edges containing first and second complementary coupling members, respectively, and an adhesive composition selectively applied to at least a portion of at least one of the first and second coupling members. The adhesive composition providing the adhesive bond may be applied to at least one of the first or second coupling members during the floor covering manufacturing process. After a floor covering system is assembled, the adhesive composition provides a substantially non-refastenable bond between mated floor covering panels.

Abstract: A fastening device for securing adjacent, parallel boards to a transverse structure, including a top plate having flanges to fit into slots cut into the sides of boards, a center hole in the top plate to accommodate a screw or nail, and top and bottom tabs to provide uniform spacing and to support the fastener during attachment to the support structure.

Abstract: A device provides for connecting and holding up two adjacent pieces of floorboard each including on its underside, two longitudinal grooves, two transverse grooves across the longitudinal grooves and two L-shaped longitudinal recesses along both sides. The device comprises two identical sections each including a plurality of longitudinal and transverse troughs at its underside and a plurality of longitudinal and transverse latched elements at its upper side. The latched elements of one section are snapped into the grooves and recesses of both pieces of floorboard and the latched elements of the other section are snapped into the troughs of one section respectively. Thus, the invention can connect a plurality of pieces of floorboard together.

Abstract: The invention relates to a module for building platforms, stages, or flooring, which is particularly suitable for use outside. The module comprises a ladder-type frame, supporting devices, connecting means and, preferably, covering elements.

Abstract: An arrangement of building elements capable of a snap-fastening interconnection comprises an element, especially the tongue, consisting of a different material from the other building elements. An MDF/HDF panel, is initially milled along the longitudinal and/or transverse sides, and the resulting groove is then provided and/or foam-filled with extrudates. Finally, the free ends of the extrudates are milled to form the profile of the tongue. Alternatively, or additionally, a groove may also be milled into the extrudates.

Abstract: A guiding means at a joint between boards, the joint comprising groove and tongue preferably intended to be joined by means of glue. The tongue includes at least one guiding wedge. A fitting clearance between the tongue and the groove includes a first fitting clearance and a second, guiding, fitting clearance. The second, guiding, fitting clearance is obtained through the guiding wedges which are arranged parallel to the extension of the joint. The first fitting clearance comprises the main part of the fit and the second, guiding fitting clearance comprises a smaller part of the fit. The first fitting clearance is in the range 0.1-1 mm, while the second, guiding, fitting clearance is in the range 0.01-0.2 mm. The tongue of the joint is provided with at least one equalizing recess so that at least one equalizing cavity is formed in the joint, which equalizing cavity receives surplus glue used during the joining.

Abstract: A weldment connector for use with castable concrete slabs, each of the slabs including a length, width and depth and having at least one opposing and extending edge. The weldment connector has a substantially elongated and planar shaped front face and first and second legs which are both integrally formed with and extend from opposite end locations of the front face. The legs further extend in a combined axial and rotationally offset fashion relative the front face and so that, upon being embedded within a first selected slab of concrete with front face extending in exposed fashion along its extending edge, the construction of the legs exhibits greater resistance to cracking. In use, a second weldment connector is likewise embedded within a second selected slab of concrete in similar fashion and so that its corresponding front face extends along an opposing extending edge, in proximate fashion relative to the front face of the first weldment connector.

Abstract: An apparatus for connecting adjacent panels includes a first panel and a second panel. Each panel has a connectable edge adapted for connection to a connectable edge of an adjacent panel. At least one first panel interface is disposed on the first panel and at least one second panel interface is disposed on the second panel. Each panel interface is positioned on a surface of the respective panel near the respective connectable edge. First and second interlocking elements are disposed on the respective connectable edges of the panels. The apparatus also includes at least one connector with a base and first and second engaging parts projecting from the base. To connect the panels, the interlocking elements of the connectable edges are interlocked with one another. The connector is mounted to the first and second panels such that the base traverses the connectable edges.

