Classifications

• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F13/00—Coverings or linings, e.g. for walls or ceilings
  • E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
  • E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F15/00—Flooring
  • E04F15/02—Flooring or floor layers composed of a number of similar elements
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F15/00—Flooring
  • E04F15/02—Flooring or floor layers composed of a number of similar elements
  • E04F15/04—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F2201/00—Joining sheets or plates or panels
  • E04F2201/04—Other details of tongues or grooves
  • E04F2201/044—Other details of tongues or grooves with tongues or grooves comprising elements which are not manufactured in one piece with the sheets, plates or panels but which are permanently fixedly connected to the sheets, plates or panels, e.g. at the factory
  • E04F2201/049—Other details of tongues or grooves with tongues or grooves comprising elements which are not manufactured in one piece with the sheets, plates or panels but which are permanently fixedly connected to the sheets, plates or panels, e.g. at the factory wherein the elements are made of organic plastics with or without reinforcements or filling materials
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F2201/00—Joining sheets or plates or panels
  • E04F2201/07—Joining sheets or plates or panels with connections using a special adhesive material

Definitions

• the invention relates to a cladding panel for floors, walls or ceilings or similar uses according to the preamble of claim 1.
• Such panels have grooves and tongues on their side surfaces around them
• the primary aim of the invention is to be able to produce panels of the type mentioned at the outset as simply and inexpensively as possible, furthermore to enable their storage over long periods of time without impairment and in a space-saving manner, and finally to make the laying and, if necessary, disassembly as gentle, as possible, quickly and easily.
• Another goal is to create a stable, durable and solid surface from the interconnected panels; when laying, however, it should be possible to align the panels over a certain period of time.
• At least one caterpillar or web is applied in the groove or on at least the inner surface of one of the legs of the groove and / or on at least one surface of the tongue, for latching on the respectively assigned and in particular attachable surface of the tongue and / or Another caterpillar or web is applied.
• the caterpillars act as locking devices when laying the cladding panels or when joining them together; the caterpillar and the other caterpillar act together as locking or locking elements.
• at least one of the two caterpillars is formed with an adhesive, an adhesive connection between the groove and the tongue can be achieved.
• the beads made of plastic and / or adhesive are applied in the factory in a simple and quick procedure, e.g. sprayed.
• a material processing operation e.g. Milling, to form a locking element is not required.
• plastics which can be applied as a corresponding bead or web or further bead or web to the surfaces of the groove and / or the tongue.
• silicone plastics plastics based on polyalkylene, in particular PVC, PE, PP and hot-melt adhesive based on neoprene are suitable for this.
• Such plastics should be hot-formable or hot-adhesive and extrudable or moldable in the form of a bead and on the respective material of the plate can freeze adversely. In use, they should have appropriate elasticity and viscosity in order to act as a locking element.
• thermoplastics are particularly suitable as thermoformable plastics.
• Polyolefins, vinyl polymers, polyamides, polyesters, polyurethane and ionomers can be used as thermoplastics.
• Various types of rubber can be used as elastomers.
• TPE, TPR, TPO, SPS, TP-Q, TP-U are particularly suitable as thermoplastic elastomers.
• Hot melt adhesives or heat seal adhesives based on ethylene vinyl chloride, PA, PU, EVA can also be used as plastics. Other plastics can also be used.
• a number of adhesives are known which have sufficient strength so as not to be removed when the tongue is inserted into the groove or to be damaged in their surface shape, but due to the penetration of atmospheric humidity and / or by the application of water during the laying or the process Use sufficiently activated to fully develop their adhesive effect.
• the adhesive of the adhesive bead (s) After the adhesive of the adhesive bead (s) has hardened, they act on the one hand due to the adhesive effect and on the other hand due to the unfolded locking action; the caterpillars either work together with regard to their adhesive effect and / or work together with the material of the tongue or the groove.
• the adhesives and plastics used should be able to be applied to the respective material of the plate with a nozzle and adhere well there.
