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EP0839481A2 - Inner core of foamed material for upholstery and method for its manufacture - Google Patents

Inner core of foamed material for upholstery and method for its manufacture Download PDF

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Publication number
EP0839481A2
EP0839481A2 EP97890212A EP97890212A EP0839481A2 EP 0839481 A2 EP0839481 A2 EP 0839481A2 EP 97890212 A EP97890212 A EP 97890212A EP 97890212 A EP97890212 A EP 97890212A EP 0839481 A2 EP0839481 A2 EP 0839481A2
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EP
European Patent Office
Prior art keywords
longitudinal
webs
inner core
wave
transverse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP97890212A
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German (de)
French (fr)
Other versions
EP0839481B1 (en
EP0839481A3 (en
Inventor
Manfred Schoissengeyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOKA - WERKE JOHANN KAPSAMER GMBH & CO.KG
Original Assignee
Joka - Werke Johann Kapsamer KG
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Publication of EP0839481A2 publication Critical patent/EP0839481A2/en
Publication of EP0839481A3 publication Critical patent/EP0839481A3/en
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Publication of EP0839481B1 publication Critical patent/EP0839481B1/en
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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/15—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays consisting of two or more layers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/142—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities
    • A47C27/144—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities inside the mattress or cushion

Definitions

  • the invention relates to an existing foam Inner core of upholstery for seating and / or reclining furniture, the recesses having.
  • the invention also relates to a method for the production this inner core.
  • Foam upholstery is used for both mattresses in beds as well used for seating that can be converted into reclining furniture.
  • Such Foam upholstery consists of a foam inner core and various overlays and covers made from a fleece and / or fabric.
  • the invention has set itself the goal of a foam existing inner core of upholstery for seating and / or reclining furniture create better cushioning and ventilation properties for upholstery, than was previously possible. This is achieved in that the Inner core consists of wave-shaped longitudinal and transverse webs, and the Waves of the longitudinal and transverse webs are interlocked.
  • suspension comfort is the same one equipped with an inner core designed according to the invention Upholstery almost the cushioning comfort of a good pocket spring mattress.
  • the wave-like shape of the longitudinal and transverse webs can be different However, it has proven particularly useful if the waves are trapezoidal exhibit.
  • the length of the shorter side of the trapezoid is approximately equal to the width of the Longitudinal and cross bars.
  • the production takes place in such a way that on a Underlay longitudinal webs with their wave-shaped sides pointing upwards are placed at a distance from each other, then all cross bars are placed on it be, and then between two lower longitudinal webs with upper longitudinal webs their wavy sides are placed facing down.
  • the inner core is made from longitudinal and transverse webs that are intertwined.
  • FIG. 1 and 2 is an inner core according to the invention in each case shown graphically, wherein in Fig. 2 to illustrate the Manufacturing process longitudinal and transverse webs are drawn out.
  • 3 to 11 further exemplary embodiments of the invention are shown, wherein: Figures 3 and 4 views of two adjacent longitudinal webs. 5 and 6 Views of two adjacent crossbars;
  • Fig. 7 is a view of the longitudinal and Crosspieces in a direction perpendicular to the views in Figures 3 to 6.
  • Fig. 8 is a simplified plan view of the inner core of the invention Mattress; Fig. 9 on a larger scale compared to Fig. 8 a piece of the inner core of Fig. 8;
  • Fig. 10 is a view of an inner core mattress equipped according to the invention, being on the right half of the Masking tape is omitted;
  • Fig. 11 is the view of another Embodiment of a longitudinal web.
  • the first and 2 has an inner core according to the invention Longitudinal bars 1, longitudinal bars 3 and transverse bars 2. Both the longitudinal bars 1 and 3 as the transverse webs 2 are shaped like waves, the waves being trapezoidal exhibit. The length 4 of the shorter side of the trapezoid is approximately the same the width of the longitudinal webs 1, 3 or the transverse webs 2. In FIG. 2, this is off For the sake of clarity, only shown for the crossbars 2, but applies this also applies to the longitudinal webs 1 and 3.
  • the longitudinal webs 1 and 3 face the wave-like shape a flat surface 6 interrupted only by transverse slots 7.
  • Fig. 2 is the method of making a preferred one Embodiment of the invention indicated. Accordingly, for now a pad longitudinal webs 1 with their wave-shaped sides upwards placed facing away from each other. Then be on the longitudinal webs 1 all crossbars 2 are placed, and then between two lower Longitudinal webs 1 upper longitudinal webs 3 with their wavy-shaped sides placed at the bottom.
  • the inner core according to the invention can be used according to the drawings
  • Cover plates 8 and cover strips 9 are glued to the core of a To form upholstery that is still covered with a fleece and fabrics or is covered.
  • ventilation openings (not shown) may be provided.
  • the Waves are also wave-shaped, the Waves have a trapezoidal shape.
  • the trapezoids of the wave valleys 12 correspond to the Trapezoids of the wave crests 13.
  • the width 14 shown in FIG. 7 is in the essentially equal to the length 15 of the shorter side of the trapezoids 12 and 13.
  • the longitudinal webs 11 and 16 are with the transverse webs 17 and 18 such intertwined that the troughs 12 of the longitudinal webs 11 in the crests 13 of the Cross webs 17, the crests 13 of the longitudinal webs 11 in the troughs 12 of the Intervene cross bars 18.
  • the wave crests 13 of the longitudinal webs 16 engage in the Troughs of the transverse webs 17 and the troughs 12 of the longitudinal webs 16 engage in the crests 13 of the transverse webs 18. It is through this Interlacing also achieved a gearing.
  • edges of the Longitudinal and transverse webs 11, 16 and 17, 18 would reduce the clarity, edges are omitted in this figure. 9 are on an enlarged scale for two longitudinal webs 11 and 16 and transverse webs 17 and 18 all edges drawn in, the edges of the longitudinal webs 11 and 16 with a greater stroke width than the edges of the crossbars 17 and 18 are drawn.
  • This inner core according to the invention can also be shown in FIG Cover plates 8 and cover strips 9 are glued to the core of a To form upholstery that is still covered with a fleece and fabrics or is covered.
  • Fig. 11 shows a variant in which the longitudinal webs 11 '(and expediently also the transverse webs, not shown) a curved Have a waveform.
  • Waves of the longitudinal and transverse webs can be changed in many ways. For example, also a triangular waveform can be selected.