Abstract: A system and method of fixing a frame to a panel, that allows panels or the like to be attached to a frame and removed quickly and easily without damage to the panels, frames or their surroundings. Generally, the invention provides for a first article and a second article. The first article may have an aperture and the second article may have a groove or indentation. A first end of a connecting means may be placed in the aperture of the first article and a second end of a connecting means may be placed in the receptacle of a second article such that the forces between the receptacle and the connecting means anchor or secure the first article to the second article. The connecting means may also allow for sliding in a horizontal or vertical direction. However, the first article and second article may also be locked into place. The present invention also provides a method for the easy adjustment, hanging and replacement of paneling systems.

Abstract: A method and apparatus for constructing masonry walls made of open-celled blocks without the need for mortar between individual blocks or courses of blocks using individual C-shaped bracketed pieces that lock adjacent blocks together. The open-celled blocks must have recessed notches between the cells to receive the brackets. An alternative E-shaped bracket structure allows for defined spacing between blocks that may be used to create curves in the wall.

Abstract: A reconfigurable office partition system that includes movable rigid panels each comprised of a core panel mounted within a perimeter frame. Said core panel comprised of a matrix of compressed straw or other cellulose-based natural fiber lined by paper or paperboard suitable for accepting a variety of surface treatments, and also suitable for accepting nails, screws or other means for hanging or otherwise attaching articles thereon. Frames comprised of vertical and horizontal rails specially adapted to engage said core panels and further adapted to releasably and slidably attach to a series of specialty connectors.

Abstract: A combination floor structure includes multiple main boards, and multiple connecting boards. Each of the main boards is a rectangular plate, and has four corners each formed with a recessed portion which has a central position protruded with a locking lug which has a center formed with a locking recess. Each of the connecting boards has an outer periphery formed with multiple connecting recesses each of which may allow insertion of the locking lug of the main board, so as to lock and position the locking lug of the main board. Each of the connecting recesses has a center protruded with a connecting lug that may be inserted into and locked in the locking recess of the main board.

Abstract: The invention relates to a system for laying and mechanically joining building panels, especially thin, hard, floating floors. Adjacent joint edges of two panels engage each other to provide a first mechanical connection locking the joint edges in a first direction perpendicular to the principal plane of the panels. In each joint, there is further provided a strip which is integrated with one joint edge and which projects behind the other joint edge. The strip has an upwardly protruding locking element engaging in a locking groove in the rear side of the other joint edge to form a second mechanical connection locking the panels in a second direction parallel to the principal plane of the panels and at right angles to the joint. Both the first and the second mechanical connection allow mutual displacement of joined panels in the direction of the joint.

Abstract: A prototype connector has a section in the general shape of the letter. “C”, thereby causing it to have a convex outer surface. Ends of the prototype connector form lips that are contiguously connected through respective flanges to ends of a web. A connector for making a butt connection between two cement composite panels is formed by two prototype connectors that have outer surfaces of their webs welded together. A connector for making an “L” connection between the two panels is formed by welding an outer surface of a flange of one prototype connector to an outer surface of a web of another prototype connector. A connector for connecting the two panels together at a preselected angle is made by using two sheet metal plates to connect each flange of a first prototype connector to a flange of a second prototype connector.

Abstract: A sidewall for a cargo container is provided having at least one pair of composite panels joined together. Each composite panel includes an inside and an outside face member, each member having a body portion and at least one joint portion. The inside face member of each composite panel has an inclined portion connecting the body and at least one joint portions. At least one joint portion of the inside face member of each composite panel is parallel to and abuts a joint portion of the outside face member of the composite panel, each composite panel having a core member sandwiched between and bonded to the body portions of the inside and outside face members. Adjacent composite panels are joined at an outer surface of a joint portion of the first or second member of a first composite panel which overlaps and abuts an outer surface of a joint portion of the first or second member of a second composite panel. The first composite panel and second composite panel are joined through logistics plate.