• Such cladding panels have the advantage that the manipulations and manipulation steps when laying the panels on site are significantly reduced; it is only necessary to introduce water into the groove and / or to apply it to the tongue with a suitable remedy in order to activate the adhesive, if this is desired at all. If the adhesive is curing due to the presence of moisture in the air, this procedure is also not necessary.
• a particular advantage lies in the fact that the mass of the adhesive specified in the adhesive bead at the factory provides a correctly dimensioned or sufficient amount of adhesive and that there is fiddling with or removal of any excess adhesive applied or the adhesive exiting from the groove - Spring connection is omitted. Relatively small amounts of adhesive are sufficient to achieve the snap-in and / or adhesive connection. In particular, the largest possible contact between tongue and groove should be achieved.
• glues consisting of water-soluble, animal (glutin, casein), vegetable (starch, dextrin, cellulose ether) or synthetic (e.g. polyacrylic acid derivatives, polyvinyl alcohol, polyvinyl pyrrolidone) polymers and water as solvents are suitable as adhesives.
• synthetic (e.g. polyacrylic acid derivatives, polyvinyl alcohol, polyvinyl pyrrolidone) polymers and water as solvents are suitable as adhesives.
• These belong to the class of one-component cold setting adhesives, in which the solvent (water) during the process of Glue is sucked up or escapes.
• These glues solidify on cooling, especially gelatinous, and usually dry into a transparent mass, which dissolves into a gel with high adhesive strength when in contact with water.
• an adhesive prepared with water or a water-dispersed adhesive or a glue is applied as an adhesive bead and dried in situ or at the factory.
• the dried adhesive is activated after joining the panels and becomes active Ready-to-stick condition returned.
• the activator can be sprayed or applied using a sponge or the like.
• the beads of adhesive are first moistened with water or a film of water, at least wetting the adhesive bead, is applied or sprayed onto the springs and / or in the grooves of the plates, and the plates are then joined together.
• the open time of the reactivated adhesive is chosen such that there is sufficient time for the plates to be joined together.
• this embodiment has the advantage that the groove and the tongue can be easily locked together; if the caterpillar or web is formed from an adhesive, then locking can be carried out accompanied by adhesive bonding.
• the groove and the tongue are each formed longitudinally or in a longitudinal side and / or longitudinally or in a transverse side of a plate, the tongue and / or the groove and / or the caterpillars or tracks possibly overlapping one another extend the entire length of the respective side surface. This means that the Cladding panels achieved optimal connectivity and cohesion when laying with the cladding panels to be connected.
• Joining panels to be joined becomes easy when the features of claim 7 are used; joining the flat surfaces is possible with little effort; it is only necessary to overcome the elevations formed by the caterpillars applied in order to insert them into the recesses.
• at least one leg, preferably the lower one, of the groove can be elastically expanded or elastically bent when the tongue is inserted and / or the plastic and / or adhesive used has corresponding elastic behavior or viscosity.
• Adhesive beads are partially, largely or completely undone in the course of the activation of the softening adhesive; thus the cross sections of the
• the adhesive of the adhesive beads or webs is water-soluble or can be dissolved and / or activated upon contact with or supply of water and / or moisture and / or of water-soluble glue, e.g. White glue, and / or is formed by a pressure-sensitive adhesive or a pressure-activating or pressure-activating adhesive when pressure is applied.
• water-soluble glue e.g. White glue
• the panel made of wood-based material, MDF,
• Chipboard is formed and, if necessary, on its front or usage surface and / or on its back with at least one support, e.g. a decorative pad, in particular made of plastic, decorative paper, wood or the like.
• the cross-sectional shape of the caterpillar can be chosen in many ways; It is advantageous if the caterpillar or web and / or the recess and / or the recess in the
• the caterpillars fulfill a double function, namely, they act as a locking element and as an element for connecting two plates.
• the features of claim 29 are advantageous
• Milling out plate grooves the components can be quickly manufactured in large quantities; the components are sometimes connected to the plates at the factory or remain with the consumer.
