DK154512B - LAYOUT OF THE CONCRETE CREST - Google Patents

LAYOUT OF THE CONCRETE CREST Download PDF

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Publication number
DK154512B
DK154512B DK116179A DK116179A DK154512B DK 154512 B DK154512 B DK 154512B DK 116179 A DK116179 A DK 116179A DK 116179 A DK116179 A DK 116179A DK 154512 B DK154512 B DK 154512B
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DK
Denmark
Prior art keywords
laying
concrete
cobblestones
laying unit
longitudinal
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Application number
DK116179A
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Danish (da)
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DK116179A (en
DK154512C (en
Inventor
Knud Anker Rasmussen
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Sf Vollverbundstein
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Publication of DK154512C publication Critical patent/DK154512C/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00Pavings made of prefabricated single units
    • E01C5/06Pavings made of prefabricated single units made of units with cement or like binders
    • E01C5/08Reinforced units with steel frames
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00Pavings made of prefabricated single units
    • E01C5/06Pavings made of prefabricated single units made of units with cement or like binders
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C2201/00Paving elements
    • E01C2201/02Paving elements having fixed spacing features
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C2201/00Paving elements
    • E01C2201/16Elements joined together
    • E01C2201/162Elements joined together with breaking lines
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C2201/00Paving elements
    • E01C2201/16Elements joined together
    • E01C2201/167Elements joined together by reinforcement or mesh

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)

Description

iin

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Den foreliggende opfindelse angår en læggeenhed af et antal i udlægningsstilling anbragte brosten af beton eller tilsvarende materiale og af den i krav l's indledning angivne art.BACKGROUND OF THE INVENTION The present invention relates to a laying unit of a number of paving stones of concrete or similar material and of the kind specified in the preamble of claim 1.

5 Fra DE-offentliggørelsesskrift nr. 2.337.818 kendes i det væ sentlige en sådan læggeenhed. Ved denne læggeenhed er et fletværk henholdsvis et væv af ståltråd eller plaststrenge anbragt på omtrent 1/2 højde i det af beton bestående indicerede brudsted. Armeringen ligger således i den neutrale og dermed ikke jq virkende zone. En mangel ved denne udlægningsenhed er også dens kostbare fremstilling. Man må nemlig efter indføring af et første materialelag i en form lægge armeringen på dette første materialelag,, hvorpå så restmaterialet for læggeenheden indføres i formen. Fremstillingen omfatter således flere trin, ^5 hvilket er i modsætning til kravene for en økonomisk rationel fremstilling.5 From DE Publication No. 2,337,818, substantially such a laying unit is known. At this laying unit, a braid or steel wire or plastic strands, respectively, is placed at about 1/2 height in the indicated fracture site. The reinforcement thus lies in the neutral and thus non-acting zone. A shortcoming of this lay-out unit is also its costly manufacture. Namely, after insertion of a first material layer into a mold, the reinforcement must be applied to this first material layer, after which the residual material for the laying unit is introduced into the mold. The preparation thus comprises several steps, which is contrary to the requirements of an economically rational manufacture.