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  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Laminated Bodies (AREA)

Abstract

The inner core comprises wave-shaped longitudinal and cross ribs (1,2,3), the waves of the ribs being meshed together. The waves have a trapezoidal shape. The length (4) of the shorter side of the trapezium is virtually equal to the width (5) of the longitudinal and the cross ribs. The ribs (1,3) in relation to the wave-type formation have an even surface (6) only interrupted by cross slots. The ribs are next to one another, turned through 180 degrees. The two types of ribs can be equally shaped and have a wave formation. In the mesh, the wave valleys of the ribs engage in the wave peaks of the cross ribs and vice versa.

Description

Die Erfindung bezieht sich auf einen aus Schaumstoff bestehenden Innenkern einer Polsterung für Sitz- und/oder Liegemöbel, der Ausnehmungen aufweist. Außerdem ist Gegenstand der Erfindung ein Verfahren zur Herstellung dieses Innenkernes.The invention relates to an existing foam Inner core of upholstery for seating and / or reclining furniture, the recesses having. The invention also relates to a method for the production this inner core.

Schaumstoffpolsterungen werden sowohl für Matratzen in Betten als auch für Sitzmöbel, die in Liegemöbel umwandelbar sein können, verwendet. Derartige Schaumstoffpolsterungen bestehen aus einem Schaumstoffinnenkern und verschiedenen Auflagen und Überzügen aus einem Vlies und/oder Geweben.Foam upholstery is used for both mattresses in beds as well used for seating that can be converted into reclining furniture. Such Foam upholstery consists of a foam inner core and various overlays and covers made from a fleece and / or fabric.

Um den Federungskomfort von Schaumstoffpolsterungen zu verbessern, wurde der Innenkern schon mit Ausnehmungen versehen, was jedoch nur bedingt einen Erfolg brachte. Gemäß der EP 0 519 322 A1 wurden auch schon wellenförmige Platten vorgeschlagen, die mit quer zueinander verlaufenden Wellen übereinander liegen.To improve the cushioning comfort of foam upholstery, the inner core has already been provided with recesses, but this is only conditional brought success. According to EP 0 519 322 A1, there have also been Wavy plates suggested that have transverse waves lie on top of each other.

Die Erfindung hat es sich zum Ziel gesetzt, einen aus Schaumstoff bestehenden Innenkern einer Polsterung für Sitz- und/oder Liegemöbel zu schaffen, der einer Polsterung bessere Federungs- und Entlüftungseigenschaften, als es bisher möglich war, verleihen kann. Erreicht wird dies dadurch, daß der Innenkern aus wellenartig geformten Längs- und Querstegen besteht, und die Wellen der Längs- und Querstege miteinander verzahnt sind.The invention has set itself the goal of a foam existing inner core of upholstery for seating and / or reclining furniture create better cushioning and ventilation properties for upholstery, than was previously possible. This is achieved in that the Inner core consists of wave-shaped longitudinal and transverse webs, and the Waves of the longitudinal and transverse webs are interlocked.