• the grooves and tongues are not aligned perpendicular to the side surfaces of the plates, but run perpendicular to the surface of the plates. This means that the tongue and groove can be locked when the panels are laid by a movement perpendicular to the panel surface. Regardless of this, all advantages of the tongue and groove connection options described above can be used or provided.
• Cladding panels; Fig. 9 shows schematically the joining of two cladding panels; 10 and 10a show sections of caterpillars; Fig. 11 shows an embodiment of the invention in which the spring is in the form of a "foreign spring" and is inserted in grooves of adjacent or to be connected plates; 12 shows a particularly advantageous embodiment of the invention. Fig. 13 shows the dimensions of a caterpillar. 14 and 15 show further embodiments of the invention.
• Fig. 9 shows schematically two cladding panels 1, 2, which are to be moved towards each other in the direction of arrow 20 and connected to each other.
• This connection which takes place by moving, can or should take place as the last connection step only in the plane spanned by the two plates 1, 2.
• the two plates each have on one of their long sides and / or narrow side a tongue 6 projecting from the end face 17 and on the opposite long side and / or narrow side a groove 12 formed in the end face 17.
• the same conditions can exist on the end faces 17 of the narrow sides; each of the plates 1, 2 can each have a groove 12 and a tongue 6 on the end face 17 of these narrow sides.
• the shape of the groove and the tongue is matched to each other to ensure a good connection between the groove and the tongue.
• This shape allows the tongue 6 to be inserted into the groove 12 when the plates 1, 2 are aligned in the plane of the plate. It is possible to connect the plates 1, 2 like a checkerboard or offset from one another. Both the connection on the long sides and on the narrow sides takes place by moving essentially in the plane spanned by the plates 1, 2.
• the type of connection according to the invention could also only be provided on the transverse or narrow sides of plates be connected on the long side in a different way, for example by swiveling or swiveling the panel to be connected.
• Fig. 1 shows schematically a section through two plates 1, 2, which are to be joined together.
• the plate 1 has a spring 6 which is inserted into a groove 12 in the plate 2 until the end faces 17 in the upper region or in the region of the surface 18 of the
• Plates 1, 2 are close together.
• the boundary edges of the groove 12 and / or the tongue 6 can be rounded or chamfered.
• a caterpillar 8 is applied to at least one spring surface, in the present case the spring surface 7 close to the surface, or in particular adheres firmly to the spring surface 7.
• a further bead 9 adapted to the position of the bead 8 is formed in the otherwise preferably flat wall surface 5.
• the adhesive of at least one of the adhesive beads or webs 8, 9 is water-soluble or is soluble and / or activatable upon contact with or supply of water and / or moisture and / or of water-soluble glue, e.g. White glue, and / or is formed by a pressure-sensitive adhesive or a pressure-activating or pressure-activating adhesive when pressure is applied.
• the adhesive of the adhesive beads 8, 9 can be activated by wetting the adhesive beads 8, 9 with water before the plates 1, 2 are joined together or by adding water to the groove 12 and / or to the tongue 6.
• At least one leg 3, 4 of the groove 12 can be elastically expanded or inserted when the tongue 6 is inserted is elastically bendable.
• each caterpillar 8 or 9 is assigned a corresponding further caterpillar 9 at the corresponding point in the wall opposite it, so that these two caterpillars 8, 9 can latch, as shown in FIG. 1 a.
• two caterpillars 8 mounted on the spring 6 are formed in FIG. 2; with these beads 8 correspond at a corresponding point on the wall surface 5 of the groove 12 two further beads 9. In this way, the bonding and / or locking of tongue and groove can be improved.
• FIG. 3 it is provided that both
• Spring surfaces 7 converge towards the free end of the spring 6 and that the wall surfaces 5 of the groove 12 are inclined at the same angle as the spring surfaces 7 and converge inwards.
• the tongue 6 and the groove 12 can be connected in a positive manner or with a snug fit or at least over a part of the, possibly over the entire, insertion area (es) of the tongue 6 and / or that the area of the tongue 6 located in front of the caterpillar or track 8 towards the free end of the tongue 6 can be inserted in the groove 12 with a positive fit or with a snug fit.