Andre kendte læggeenheder sammensættes ved deres fremstilling til en plade med enjrelativ anbringelse svarende til den endelige 2Q brostensbelægning. Såfremt de enkelte sten'i.en sådan enhed er forbundet ved indicerede brudsteder, fjernes forbindelsen efter lægningen ved rystning eller på tilsvarende måde. Laggeenhedeme udlægges fortrinsvis mekanisk henholdsvis maskinelt ved hjælp af tilsvarende udlægningsapparater. En generel vanskelighed 2 g ved de kendte læggeenheder består i at give de nævnte indice rede brudsteder, sådanne mål, at de kan overføre de under enhedernes transport og udlægning optrædende belastninger uden brud, men at de efter udlægning uden undtagelse brydes ved rystning eller en anden trykpåvirkning for at give brolægningen karakte-30 ren af en belægning bestående af løse enkeltsten. Når brudste derne er dimensioneret for store, undgår man ganske vist brud under transporten og udlægningen, men efter udlægningen er den ønskede fjernelse af forbindelsen ved at bryde brudstederne vanskelig, og sikres ikke fuldstændigt. Ved svag dimensio-35 nering af betonlister optræder den sidste ulempe ganske vist ikke, men man må i større omfang regne med brudte læggeenheder. Da de optrædende belastninger, betonkvaliteten og dermed listernes holdbarhed, betonens afbindingstid og yderligere faktorer hyppigt er forskellige, er det i praksis hidtil ikke lykkedes at sikre en fuldstændig tilfredsstillende dimensione- • ring af brudstéderne.Other known laying units are assembled in their preparation into a plate with an unrelated arrangement corresponding to the final 2Q cobblestone coating. If the individual stones of such a unit are connected at indicated fracture sites, the connection is removed after laying by shaking or similar means. The laying units are preferably laid mechanically or mechanically, respectively, by means of corresponding laying apparatus. A general difficulty 2 g of the known laying units consists in giving said indicated breakage points, such that they can transmit the loads occurring during the transport and laying of the units without breakage, but that after laying, without exception, they are broken by shaking or another pressure to give the paving the character of a coating of loose single stones. When fractures are sized too large, fractures are avoided during transport and laying, but after laying, the desired removal of the joint by breaking the fracture sites is difficult and is not completely ensured. The slight disadvantage is that the last disadvantage does not occur with weak dimensioning of concrete slats, but broken laying units must be expected to a greater extent. Since the loads occurring, the quality of the concrete and thus the durability of the moldings, the time of the concrete being fixed and other factors are frequently different, it has in practice so far failed to ensure a fully satisfactory dimensioning of the fracture sites.

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Det er den foreliggende opfindelses formål at forbedre en lægge-geenhed:af den beskrevne art på en sådan måde,.at· det sikres, at en læggeenheds indbyrdes forbundne brosten under transporten forbliver i indbyrdes forbindelse, og hvor man til trods 1Q herfor efter udlægningen ved rystning eller tilsvarende midler på tilforladelig måde skaffer enkeltsten.SUMMARY OF THE INVENTION It is an object of the present invention to improve a laying unit: in the manner described in such a manner, that it is ensured that a laying unit's interconnected cobblestones during transport remain interconnected and, in spite of 1Q, after being laid by shaking or similar means reliably provide single stone.

For at tilgodese dette formål er læggeenheden ifølge den foreliggende opfindelse ejendommelig ved det i den kendetegnende ig del af krav 1 anførte.In order to meet this purpose, the laying unit of the present invention is characterized by the characterizing part of claim 1.

Ved den foreliggende opfindelse tager man ikke blot hensyn til de statiske synspunkter, men også i stor udstrækning til økonomiske overvejelser. Desårsag består den indicerede brudsteds-2o forbindelse fortrinsvis af et prisgunstigt, f.eks. markedsført net af monofile plasttråde. På et fortløbende net af denne art fremstilles brostenene, henholdsvis læggeenhederne, på sædvanlig måde, nemlig under anvendelse af et underlagsbrædt eller et tilsvarende organ, og dette uden brug af særskilte 25 afstandsholdere. Nettet er heller ikke forsynet med særlige forankringselementer, f.eks. ankerkroge og tilsvarende organer, der rager på tværs af netplanet ind i betonen. Man kunne tværtimod på overraskende måde fastslå, at man også med et net med forholdsvis tynde strenge, henholdsvis tråde uden brug 30 af særlige hjælpemidler, alene ved betonstøbning af brostene får en tilstrækkelig binding til betonen, henholdsvis en ringe indlejring på en sådan måde, at dette plastnet sikkert sammenholder stenene for transport.The present invention not only takes into account the static views, but also to a great extent economic considerations. Accordingly, the indicated fracture-site connection preferably consists of an inexpensive, e.g. marketed network of monofilament plastic wires. On a continuous network of this kind, the cobblestones or the laying units, respectively, are manufactured in the usual manner, namely, using a backing board or similar means, and this without the use of separate spacers. The network is also not provided with special anchoring elements, e.g. anchor hooks and similar bodies projecting across the net plane into the concrete. On the contrary, it could be surprisingly found that even with a mesh of relatively thin strands or threads without the use of special aids, only by concrete casting of the bricks, sufficient bonding to the concrete or a slight embedding in such a way that this plastic mesh securely holds together the stones for transport.

