CH396374A - Reinforcing element for connecting non-metallic plates, process for its manufacture and use of the element - Google Patents
Reinforcing element for connecting non-metallic plates, process for its manufacture and use of the elementInfo
- Publication number
- CH396374A CH396374A CH1404561A CH1404561A CH396374A CH 396374 A CH396374 A CH 396374A CH 1404561 A CH1404561 A CH 1404561A CH 1404561 A CH1404561 A CH 1404561A CH 396374 A CH396374 A CH 396374A
- Authority
- CH
- Switzerland
- Prior art keywords
- element according
- glued
- core
- metallic
- wood
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 230000003014 reinforcing effect Effects 0.000 title claims description 4
- 238000000034 method Methods 0.000 title description 4
- 239000002023 wood Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000000123 paper Substances 0.000 claims description 4
- 229910000746 Structural steel Inorganic materials 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims description 3
- 239000011093 chipboard Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- -1 cord Substances 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000011094 fiberboard Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229920003319 Araldite® Polymers 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000003085 Quassia amara Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
- E04B1/6145—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with recesses in both frontal surfaces co-operating with an additional connecting element
- E04B1/6154—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with recesses in both frontal surfaces co-operating with an additional connecting element the connection made by friction-grip
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/48—Dowels, i.e. members adapted to penetrate the surfaces of two parts and to take the shear stresses
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/541—Joints substantially without separate connecting elements, e.g. jointing by inter-engagement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
- E04B1/6145—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with recesses in both frontal surfaces co-operating with an additional connecting element
- E04B1/6158—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with recesses in both frontal surfaces co-operating with an additional connecting element the connection made by formlocking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/10—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
- F16B12/12—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
- F16B12/24—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using separate pins, dowels, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/44—Leg joints; Corner joints
- F16B12/46—Non-metal corner connections
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2230/00—Furniture jointing; Furniture with such jointing
- A47B2230/0055—Biscuits including formed staples or the like
- A47B2230/0062—Connectors for adjacent furniture parts, the mouths of the grooves for said connectors being on the join lines of said furniture parts
Description
Verstärkungselement zur Verbindung nichtmetallischer Platten, Verfahren zu dessen Herstellung und Verwendung des Elementes. Die Erfindung betrifft ein Verstärkungselement zur Verbindung nichtmetallischer Platten geringer Stärke, z. B. Holz- oder Pressspanplatten, sowie ein Verfahren zu dessen Herstellung und die Ver wendung des Elementes.
Zur Verbindung von Holzplatten werden in die Verbindungsstelle Dübel, Platten oder Winkel. aus Holz oder Metall eingelegt. Diese Elemente haben ganz verschiedene Formen, doch zeigen sich nur gute Resultate, wenn sie eine gewisse Festigkeit haben. Das bedingt aber bei Elementen aus Holz oder Kunststoff eine gewisse Dicke des Dübels. Da nun in die zu verbindenden Platten die ent sprechenden Bohrungen gemacht werden müssen, ist es aus Festigkeitsgründen und auch um ein Ab bröckeln vorzugsweise bei Pressspanplatten zu ver hindern, notwendig, dass die Platten entsprechend dick sind. Es wurde auch schon vorgeschlagen, Ele mente aus Sperrholz zu verwenden. Dies ergab aber nur ein um weniges besseres Resultat.
Der Vor schlag, Eisen- oder Kunststoffplättchen als Elemente zu verwenden, scheiterte daran, dass es den Schrei nern mit den ihnen zur Verfügung stehenden Kleb mitteln nicht möglich war, die Elemente zu be festigen, da mit Schreinerleim Metall nicht mit Holz verleimt werden kann. Um dem abzuhelfen, wurde vorgeschlagen, die Oberfläche der Metall- oder Kunststoffplättchen aufzurauhen und die Elemente einzupressen. Diese Bauart bewährt sich aber nicht auf die Dauer, da sich die Elemente lösen können. Auch bei eingeleimten Elementen ist die Möglich keit der Lockerung gegeben, da artfremdes Holz ein anderes Schwundmass hat.