Wie zahlreiche Versuche ergeben haben, gleicht der Federungskomfort einer mit einem erfindungsgemäß ausgebildeten Innenkern ausgestatteten Polsterung annähernd dem Federungskomfort einer guten Taschenfederkernmatratze.As numerous tests have shown, suspension comfort is the same one equipped with an inner core designed according to the invention Upholstery almost the cushioning comfort of a good pocket spring mattress.

Die wellenartige Formung der Längs- und Querstege kann verschiedenartig sein, es hat sich jedoch besonders bewährt, wenn die Wellen Trapezform aufweisen. The wave-like shape of the longitudinal and transverse webs can be different However, it has proven particularly useful if the waves are trapezoidal exhibit.

Um ein gutes Ineinandergreifen von Längs- und Querstegen zu erreichen, ist die Länge der kürzeren Seite des Trapezes annähernd gleich der Breite der Längs- und Querstege.In order to achieve a good interlocking of longitudinal and transverse webs, the length of the shorter side of the trapezoid is approximately equal to the width of the Longitudinal and cross bars.

Um die Herstellung eines erfindungsgemäßen Innenkernes von nur einer Seite her zu ermöglichen, weisen bei einer bevorzugten Ausführungsform der Erfindung die Längsstege der wellenartigen Formung gegenüberliegend eine nur von Querschlitzen unterbrochene ebene Fläche auf, und es liegen jeweils um 180° verdrehte Längsstege nebeneinander.To produce an inner core according to the invention of only one Allow side, have in a preferred embodiment of the Invention the longitudinal webs of the wave-like formation opposite one only flat surface interrupted by transverse slots, and they are each at 180 ° twisted longitudinal webs side by side.

Bei einem derartigen Innenkern erfolgt die Herstellung derart, daß auf eine Unterlage Längsstege mit ihren wellenartig geformten Seiten nach oben weisend im Abstand voneinander gelegt werden, anschließend darauf alle Querstege gelegt werden, und daraufhin zwischen je zwei untere Längsstege obere Längsstege mit ihren wellenartig geformten Seiten nach unten weisend gelegt werden.With such an inner core, the production takes place in such a way that on a Underlay longitudinal webs with their wave-shaped sides pointing upwards are placed at a distance from each other, then all cross bars are placed on it be, and then between two lower longitudinal webs with upper longitudinal webs their wavy sides are placed facing down.

Bei einer anderen Ausführungsform der Erfindung besteht der Innenkern aus Längs- und Querstegen, die miteinander verflochten sind.In another embodiment of the invention, the inner core is made from longitudinal and transverse webs that are intertwined.

Nachstehend ist die Erfindung anhand von in den Zeichnungen dargestellten Ausführungsbeispielen näher beschrieben, ohne auf diese Beispiele beschränkt zu sein. Dabei ist in den Fig. 1 und 2 ein erfindungsgemäßer Innenkern jeweils schaubildlich dargestellt, wobei in Fig. 2 zur Veranschaulichung des Herstellungsverfahrens Längs- und Querstege herausgezeichnet sind. In den Fig. 3 bis 11 sind weitere Ausführungsbeispiele der Erfindung dargestellt, wobei zeigen: die Fig. 3 und 4 Ansichten zweier benachbarter Längsstege; die Fig. 5 und 6 Ansichten zweier benachbarter Querstege; Fig. 7 eine Ansicht der Längs- und Querstege in einer zu den Ansichten in den Fig. 3 bis 6 senkrechten Richtung; Fig. 8 eine vereinfachte Draufsicht auf den erfindungsgemäßen Innenkern einer Matratze; Fig. 9 in einem gegenüber der Fig. 8 vergrößertem Maßstab ein Stück des Innenkernes nach Fig. 8; Fig. 10 die Ansicht auf eine mit einem Innenkern nach der Erfindung ausgestatteten Matratze, wobei auf der rechten Hälfte der Abdeckstreifen weggelassen ist; Fig. 11 die Ansicht einer weiteren Ausführungsform eines Längssteges. The invention is illustrated below with reference to the drawings Embodiments described in more detail without being limited to these examples be. 1 and 2 is an inner core according to the invention in each case shown graphically, wherein in Fig. 2 to illustrate the Manufacturing process longitudinal and transverse webs are drawn out. 3 to 11 further exemplary embodiments of the invention are shown, wherein: Figures 3 and 4 views of two adjacent longitudinal webs. 5 and 6 Views of two adjacent crossbars; Fig. 7 is a view of the longitudinal and Crosspieces in a direction perpendicular to the views in Figures 3 to 6. Fig. 8 is a simplified plan view of the inner core of the invention Mattress; Fig. 9 on a larger scale compared to Fig. 8 a piece of the inner core of Fig. 8; Fig. 10 is a view of an inner core mattress equipped according to the invention, being on the right half of the Masking tape is omitted; Fig. 11 is the view of another Embodiment of a longitudinal web.