35 Den særlige, overraskende statiske virkning ved opfindelsens genstand ligger i, at de i brostenene og betonlisternes yderste, nedre tværsnits område forløbende tråde eller strenge optager de ved transport og udlægning optrædende kræfter i tilstrækkelig grad, således at læggeenheden holdes sikkert sammen35 The particular, surprisingly static effect of the object of the invention lies in the fact that the strands or strands of the cobblestones and concrete slats, the lower cross-sectional area, absorb the forces occurring during transport and laying sufficiently to hold the unit together securely.

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3 under transport. Læggeenheden kan derfor i overvejende grad transporteres og indbygges brudfrit. Afvigende fra de hidtil sædvanlige regler er forbindelsesnettets mål ifølge opfindelsen § rettet mod, at det ødelægges efter læggeenhedernes udlægning på pålidelig måde ved hjælp af forholdsvis ringe belastninger, mindst ved at ryste brostensdækket.3 during transport. The laying unit can therefore to a large extent be transported and built-in without breakage. By way of derogation from the usual rules, the object of the connection network according to the invention is aimed at destroying it reliably after the laying of the laying units by means of relatively low loads, at least by shaking the cobblestone deck.

Fortrinsvis er nettet i området for længdetrådenes og tværtråde-10 nes krydsninger udformet med fortykkelser, jvf. det i den ken detegnende del af krav 2 anførte. Herved opnås en forøget forankring af armeringsnettet i henholdsvis til betonen.Preferably, the mesh in the region of the intersections of the longitudinal and transverse wires 10 is formed with thickening, as set forth in the characterizing portion of claim 2. This results in an increased anchoring of the reinforcing mesh to the concrete, respectively.

Det er fordelagtigt når længdetrådenes og tværtrådenes indbyr-15 des afstand er større end diameteren for betonblandingens stør ste korn, jvf. det i den kendetegnende del af krav 3 anførte. Derved kan også betonblandingens største korn komme gennem en maske uden at ødelægge dens tråde.It is advantageous when the distance between the longitudinal wires and the transverse wires is greater than the diameter of the largest grain of the concrete mixture, cf. the characterizing part of claim 3. This also allows the largest grain of the concrete mix to pass through a mask without destroying its threads.

2o Ved en foretrukken udførelsesform for læggeenheden ifølge opfin delsen består nettet af lavtrykspolyethylen med en maskevidde på ca. 20 mm og monofile længdetråde såvel som tværtråde med en tykkelse på ca. 0,45 mm. Lavtrykspolyethylen er særdeles modstandsdygtig og kan fremstillingsteknisk beherskes forholds-25 vis let.In a preferred embodiment of the laying unit according to the invention, the mesh consists of low pressure polyethylene having a mesh width of approx. 20 mm and monofilament longitudinal threads as well as transverse threads with a thickness of approx. 0.45 mm. Low-pressure polyethylene is extremely resistant and can be controlled relatively easily from a technical point of view.

Maskevidden på ca. 20 mm sikrer, at også betonblandingens normalt største korn kan komme gennem en maske uden at ødelægge trådene. Den valgte tykkelse til længdetrådene såvel som tvær-30 trådene på ca. 0,45 mm giver forbindelsesnettet en tilstrækkelig styrke, men sikrer på den anden side, at det knækker forholdsvis let i området mellem nabostillede sten.The mesh width of approx. 20 mm ensures that even the usually largest grain of the concrete mixture can pass through a mask without damaging the threads. The selected thickness for the longitudinal threads as well as the transverse threads of approx. 0.45 mm gives the connection network sufficient strength but on the other hand ensures that it breaks relatively easily in the area between adjacent stones.