Das erfindungsgemässe Verstärkungselement zur Verbindung nichtmetallischer Platten besteht aus einem metallischen Kern, der mindestens in seinen Hauptpartien mit mit Schreinerleim verleimbarem Stoff überzogen ist.
Auf der Zeichnung sind Ausführungsbeispiele des Erfindungsgegenstandes dargestellt. Es zeigt: Fig. 1 einen Schnitt durch eine Gehrungsver- bindung mit gewinkelter Feder, Fig. 2 in Draufsicht und Schnitt eine ringförmige Feder, Fig. 3 eine Ansicht eines gewinkelten Dübels, Fig. 4 eine andere Ausführung eines gewinkelten Dübels, Fig. 5 einen Querschnitt durch eine Winkelfeder mit Widerhaken.
Bei der Gehrungsverbindung gemäss Fig. 1 stossen die beiden Holz- oder Kunststoffplatten 1 und 2 aneinander. Das Verstärkungselement als Feder be steht aus einem Winkeleisen 3, dessen Schenkel je beidseitig mit einer dünnen Holzschicht 4 überzogen ist. Diese Holzfolien 4 sind mit dem unter der Marke Araldity> bekannten Klebstoff auf den Me tallschenkeln aufgeleimt. Die Feder ist je in die Nuten 5 der Platten 1 und 2 eingesetzt .und wird dort mit Schreinerleim befestigt.
Die dargestellte Feder wird als Verstärkungs element handelsmässig am Laufmeter verkauft. Die Feder besteht aus dem beliebig gewinkelten oder flachen (für Stossverbindungen) Metallband 3, das über seine geraden Teile beidseitig mit aufgeleimter, ausgenieteter oder sonst befestigter Holz-, Kunst stoff- oder Gewebeschicht versehen, welche Schicht mit Schreinerleim verklebbar ist. Der Schreiner der nur über Schreinerleim verfügt, kann nun die Feder wie eine Holzfeder verwenden.
Durch die Metall einlage zeigt aber die Feder bei geringerer Dicke grössere Festigkeitseigenschaften als Holzleisten. Es wird damit auch möglich, relativ dünne PreBstoff- platten zu verbinden. Diese zeigen meist ,in ihrem Innern ein loseres Gefüge als aussen. Die Metall feder mit Überzug ergibt eine wesentliche Steigerung des Haltes des inneren Gefüges.
Anstelle eines bandförmigen Winkeleisens, wie in Fig. 1 dargestellt, kann die Feder gemäss Fig. 2 ringförmig ausgebildet sein. Die Feder kann auch runde oder ovale Form haben, wobei die Platte voll ausgeführt sein kann. Die Federart eignet sich sowohl für Gehrungsverbindung als auch für die Verbindung zweier stirnseitig aufeinanderstossender Platten. Auch diese Federn können flach oder ab gewinkelt sein.
Der Dübel gemäss Fig. 3 besteht aus einem zylindrischen Eisen-, Messing- oder Kupferstift 6 als Metallkern, der beidenends eine aufgezogene Holz kappe 7 aufweist. Bei 8 .ist die Holzkappe 7 auf den Kern 6 mit Araldit aufgeklebt, bei 9 auf geschraubt, wobei zusätzlich noch eine Verklebung stattfinden kann. Die Oberflächen der Holzkappen können aufgerauht sein, damit ein Verleimen mit Schreinerleim besser erfolgen kann.
Der als Kern dienende Stift kann gerade verlaufend oder beliebig gewinkelt sein. Seine Winkelung ist auch erst nach dem fabrikationsmässigen Aufbringen der Kappen möglich und kann vom Schreiner erst bei Gebrauch vorgenommen werden.
Der Überzug des Metallkernes 10 des Dübels gemäss Fig. 4 besteht aus einer auf den Kern auf gewickelten Schnur 11. Das Aufwickeln kann noch dadurch erleichtert werden, dass der Kernstift mit einem Gewindegang versehen ist. Vorteilhaft ist die Schnur noch mit dem Kern verleimt. Bekanntlich lässt sich Schnur, Gewebe oder Papier mit Schreiner leim mit Holz verkleben, so dass ein derartig vor bereiteter Dübel jederzeit für den Schreiner ver wendbar ist.