Abstract: A modular system for assembling a storage unit is provided which includes a plurality of panels and different connectors. The system allows for subdividing spaces which may feature walls, floors, ceilings, etc. at varying angles or in areas having irregular contours. Additionally, the connectors are simple recesses and protrusions which allow for easy assembly and disassembly of the storage unit.

Abstract: A modular system includes a first panel having a first channel and a second panel having a second channel. A first coupler is mounted in the first channel, and a second coupler is mounted in the second channel. Each coupler includes a middle portion extending from the base and having an edge rounded at least locally to a thickened end of the edge. The middle portion has a length extending beyond the first channel in which the coupler is mounted and into the second channel when the first panel is abutted with the second panel. The couplers are mounted in opposing fashion to cause interference among the thickened ends when the panels are abutted.

Abstract: A wall assembly includes at least two panel elements which are configured for contiguous placement adjacent to one another. Each of the panel elements defines a hollow internal passageway. The panels are configured to permit a contiguous placement whereby the respective passageways of the panels are brought into registration with one another. A connection element is positioned within one of the passageways. The connection element is accessible through a slot defined within the sidewall of the panel wherein the connection element resides. The connection element is slidable whereby it may be displaced partially into the second panel element. The connection element is thereafter actuatable whereby its lateral dimension is decreased to form a pressure fit union with the interior sidewalls of the two passageways. In its spatially decreased configuration, the connection element provides a means of interconnecting the two panel elements together.

Abstract: A flange connector for use in joining adjacent concrete structural members, such as precast concrete double tee structural members. The flange connector includes a central faceplate having a weldable surface and a pair of arms that extend divergently from the central faceplate that are embedded or cast into the concrete structural member. Flanges may be formed on the faceplate and the pair of legs to define C-shaped channels that taper toward the distal ends of the legs. Notches are provided at the junctures of the legs with the opposite sides of the faceplate to reduce the stiffness of the flange connector. A threaded aperture extends through the faceplate for securing the flange connector to a conventional form used to cast the concrete structural member.

Abstract: The present invention provides an attachment system that can be used to interface between dissimilar camouflage systems and is particularly useful with ULCANS and LCSS camouflage systems. The present invention provides such compatibility while simultaneously maintaining quick disconnect capabilities with either system.

Abstract: A reinforced concrete slab 10 comprising concrete 11 reinforced by parallel, spaced planar truss members 12 fabricated of rebar rod materials, each comprising a sinusoidal wave-like strut 23 with an upper chord member 21 welded thereto at the maxima apexes 24 thereof and a lower chord member 22 welded thereto at the minima apexes 25 thereof, a plurality of spaced rebar braces 14 extending the width of the slab and welded to the truss members 12 in perpendicular relation thereto, a plurality of plastic pipes 16 extending through the concrete 11, each with its ends opening at the edges of the slab 10 for reducing its weight and/or accommodating utilitarian articles, such as electrical wiring and the like therethrough, and a plurality of steel adapters 30A, 30B fixed at the edges of the slab by welding to the rebar components thereof and serving to facilitate lifting of the slab when necessary and for connecting the slab to other slabs or structures.

Abstract: Flooring material comprising sheet-shaped floor elements (1) with a mainly square or rectangular shape. The floor elements (1) are provided with edges (2), a lower side (5) and an upper decorative layer (3). The floor elements (1) are intended to be joined by means of joining members (10). The floor elements (1) are provided with male joining members (10I) on a first edge (2I) while a second edge (2II) of the floor elements (1) are provided with a female joining member (10II). The male joining member (10I) is provided with a tongue (11) and a lower side (5) groove (12) while the female joining member (10II) is provided with a groove (13) and a cheek (14), the cheek (14) being provided with a lip (15). The floor elements (1) are provided with a male vertical assembly joining member (10III) on a third edge (2III) while a fourth, opposite, edge (2IV) is provided with female vertical assembly joining member (2IV).