En læggeenhed ifølge den foreliggende opfindelse forklares 35 nærmere nedenfor på grundlag af i tegningen viste udførel seseksempler. På tegningen viser fig. 1 en første udførelsesform for en med en af et plastnet bestående armering i grundrids,A laying unit according to the present invention is explained in greater detail below on the basis of exemplary embodiments shown in the drawing. In the drawing, FIG. 1 shows a first embodiment of a reinforcement consisting of a base mesh reinforcement,

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4 fig. 2 set fra siden læggeenheden i overensstemmelse med fig. 1 under dens fremstilling, g fig. 3 et udsnit af læggeenheden i forstørret målestok i grund rids, fig. 4 et tværsnit langs linien IV-IV i fig. 3 og fig· 5 en anden udførelsesform for læggeenheden med brosten af sekskantsten og uregelmæssigt anbragte betonlister.4 FIG. 2 is a side view of the laying unit according to FIG. 1 during its manufacture, g fig. Figure 3 is an enlarged sectional view of the laying unit in enlarged scale; 4 is a cross-sectional view taken along line IV-IV of FIG. 3 and Fig. 5 show another embodiment of the hexagon stone paving unit and irregularly placed concrete moldings.

Læggeenheder 10 af beton består af et antal brosten 11. Disse kan have forskellig omkredsform, svarende til de mange kendte 15 brosten, indbefattende såkaldte forbandtbrosten. De i fig. 1 til 4 af hensyn til den enkle fremstilling viste kvadratiske brosten 11 er sammenføjet til læggeenheden 10 ved indicerede brudforbindelser. De indicerede brudforbindelser består hensigtsmæssigt, således som ved det viste udførelseseksempel, 20 af betonlister 12, der i området for længdefuger 13 og tvær fuger 14 strækker sig mellem ved siden af hinanden beliggende brosten 11. Disse betonlister har almindeligvis en mindre konstruktionshøjde end brostenene 11.Concrete laying units 10 consist of a plurality of cobblestones 11. These may have different circumferential shapes, similar to the many known 15 cobblestones, including so-called bandaged cobblestones. The 1 to 4, for the sake of simplicity, the square cobblestone 11 shown is joined to the laying unit 10 by indicated fracture connections. Conveniently, as indicated in the illustrated embodiment, the indicated fracture joints 20 consist of concrete moldings 12 extending in the region of longitudinal joints 13 and cross joints 14 between adjacent cobblestones 11. These concrete moldings generally have a smaller construction height than the cobblestones 11.

25 Ved den foreliggende læggeenhed 10 er betonlisterne 12 dimen sioneret således, at de ab fabrik ikke er egnet til at optage de under transporten og den (maskinelle) lægning forekomne belastninger uden brud. Denne "underdimensionering" af betonlisterne 12 udlignes ved hjælp af en særlig armering. Denne 30 består af et net 15 af plaststof. Ved det foretrukne udførel seseksempel er monofile længdetråde 16 og tværtråde 17 indbyrdes forbundet, og dette under dannelse af fortykkelser 18 i området for krydsningsstederne. Nettet 15 består fortrinsvis af lavtryks-polyethylen. Længde- og tværtrådene 16's og 35 171s diameter ligger fortrinsvis i størrelsesordenen på 0,45 mm. Afstanden mellem længde- og tværtrådene 16, 17, altså maskevidden, kan hensigtsmæssigt svare til ca. 20 mm. Almindeligvis kan det anbefales at vælge afstandene mellem længde-25 In the present laying unit 10, the concrete moldings 12 are dimensioned such that they are not factory-fit to absorb the stresses encountered during transport and (mechanical) laying without breakage. This "under-dimensioning" of the concrete moldings 12 is offset by a special reinforcement. This 30 consists of a net 15 made of plastic. In the preferred embodiment, monofilament longitudinal yarns 16 and transverse yarns 17 are interconnected, forming thickens 18 in the region of the junction sites. The mesh 15 preferably consists of low pressure polyethylene. The diameter of the longitudinal and transverse wires 16 and 35 171 is preferably in the order of 0.45 mm. The distance between the longitudinal and transverse threads 16, 17, i.e. the mesh width, may conveniently correspond to approx. 20 mm. In general, it is recommended to choose the distances between