• the tongue 6 and / or the groove 12 and / or the caterpillars 8 and 9 extend over the entire length of the respective side surface 17, and / or that the caterpillars 8 and 9 and optionally the recess 10 (Fig.
• the board 1, 2 is made of wood, wood-based material, MDF, HDF, plastic, recycled plastic, with synthetic resin or bonded chips (chipboard) and, if necessary, on its front or usage surface and / or on the back of each with at least one pad 13, 14, for example a decorative pad, in particular made of plastic or decorative paper.
• the groove 12 and the tongue 6 are formed from the material of the plate 1, 2 or milled out of the latter, or that the tongue 6 is formed in one piece with the material of the plate 1, 2.
• the caterpillar (s) or web (s) 8 with the additional caterpillar (s) 9 assigned in the spring 6 and / or in the Groove 12 can be locked and the caterpillar (s) or web (s) 8 and the other caterpillar (s) 9 interact as locking elements.
• a caterpillar 8 having an approximately rectangular cross section is formed on a wall surface 5 of the groove 12; a lenticular bead 9 is formed at a corresponding position on the spring surface 7. This allows both locking and gluing of the two plates 1, 2 to be connected to one another.
• a caterpillar 9 is formed on the spring surface 7 near the surface and that on the A caterpillar 8 is applied to the spring surface 7 remote from the surface.
• a bead 8 is formed on the near-surface wall surface 5 of the leg 3 of the groove 12 and a further bead 9 is formed on the wall surface 5 of the leg 4.
• the caterpillar 8 and a further caterpillar 9 are each assigned to one another in terms of position in order to enable a corresponding latching and, if appropriate, gluing.
• two further caterpillars 9 are formed on each spring surface 7 at a distance from the end surface 17 of the plate 1; Accordingly, two caterpillars 8 are formed on both wall surfaces 5 of the legs 3 and 4 at a corresponding distance or at a corresponding distance from the end face 17 of the plate 2.
• part of the caterpillar or track 8 or 9 is arranged sunk in a recess 10 which is formed in the wall surface 5 of the groove 12 and / or in the spring surface 7.
• the recess 10 helps to ensure that the bead 8 or 9 applied is firmly connected to the respective wall surface and is not sheared off even when the tongue 6 is inserted into the groove 12.
• the caterpillars 8, 9 can also extend over the recess 10 onto the surfaces 5 or 7.
• the recesses 10 can also have areas 20 which are free of caterpillar material and are at most filled with caterpillar material if this softens during the gluing process.
• the plates 1, 2 can have supports 13 and 14, e.g. made of wood, plastic, paper or the like, provided in order to design the usable area or the floor area accordingly.
• the selected cross sections of the caterpillars 8 and 9 and the recesses 10 can be selected; the area of the caterpillar 8 or 9 protruding from the recess 10 or projecting from the wall surface 5 of the groove 12 or the spring surface 7 is received by the recess 10 in particular when gluing or softening, or comes into contact with the surfaces thereof and optionally glues the tongue 6 with the legs 3, 4 of the groove 12.
• the cross-sectional shape of the recess 10 can be oblong rectangular, triangular, lenticular, triangular elliptical or the like.
• the caterpillar 8 could also be formed by a series of individual caterpillars lying directly next to one another.
• a corresponding shaping of the beads 8, 9 and / or a corresponding water application for the adhesive bead 8, 9 can be provided or this adhesive bead can be loosened accordingly, so that it can soften sufficiently.
• the legs 3, 4 of the groove 12 which are elastically expanded when the tongue 6 is inserted into the groove 12, in the expanded Position remain.
• the joint 16 could form a step between the surfaces 18 of the two plates 1, 2, which would be subject to increased wear, provided that not only the lower leg remains elastically expanded.
• the leg 3 of the groove 12 near the surface is made stronger or less elastic, in particular inelastic at all, and only the leg near the bottom or the bottom of the groove is designed to be elastically deflectable. It can thus be avoided that larger or less deformable caterpillars 8, 9 bend the upper leg 3 near the surface, but only the lower weaker or thinner leg 4 of the groove 12 is bent.