Abstract: A block assembly for constructing a seawall along an embankment. The block assembly is comprised of two types of blocks, a first block and a second block. Each block includes two half-circular type projections lying parallel to one another, seawater holes for discharging sea water are formed in a front wall between the half-circular projections of each block to prevent the loss of blocks and to decrease wave power. In an upper and lower end portions of the front wall of both blocks, projections are reciprocally formed with spaces, and a fixed supporter is formed on a backside of the front wall.

Abstract: A weldment connector for use with castable concrete slabs, each of the slabs including a length, width and depth and having at least one opposing and extending edge. The weldment connector has a substantially elongated and planar shaped front face and first and second legs which are both integrally formed with and extend from opposite end locations of the front face. The legs further extend in a combined axial and rotationally offset fashion relative the front face and each includes a horizontally extending and vertically spaced apart component with passes either above or below a mesh screen associated with the concrete slab. Additional features of the weldment connector include the width of the extending legs increasing, from a first end associated with the interconnecting and planar shaped front face, to outermost extending ends thereof.

Abstract: Cementitious building panels are connected together using a connector plate made of a composite material of carbon fibers embedded in an organic matrix. The interconnection is made by removing cementitious material to form recesses in the building panels, applying an adhesive material into the recesses prior to placing the connector plate into the recesses, and thereafter affixing the connector plate to the first-panel face and to the second-panel face in the recesses and extending across the gap between the first-panel edge and the second-panel edge.

Abstract: A bamboo floor plate for sound insulation. A bamboo plate is made by forming flat a round bamboo cane. A wide groove is formed on the bamboo plate, and on both sides of a wide groove, narrow grooves are formed. The inside of the wide groove is insulated, and an electrode is embedded thereon to make a heating plate. The narrow grooves on the sides are arranged parallel to each other so that the cross section of the bamboo plate looks like a comb. A foam plastic sheet is placed on the surface on which the grooves are provided to form hollows. To connect the bamboo floor plate to another bamboo floor plate, a pin is inserted between the electrodes of the bamboo floor plates.

Abstract: A building system comprising a plurality of substantially rigid connectors adapted to form a substantially rigid self-supporting structural skeleton: each said connector having interconnection means and panel securing means; each said connector having an inner and an outer load supporting member and a thermal insulator separating and secured to both said inner and outer load supporting members; and said connectors being adapted to interconnect such that when in position, said thermal insulator provides a substantially complete block against thermal transfer between said inner supporting member and said outer supporting member and said connectors form the substantially rigid self-supporting structural skeleton to which panels can be secured.

Abstract: A panel is provided, which is a building block, for a trade show booth. Each panel includes a support structure having rails secured to the edges. Each rail has magnetic fastening strips and metal guidance blades disposed in the lengthwise extending slots, which engage with similar structures in other panels or other rails. Separate rails have mutually engageable lobes and lobe-engaging openings to allow a plurality of panels to be placed in any trade show booth configuration.

Abstract: The present invention provides a modified coupling system that can be used with camouflage systems and is particularly useful with ULCANS and LCSS camouflage systems. The present invention provides compatibility between the two dissimilar systems simultaneously while maintaining quick disconnect capabilities with either system. Further, the present invention provides a method for modifying existing ULCANS system camouflage units to meet the present need.

Abstract: The invention concerns a component (1) for building wall elements or the like, comprising a cuboidal base element (2) that has one or more grooves (11) at least in one part of its periphery (5-10). A strip-shaped spring is used as connecting element (3, 4) in said grooves (11) to ensure positive-fit connection of adjacent base elements (2) to one another. This makes it possible to produce a groove-spring type of connection between adjacent components (1).