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5 og tværtrådene 16, 17 indbyrdes mindre end betonlisterne 12's bredde. Derved sikres at der i en betonliste 12's længderetning altid forløber mindst én tråd 16 eller 17. Denne optager så de optrædende bøjningstrækspændinger. Maskernes mindste-5 størrelse begrænses hensigtsmæssigt således, at det største korn i betonblandingen (f.eks. 15 mm) kan træde igennem en maske uden at ødelægge dens tråde 16, 17.5 and the cross threads 16, 17 are less than the width of the concrete moldings 12. This ensures that at least one wire 16 or 17. in the longitudinal direction of a concrete molding 12 always extends to the occurring bending tensile stresses. The minimum size of the masks is suitably limited such that the largest grain in the concrete mixture (e.g. 15 mm) can pass through a mask without destroying its threads 16, 17.

Læggeenhederne 10, henholdsvis deres brosten 11 og betonlister 10 12,fremstilles umiddelbart på nettet 15. Fremstillingspro cessen kan derved i det væsentlige forløbe på kendt måde. Læggeenhederne 10 formes på kendt måde på kendte underlagsbrædder 19. På underlagsbrædtet 19 ligger nettet 15 og dette uden særlige afstandsholdere i forhold til underlagsbrædtet 15 19 og også uden særlige forankringskroge eller tilsvarende or ganer i retning mod betonen. Ved fremstillingen af læggeenheden 10 på nettet 15 bindes dette ubetydeligt i betonen således, at man får en tilstrækkelig forandring henholdsvis hæftning i eller på betonen» 20The laying units 10, respectively their cobblestones 11 and concrete moldings 10 12, are manufactured immediately on the net 15. The manufacturing process can thereby proceed essentially in a known manner. The laying units 10 are formed in known manner on known substrate boards 19. On the substrate board 19, the net 15 and this are without special spacers relative to the substrate board 15 19 and also without special anchoring hooks or similar means in the direction of the concrete. In the manufacture of the laying unit 10 on the net 15 this is insignificantly bonded in the concrete so as to obtain a sufficient change or adhesion in or on the concrete, respectively »20

Ved det i fig. 2 viste udførelseseksempel trækkes nettet 15 som en fortløbende bane fra en lagerrulle 20 taktvist af og hen over underlagsbrædtet 19. Efter færdiggørelse af læggeenheden 10 videretransporteres underlagsbrædtet 19 under yder-25 ligere fremtrækning af nettet 15 fra lagerrullen 20. Mellem dette og det næstfølgende underlagsbrædt 19 gennemskæres derefter nettet 15.In the embodiment shown in FIG. 2, the web 15 is pulled as a continuous web from a bearing roll 20 in a tactile manner over and above the support board 19. Upon completion of the laying unit 10, the support board 19 is further transported by the net 15 from the storage roller 20. Between this and the subsequent support board 19. then cut the web 15.

Nettet 15's virkning tillader desuden en fordeling henholds-30 vis anbringelse af betonlisterne inden for en læggeenhed ikke blot ud fra statiske synspunkter. I fig. 5 ses en læggeenhed 21, der består af brosten 22 med særlige grundridsform. Tre sekskantsten 24a, 24b, 24c er hver gang forbundet til en brostensenhed 22. I området for de til hinanden stødende 35 sider af disse sekskantsten 24a, 24b, 24c er der på oversi den af brostenen 22 dannet, ved punkterede linier antydede, skinfuger 25.In addition, the effect of the mesh 15 allows a distribution or placement of the concrete moldings within a laying unit, not only from static points of view. In FIG. 5 shows a laying unit 21, which consists of cobblestones 22 with a special ground-shaped shape. Three hexagonal stones 24a, 24b, 24c are each connected to a cobblestone unit 22. In the region of the adjacent 35 sides of these hexagonal blocks 24a, 24b, 24c, overlap, the skin joints 25 indicated by dashed lines 22 are formed. .