• the caterpillar (s) 8, 9 is formed only on the downwardly directed spring surface 7 or on the wall surface 5 of the lower leg 4 of the groove 12 ( are). In this way, both the tongue 6 and the upper leg 3 of the groove 12 would counteract an arching of the connection point if the size or the volume of the bead is too large or if an adhesive is not used to soften it sufficiently and / or the volume between tongue and groove is not sufficient for him.
• the shape of the recess 10 can be lenticular, triangular, semi-elliptical or oblong rectangular. It is provided that this recess 10 is formed as a recess in the otherwise flat spring surface 7 or the flat wall surface 5 of the groove 12. The purpose of this is to define or limit the application of adhesive or the amount of plastic for the beads 8, 9 to certain areas.
• recesses 10 are formed in the spring surfaces 7 of the spring 6, each of which accommodates a caterpillar 8.
• the two caterpillars 8 can have different cross sections. It is entirely possible to design the caterpillars which are located in the two wall surfaces 5 of a groove 12 or on the two tongue surfaces 7 of a tongue 6 differently.
• the caterpillar 9 formed in the leg 3 is larger than the recess 9 formed in the leg 4.
• the caterpillars 8, 9 are advantageously triangular in cross section with a rounded edge so that they can be snapped onto one another to be.
• the flank angles are between 30 to 60 °, in particular between 40 and 50 °.
• the connection can also be separated if there is no adhesive effect.
• the front edge regions of the tongue 6 have curves or bevels 19, as is shown in FIGS. 1, 3 or 7 and 8, in order to insert the legs 3 into the groove 12 when the tongue 6 is inserted , 4 or the caterpillars 8, 9 to be pushed apart as gently as possible.
• the spring 6 can have a curve 19 directly in front of the caterpillars 9. This also makes it possible to make the spring 6 shorter and the groove 12 less deep.
• the joint 16 in the near-surface area of the plates 1, 2 is designed such that the near-surface areas of the end face 17 abut one another and a gap is avoided as far as possible.
• the end faces 17 do not touch one another or that a gap 15 is formed between them. This is achieved in particular in that the bottom leg 4 of the groove 12 is slightly shorter than the leg 3 near the surface. It is generally advantageous if the caterpillars or tracks 8, 9 are approximately in the center or in the
• the width B of the caterpillar or web 8 or 9 is one to nine times, preferably one to seven times, in particular two to five times, as large as its height H.
• the adhesive bead or web 8, 9 comprises an adhesive-latent adhesive material, preferably a water-emulsifiable polymer adhesive, the adhesive material being convertible to the adhesive-ready or adhesive state by moistening with water, and / or that the plastic or the agent Water or water moisture (re) activatable adhesive material of the adhesive bead or web 8 or 9 with an essentially uniform layer thickness of 0.1 to 0.6 mm, in particular of 0.2 to 0.5 mm, with thickness tolerances in the range of ⁇ 0.05 to 0.1 mm, and / or that the adhesive of the adhesive bead or web 8 is made of a fast binder or assembly glue based on polyvinyl acetate, such as Do s MDO 55 Henkel, or from a commercially available wood glue, e.g. based on
• the caterpillars 8, 9 can be attached to the corresponding surfaces 5, 7 either directly on these surfaces 5, 7 or in the recesses 10 which were formed in the in particular flat surfaces 5, 7.
• the caterpillars 8, 9 advantageously project approximately 0.1 to 0.2 mm above the respective surface 5, 7.
• the spring 6 advantageously carries a bead 9 on each spring surface 7 and an adhesive bead 8 is optionally applied in a recess 10 on each leg 3, 4 of the groove 12.
• the essential effect of the caterpillars 8, 9 applied is their locking action, which is used in particular in the course of laying and adapting panels to be joined.
• Fig. 11 shows an embodiment of the invention, in which the spring construction is designed such that the side surfaces 17, on which a plate 1, 2 should have a spring that should cooperate with a groove of a plate to be connected, are designed such that for the time being a groove 12 is also formed there, into which a tongue 6 'of an independent component can be inserted.