Abstract: An assembly of panels and jointing elements, in particular for the technical field of building, wherein each panel (11, 12), taken in section, comprises an alveolar structure, determined by a plurality of ribs (14) and arranged between two main outside surfaces (10, 28, 29), extensions (15, 16) obtained at opposed ends of each panel (11, 12), and a jointing element (13, 113) adapted to receive an extension (15, 16) of each of two adjacent panels (11, 12) firmly engaging them, wherein both each extension (15, 16) and the jointing element (13, 113) are provided with reciprocally engaged inclined surfaces (20, 21, 24, 25) facing inwards and facing each other, and wherein the jointing element (13) is U-shaped and is provided with a pressing element (19) that centrally extends inside it and arranges in wedged engagement between outside facing walls (17, 18) of the two extensions (15, 16).

Abstract: A modular insulated building panel is disclosed. The panel is configured for connection to a like adjacently positioned insulated panel to form a building system. The panel comprises a central core of insulating material having two major surfaces and two side surfaces, substantially flat sheets on the major surfaces of the central core. Extending beyond the side surfaces of the core are male connectors having a generally convex curved first male mating member, a generally convex curved second male mating member, and a generally concave curved member between said first male mating member and said second male mating member. The panel further comprises female connectors having a generally concave curved first female mating member configured to accept the first male mating member, a generally concave curved second female mating member configured to accept the second male mating member, and a generally protruding member between the first female mating member and the second female mating member.

Abstract: A device for creating a receptacle within preformed walls, the preformed walls having an internal wall and an external wall such that a curable material may be poured therebetween. The device having a first, second, third, and fourth panel that are interconnected and receive a fifth panel at an inner edge thereof such that an opening is defined by the first, second, third, and fourth panel at an outer edge thereof which is distal to the fifth panel. Inserting the device into a cavity defined through the internal wall such that the outer edge of the first, second, third, and fourth panels may be attached to the internal wall during pouring of the curable material. The opening adapted to receive a member therein.

Abstract: The invention relates to a system for laying and mechanically joining building panels, especially thin, hard, floating floors. Adjacent joint edges (3, 4) of two panels (1, 2) engage each other to provide a first mechanical connection locking the joint edges (3,4) in a first direction (D1) perpendicular to the principal plane of the panels. In each joint, there is further provided a strip (6) which is integrated with one joint edge (3) and which projects behind the other joint edge (4). The strip (6) has an upwardly protruding locking element (8) engaging in a locking groove (14) in the rear side (16) of the other joint edge (4) to form a second mechanical connection locking the panels (1, 2) in a second direction (D2) parallel to the principal plane of the panels and at right angles to the joint. Both the first and the second mechanical connection allow mutual displacement of joined panels (1, 2) in the direction of the joint.

Abstract: The invention relates to a strip for a building board (2), exhibiting a board body (S) which is formed with a gripping stud (24). The strip (10) extends from the body (S) and from which are formed gripping elements (26, 28), which are bent round the gripping stud (24) for mechanical fastening of the strip (10) to the body (S), as well as a locking element (12) for enabling mechanical joining of the board (2) to similar boards.

Abstract: A modular building system and related methodology wherein extruded, elongate, plastic building components can quickly, and with no special tools or skills, be snapped and slidably fit together to form a wide variety of different building structures. The proposed system produces frameless buildings wherein surface closure structures, like walls, windows, doors and roof panels are bound into stability through building-wrapping banding structures that include upright, perimeter stabilizer bars, roof trusses, and in most instances, the underlying ground. Within a finished building, the closure structures effectively float and react with relative motion responses to different applied building loads.

Abstract: The invention relates to a fastening system for panels whose edges are provided complementary holding profiles which match one another in such a manner that further panels can be fastened to the free edges of a previously placed panel. The holding profiles of at least the long edges are configured as complementary positive-fit profiles, one of the profiles having a projection with a convex bottom edge, and the other profile having a recess with a concave bottom edge, such that the profiles may be interconnected by a pivoting motion. Such complementary design of the profiles enables the positive-fit profiles of the long edges of two panels to form a common joint which, when the panels are laid, enables bidirectional pivoting of the panels with respect to one another about a pivot axis that is parallel to the joined long edges of the panels.