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Brostenene 22 er lagt således,at der dannes tværrækker 26 med efter hinanden følgende og hver gang 180° drejede brosten 22 og længderækker 27 med ensrettede brosten 22. Det viste udførelseseksempel består af tre længde- og tre tværrækker 5 27, 26. På grund af den relative placering dannes der derved hjørnesten 22a, randsten 22b og indre sten 22c.The cobblestones 22 are laid so that cross rows 26 are formed with successive and each time 180 ° cobblestones 22 and longitudinal rows 27 rotate with unidirectional cobblestones 22. The illustrated embodiment consists of three longitudinal and three transverse rows 5 27, 26. the relative position is thereby formed cornerstone 22a, curb 22b and inner stone 22c.

Betonlister 28 til brostenene 22's indbyrdes forbindelse er anbragt uregelmæssig fordelt. Indenfor tværrækkerne 26 og 10 længderækkerne 27 er brostenene 22 hver gang kun forbundet ved hjælp af en betonliste 28 med den ved siden af liggende brosten af den pågældende længde- eller tværrække 27, 26.Concrete moldings 28 for the interconnections of the cobblestones 22 are arranged irregularly. Within the longitudinal rows 26 and 10 of the longitudinal rows 27, the cobblestones 22 are each connected only by means of a concrete strip 28 with the cobblestones of the respective longitudinal or transverse rows 27, 26.

Der mangler følgelig f.eks. betonlister til forbindelse af brostenene i diagonal retning, f.eks. til forbindelse af en 15 hjørnesten 22a med en indre .sten 22c. Neden .for tværfuger 29 er betonlisterne 28 anbragt med uregelmæssig afstand fra hinanden, medens betonlisterne 28 i området af længdefuger 30 altid ligger på det samme sted, nemlig omtrent i området af et (teoretisk) , på tværs rettet midterplan. Betonlisterne 28 i tvær-20 fugerne 29 ligger derimod udenfor et (teoretisk) længdemidter- plan for brostenene 22. Alle betonlisterne 28 er dog anbragt omtrent i midten af en af de altid lige lange stensider 31.Consequently, for example, concrete moldings for connecting the cobblestones in a diagonal direction, e.g. for connecting a cornerstone 22a with an inner stone 22c. Below transverse joints 29, the concrete moldings 28 are spaced apart at an irregular distance, while the concrete moldings 28 in the region of longitudinal joints 30 are always in the same location, namely approximately in the area of a (theoretical), transverse center plane. The concrete strips 28 in the transverse 20 joints 29, on the other hand, lie outside a (theoretical) longitudinal median plane of the cobblestones 22. However, all the concrete strips 28 are placed approximately in the middle of one of the always equal stone sides 31.

Når den af sådanne læggeenheder 21 fremstillede brolægning 25 derefter tages op, kan der ske en nylægning under brug af alle brostenene 22 i læggeenheden 21. Disse drejes derved blot 60° eller 120° i forhold til den i fig. 5 viste relative stilling. Derudover sker en nyfordeling af brostenene inden for den (nu ikke mere sammenhængende) læggeenhed 21 på en sådan måde at 30 ingen brudsteder for betonlisterne 28 rammer hinanden.When the paving 25 produced by such laying units 21 is then taken up, a re-laying can be done using all the cobblestones 22 in the laying unit 21. These are thereby simply rotated 60 ° or 120 ° relative to the one shown in FIG. 5. In addition, a redistribution of the cobblestones within the (now no more contiguous) laying unit 21 occurs in such a way that 30 no breaking points for the concrete moldings 28 hit each other.