Da der Metallkern die hauptsächlich auftretenden Haltekräfte übernimmt und der Überzug nur dem Verkleben dient, kann der Überzug dünn gewählt werden. Er ist meistens von geringerer Dicke als die Dicke des Metallkernes.
Der Effekt der Verstärkung der Verbindung zweier nichtmetallischer Platten wird in verstärktem Masse mit dem Element gemäss Fig. 5 erreicht. Die Abbildung zeigt einen Querschnitt durch eine Winkelschiene aus Aluminium. Die Oberfläche der Schenkel ist schuppenförmig und wirkt nach dem Einsetzen als Widerhaken.
Zwecks Verleimung des als Feder zu verwendenden Elementes sind die Schen kel mit einer dünnen aufgespritzten oder durch Ein tauchen aufgebrachten Plasticschicht überzogen, wel che Schicht fest auf dem Metallkern haftet und mit Schreinerleim verklebbar ist. Diese dünne Schicht vermindert den Effekt der schuppenartigen Form nicht.
Reinforcement element for connecting non-metallic plates, process for its manufacture and use of the element. The invention relates to a reinforcing element for connecting non-metallic plates of low thickness, e.g. B. wood or chipboard, as well as a method for its production and the use of the element.
To connect wooden panels, dowels, plates or angles are used in the connection point. made of wood or metal. These elements have a variety of shapes, but only good results are achieved if they have a certain strength. In the case of elements made of wood or plastic, this requires a certain thickness of the anchor. Since the corresponding holes have to be made in the panels to be connected, it is necessary for reasons of strength and also to prevent crumbling, preferably with particle board, that the panels are correspondingly thick. It has also been proposed to use plywood elements. This only gave a slightly better result.
The proposal to use iron or plastic plates as elements failed because the carpenters were not able to fix the elements with the adhesives available to them, since metal cannot be glued to wood with joiner's glue. To remedy this, it has been proposed to roughen the surface of the metal or plastic plate and press in the elements. However, this type of construction does not prove itself in the long term because the elements can come loose. Even with glued-in elements, there is the possibility of loosening, since alien wood has a different shrinkage rate.
The reinforcement element according to the invention for connecting non-metallic plates consists of a metallic core which is covered at least in its main parts with material that can be glued with joiner's glue.
Exemplary embodiments of the subject matter of the invention are shown in the drawing. It shows: FIG. 1 a section through a miter connection with an angled spring, FIG. 2 a plan view and section of an annular spring, FIG. 3 a view of an angled dowel, FIG. 4 another embodiment of an angled dowel, FIG a cross section through an angled spring with barbs.
In the miter connection according to FIG. 1, the two wood or plastic panels 1 and 2 abut one another. The reinforcing element as a spring be available from an angle iron 3, the legs of which are coated on both sides with a thin layer of wood 4. These wood foils 4 are glued to the tallschenkeln with the adhesive known under the brand Araldity>. The tongue is inserted into the grooves 5 of the panels 1 and 2, and is attached there with joiner's glue.
The spring shown is sold commercially by the meter as a reinforcement element. The spring consists of any angled or flat (for butt joints) metal strip 3, which on its straight parts is provided on both sides with glued, riveted or otherwise attached wood, plastic or fabric layer, which layer can be glued with joiner's glue. The carpenter who only has carpenter glue can now use the pen like a wooden pen.
Due to the metal insert, however, the spring shows greater strength properties than wooden strips with a smaller thickness. This also makes it possible to connect relatively thin prepreg panels. These mostly show a looser structure inside than outside. The metal spring with coating results in a significant increase in the hold of the inner structure.
Instead of a band-shaped angle iron, as shown in FIG. 1, the spring according to FIG. 2 can be designed in a ring shape. The spring can also have a round or oval shape, and the plate can be made full. The spring type is suitable for both miter connections and the connection of two panels that meet at the front. These springs can also be flat or angled.