• This spring 6 ' occurs as a separate component instead of the spring 6 described in the figures and the description or claims and is connected or connectable to one of the plates 1, 2, optionally at the factory.
• the spring 6 ' is designed along its two sides as a spring 6 or is designed on both sides as described in connection with the description, the drawings and the patent claims for a spring 6. It can be provided that the spring is designed as a mirror image.
• the tongue 6 ' With one side, the tongue 6 'is inserted into a groove in the plate 1 and with its other side (when laying) in a groove in the plate 2.
• the caterpillars 8 and 9 on the spring surface 7 engage with caterpillars 8 and 9 in the legs 3, 4 of the respective grooves 12.
• the component 6 ' represents a double spring 6.
• Foreign spring lies in the fact that the plates 1, 2 are only to be designed all around with corresponding grooves 12 on their side surfaces and that the foreign springs 6 'are to be inserted into the grooves 12 at the factory or only when they are being laid. Also inserting a foreign spring 6 ' takes place in the plane of the respective plate 1, 2.
• the plates 1, 2 are also connected when using external springs 6 ', at least in the last assembly step, by shifting in the plate plane.
• Fig. 12 shows an embodiment of the invention in which the grooves 12 are not formed perpendicular to the side surfaces 17, but perpendicular to the surface of the plates 1, 2, i.e. run through 90 °.
• the groove area A is constructed or constructed in the same way as the grooves 12 are, which are described in FIGS. 1 to 11 or the associated description and the associated patent claims.
• a tongue 6 interacts with this groove 12, which also corresponds to the tongues 6, as described in the previous FIGS. 1 to 11 and in the previous description and the patent claims.
• the spring 6 can also be viewed as rotated by 90 °.
• the area A thus represents nothing other than the previously described connection area of a groove 12 with a tongue 6, only that in the present case the groove 12 and the tongue 6 run perpendicular to the surface of the plate 2.
• beads 9 and beads 8, in particular adhesive beads are formed on the wall surfaces 5 of the groove 12 and / or on the tongue surfaces 7 in order to lock the groove 12 with the tongue 6 and if necessary to effect a mutual gluing.
• the area B can also be a groove area rotated by 90 ° in the
• the leg 4 of this groove area B acts on the one hand as a spring 6 with the groove 12 of area A; on the other hand, the leg 4 also forms a groove 12 * with the body 31 of the plate 2, into which the leg 4 of the area A can be inserted.
• One or both sides of the leg 4 can be provided with caterpillars 8 and 9 which cooperate with caterpillars 8 and 9 formed in or on the wall surfaces 5 'of the groove 12'. The formation of such caterpillars 8 and the further caterpillars 9 in the groove 12 and / or on the tongue 6 has already been described in detail in the preceding description. If it is provided that the plate 2 in its lateral end region with a
• Boundary surface 30 ends at a distance from the outer leg 4 of the groove 12 in order to facilitate the joining of the plates 1, 2, so corresponding caterpillars 8 and 9 only provided on the spring 6, which can be inserted into the groove 12 of the area A of the plate 1.
• the leg 3 of the groove 12 in the plate 1 is integrated in the plate body of the plate 1 or is represented by the plate body.
• the caterpillars 8 and 9 can also be arranged in recesses 10; However, such recesses 10 are not shown in FIG. 12.
• the previously described adhesives and / or plastics are used for the caterpillars 8 and 9.
• the grooves 12, tongues 6 and recesses 10 are preferably produced by milling.
• the shape of the grooves 12 and tongues 6 is advantageously adapted to one another, but this is not absolutely necessary. Grooves and tongues that are not adapted to one another in shape can also be held together with the caterpillars 8, 9 provided according to the invention.
• the beads 8 and / or 9 can also be applied in the form of successive sections, i.e. may be applied with interruptions.
• At least one caterpillar extends parallel to or along the edge of the end face 17 or in the longitudinal direction of the plate 1, 2.