Læggeenheden 21 ifølge fig. 5 er ligeledes udstyret med et net 15 i overensstemmelse med det i fig. 1 til 4 viste eksempel og fremstillet på en tilsvarende måde. Af overskueligheds-35 grunde er dette net 15 ikke vist i fig. 5.The laying unit 21 according to FIG. 5 is also equipped with a net 15 in accordance with the one shown in FIG. 1 to 4 and prepared in a similar manner. For reasons of clarity, this mesh 15 is not shown in FIG. 5th

Analog til udførelseseksemplet ifølge fig. 5 kan også ved læggeenheder af brosten med anden geometrisk form tilvejebrin-Analogous to the embodiment of FIG. 5 can also be provided for laying units of cobblestones of another geometric shape.

Claims (4)

1. Læggeenhed (10) af et antal i udlægningsstilling med brudforbindelse anbragte brosten (11, 22) af beton eller tilsvarende materiale til fremstilling af jordsmonbelægninger, hvor brostenene (11, 22) i læggeenheden (10) hænger løsbart sammen, 2 0 og hvor denne forbindelse omfatter et gennemgående net (15), kendetegnet ved, at det af forholdsvis tynde strenge (længdetråde 16, tværtråde 17) bestående net (15) strækker sig umiddelbart i brostenenes yderste nedre tværsnitsområde. 251. A laying unit (10) of a number of bracket-laid laying positions (11, 22) of concrete or similar material for the preparation of ground coverings, wherein the cobblestones (11, 22) in the laying unit (10) are detachably interconnected, and this connection comprises a through mesh (15), characterized in that the net (15) of relatively thin strands (longitudinal threads 16, cross-threads 17) extends immediately into the outermost lower cross-sectional area of the cobblestones. 25 2. Læggeenhed ifølge krav 1, kendetegnet ved, at nettet (15) i området for krydsningerne mellem længdetråde (16) og tværtråde (17) er udformet med fortykkelser (18).Laying unit according to claim 1, characterized in that the net (15) in the region of the intersections between longitudinal wires (16) and transverse wires (17) is formed with thickening (18). 3. Læggeenhed ifølge krav 1 eller 2, kendetegnet ved, 30 at længdetrådenes (16) og tværtrådenes (17) indbyrdes afstand er større end diameteren for betonblandingens største korn.Laying unit according to claim 1 or 2, characterized in that the distance between the longitudinal wires (16) and the transverse wires (17) is greater than the diameter of the largest grain of the concrete mixture. 4. Læggeenhed ifølge et af kravene 1 til 3, kendetegnet ved, at nettet (15) består af lavgtryks-polyethylen med 3 5 en maskevidde på ca. 20 mm og monofile længdetråde (16) såvel som tværtråde (17) i en tykkelse påca. 0,45 mm.Laying unit according to one of claims 1 to 3, characterized in that the mesh (15) consists of low-pressure polyethylene having a mesh width of approx. 20 mm and monofilament longitudinal threads (16) as well as transverse threads (17) in thickness of approx. 0.45 mm.
DK116179A 1978-03-23 1979-03-21 LAYOUT OF THE CONCRETE CREST DK154512C (en)

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DE19782812753 DE2812753A1 (en) 1978-03-23 1978-03-23 LAYING UNIT MADE OF CONCRETE PAVING STONES
DE2812753 1978-03-23

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DK116179A DK116179A (en) 1979-09-24
DK154512B true DK154512B (en) 1988-11-21
DK154512C DK154512C (en) 1989-05-22

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DK173970B1 (en) * 2000-11-27 2002-03-18 Knud Anker Rasmussen coating elements with cast paving stones, and the form and method of making such an element
US6612776B1 (en) * 2002-11-01 2003-09-02 Jan Erik Jansson Manufacture of articulated, predominantly concrete mat
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DE2812753A1 (en) 1979-10-04
DK116179A (en) 1979-09-24
DK154512C (en) 1989-05-22
EP0004364A1 (en) 1979-10-03
EP0004364B1 (en) 1983-05-04

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