The dowel according to FIG. 3 consists of a cylindrical iron, brass or copper pin 6 as a metal core, the cap at both ends of a raised wood. At 8, the wooden cap 7 is glued to the core 6 with araldite, at 9 it is screwed on, and gluing can also take place. The surfaces of the wooden caps can be roughened so that they can be glued with carpenter's glue.
The pin serving as the core can run straight or be angled as required. Its angulation is also only possible after the caps have been applied in the fabrication process and can only be made by the carpenter during use.
The coating of the metal core 10 of the dowel according to FIG. 4 consists of a cord 11 wound onto the core. The winding can be made easier by the fact that the core pin is provided with a thread. The cord is advantageously glued to the core. As is known, cord, tissue or paper can be glued to wood with carpenter glue, so that such a pre-prepared dowel can be used at any time for the carpenter.
Since the metal core takes over the main holding forces and the coating is only used for gluing, the coating can be selected to be thin. It is usually less thick than the thickness of the metal core.
The effect of strengthening the connection between two non-metallic plates is achieved to a greater extent with the element according to FIG. The illustration shows a cross-section through an aluminum angle rail. The surface of the legs is scale-shaped and acts as a barb after insertion.
For the purpose of gluing the element to be used as a spring, the legs are coated with a thin plastic layer that is sprayed on or applied by immersion, which layer adheres firmly to the metal core and can be glued with joiner's glue. This thin layer does not reduce the effect of the scale-like shape.
Claims (1)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE625391D BE625391A (en) | 1961-12-01 | ||
NL286186D NL286186A (en) | 1961-12-01 | ||
CH1404561A CH396374A (en) | 1961-12-01 | 1961-12-01 | Reinforcing element for connecting non-metallic plates, process for its manufacture and use of the element |
FR916274A FR1340479A (en) | 1961-12-01 | 1962-11-22 | Assembly anchor for non-metallic plates, method of manufacturing the anchor and structure thus obtained |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1404561A CH396374A (en) | 1961-12-01 | 1961-12-01 | Reinforcing element for connecting non-metallic plates, process for its manufacture and use of the element |
Publications (1)
Publication Number | Publication Date |
---|---|
CH396374A true CH396374A (en) | 1965-07-31 |
Family
ID=4397478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1404561A CH396374A (en) | 1961-12-01 | 1961-12-01 | Reinforcing element for connecting non-metallic plates, process for its manufacture and use of the element |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE625391A (en) |
CH (1) | CH396374A (en) |
NL (1) | NL286186A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1630427A1 (en) * | 2004-08-27 | 2006-03-01 | Lamello AG | Joining element for joining two workpieces |
DE202014002242U1 (en) | 2013-03-18 | 2014-06-26 | Confitt Gmbh | Tool-free attachable mounting element |
DE102019128345A1 (en) * | 2019-10-21 | 2021-04-22 | Michael Leibl | Flat dowels and wooden structure |
-
0
- NL NL286186D patent/NL286186A/xx unknown
- BE BE625391D patent/BE625391A/xx unknown
-
1961
- 1961-12-01 CH CH1404561A patent/CH396374A/en unknown
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1630427A1 (en) * | 2004-08-27 | 2006-03-01 | Lamello AG | Joining element for joining two workpieces |
DE202014002242U1 (en) | 2013-03-18 | 2014-06-26 | Confitt Gmbh | Tool-free attachable mounting element |
WO2014146979A1 (en) | 2013-03-18 | 2014-09-25 | Confitt Gmbh | Mounting element that is fixable without tools |
DE102013204704A1 (en) | 2013-03-18 | 2014-10-02 | Confitt Gmbh | Tool-free attachable mounting element |
DE102019128345A1 (en) * | 2019-10-21 | 2021-04-22 | Michael Leibl | Flat dowels and wooden structure |
Also Published As
Publication number | Publication date |
---|---|
BE625391A (en) | |
NL286186A (en) |
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