• the course of the caterpillar possibly due to the manufacture or intended, can deviate from a parallel course with respect to the longitudinal extent of the plate.
• a plate 1 has a groove 12 on at least one side surface, the inner surfaces of which are curved.
• the spring 6 of the plate 2 to be connected has spring surfaces, the curvature of which is adapted to the curvature of the groove side surfaces 5.
• the thickness of the tongue 6 corresponds to the width of the groove 12 or is slightly less.
• the spring carries at least one caterpillar or track 8 on its spring surfaces, which can be locked with at least one further caterpillar 9 on the groove side surfaces 5, as shown in FIG. 15.
• the plate 2 to be connected is placed obliquely on an already installed plate 1 and the end region of the tongue 6 is inserted into the groove 12. This is followed by a lowering or swiveling of the attached plate 2, the tongue 6 being inserted into the groove 12.
• the plates 1, 2 approach each other.
• the caterpillars 8 engage with the other caterpillars 9 and hold the connection created.
• 14 three positions of the plate 2 to be connected are shown schematically. In the top position, which is hatched is executed, the plate to be connected is in a position in which the spring 6 is inserted to a certain extent into the groove 12.
• the tongue 6 penetrates deeper into the groove 12 until, in the connected position, at least the end regions of the plates 1, 2 on the surface face one another and the tongue 6 is so far received by the groove 12 that the caterpillars 8 cooperate or latch with the other caterpillars 9, as shown schematically in FIG. 15.
• the radii of curvature of the inner surfaces of the groove 12 and the surfaces of the tongue 6 are of the same size or the thickness of the tongue 6 corresponds to the width of the groove 12 or is kept somewhat smaller.
• caterpillars 8 and 9 are directly opposite one another with respect to the tongue 6 and the groove 12, respectively.
• the spring surfaces and the side surfaces of the groove 12 may have straight and curved sections, the straight sections not hindering or permitting pivoting of the attached plate 2 when two plates 1, 2 are connected.
• the caterpillars 8 and the further caterpillars 9 engage behind one another or the caterpillars 8 on the springs 6 engage behind the further caterpillars 9 in the groove 12.
• the position of the caterpillars 8 and the further caterpillars 9 on the spring surfaces and the side wall surfaces of the grooves 12 is chosen accordingly.
• the caterpillars 8, 9 engaging behind one another abut one another or can connect to one another.
• the other beads 9 on the wall surfaces of the groove 12 hold the beads 8 on the
• the groove legs can be widened or bent slightly, possibly permanently,.
• the locking function of the caterpillars 8 and the other caterpillars 9 when inserting and pivoting in is essentially the same.

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• Engineering & Computer Science (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• Wood Science & Technology (AREA)
• Finishing Walls (AREA)
• Floor Finish (AREA)
• Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
• Polishing Bodies And Polishing Tools (AREA)
• Electromechanical Clocks (AREA)

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• 2003
  • 2003-03-07 AT AT0035803A patent/AT501440A1/de not_active Application Discontinuation
• 2004
  • 2004-02-18 CA CA2517907A patent/CA2517907C/fr not_active Expired - Fee Related
  • 2004-02-18 US US10/548,105 patent/US9103128B2/en not_active Expired - Fee Related
  • 2004-02-18 PT PT04711951T patent/PT1601843E/pt unknown
  • 2004-02-18 AT AT04711951T patent/ATE363568T1/de active
  • 2004-02-18 WO PCT/AT2004/000049 patent/WO2004079128A1/fr not_active Ceased
  • 2004-02-18 DK DK04711951T patent/DK1601843T3/da active
  • 2004-02-18 DE DE200450003961 patent/DE502004003961D1/de not_active Expired - Lifetime
  • 2004-02-18 EP EP04711951A patent/EP1601843B1/fr not_active Expired - Lifetime
  • 2004-02-18 CN CN200480006096A patent/CN100575636C/zh not_active Expired - Fee Related
  • 2004-02-18 ES ES04711951T patent/ES2287699T3/es not_active Expired - Lifetime

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