Gemäß den Fig 1 und 2 besitzt ein Innenkern nach der Erfindung Längsstege 1, Längsstege 3 und Querstege 2. Sowohl die Längsstege 1 und 3 als auch die Querstege 2 sind wellenartig geformt, wobei die Wellen Trapezform aufweisen. Die Länge 4 der kürzeren Seite des Trapezes ist dabei annähernd gleich der Breite der Längsstege 1, 3 bzw. der Querstege 2. In Fig. 2 ist dies aus Gründen der Übersichtlichkeit nur bei den Querstegen 2 eingezeichnet, jedoch gilt dies auch für die Längsstege 1 und 3.1 and 2 has an inner core according to the invention Longitudinal bars 1, longitudinal bars 3 and transverse bars 2. Both the longitudinal bars 1 and 3 as the transverse webs 2 are shaped like waves, the waves being trapezoidal exhibit. The length 4 of the shorter side of the trapezoid is approximately the same the width of the longitudinal webs 1, 3 or the transverse webs 2. In FIG. 2, this is off For the sake of clarity, only shown for the crossbars 2, but applies this also applies to the longitudinal webs 1 and 3.

Die Längsstege 1 und 3 weisen der wellenartigen Formung gegenüberliegend eine nur von Querschlitzen 7 unterbrochene ebene Fläche 6 auf. Jeweils um 180° verdrehte Längsstege liegen abwechselnd nebeneinander, d.h. zwischen zwei Längsstegen 1 liegt jeweils ein Längssteg 3.The longitudinal webs 1 and 3 face the wave-like shape a flat surface 6 interrupted only by transverse slots 7. Longitudinal webs, each rotated by 180 °, lie alternately side by side, i.e. a longitudinal web 3 is located between two longitudinal webs 1.

In Fig. 2 ist das Verfahren zur Herstellung eines bevorzugten Ausführungsbeispieles der Erfindung angedeutet. Demnach werden vorerst auf eine Unterlage Längsstege 1 mit ihren wellenartig geformten Seiten nach oben weisend im Abstand voneinander gelegt. Anschließend werden auf die Längsstege 1 alle Querstege 2 gelegt, und daraufhin werden zwischen je zwei untere Längsstege 1 obere Längsstege 3 mit ihren wellenartig geformten Seiten nach unten weisend gelegt.In Fig. 2 is the method of making a preferred one Embodiment of the invention indicated. Accordingly, for now a pad longitudinal webs 1 with their wave-shaped sides upwards placed facing away from each other. Then be on the longitudinal webs 1 all crossbars 2 are placed, and then between two lower Longitudinal webs 1 upper longitudinal webs 3 with their wavy-shaped sides placed at the bottom.

Der erfindungsgemäße Innenkern kann gemäß den Zeichnungen mit Abdeckplatten 8 und Abdeckstreifen 9 verklebt werden, um den Kern einer Polsterung zu bilden, der noch mit einem Vlies und Geweben bedeckt bzw. überzogen wird. In den Abdeckstreifen 9 können Lüftungsöffnungen (nicht dargestellt) vorgesehen sein.The inner core according to the invention can be used according to the drawings Cover plates 8 and cover strips 9 are glued to the core of a To form upholstery that is still covered with a fleece and fabrics or is covered. In the cover strips 9 ventilation openings (not shown) may be provided.

Bei einem erfindungsgemäß ausgebildetem Innenkern ist es insbesondere möglich, durch das Einbringen verschieden fester Querstege 2 die Polsterung zonenweise für jedes Körpergewicht und alle Schlafgewohnheiten ideal abzustimmen.In the case of an inner core designed according to the invention, it is in particular possible, by inserting different fixed crossbars 2 upholstery ideal for every body weight and all sleeping habits vote.

Der Längssteg 11 nach Fig. 3 ist ebenfalls wellenartig geformt, wobei die Wellen Trapezform aufweisen. Die Trapeze der Wellentäler 12 entsprechen den Trapezen der Wellenberge 13. Die aus Fig. 7 ersichtliche Breite 14 ist im wesentlichen gleich der Länge 15 der kürzeren Seite der Trapeze 12 und 13. 3 is also wave-shaped, the Waves have a trapezoidal shape. The trapezoids of the wave valleys 12 correspond to the Trapezoids of the wave crests 13. The width 14 shown in FIG. 7 is in the essentially equal to the length 15 of the shorter side of the trapezoids 12 and 13.

Die in einem Geflecht (Fig. 8 und 9) neben den Längsstegen 11 verlaufenden, in Fig. 4 in Ansicht dargestellten Längsstege 16 sind gleich ausgebildet, jedoch um 180° verdreht. Ebenso sind die Querstege 17 (Fig. 5) und die Querstege 18 (Fig. 6) gleich ausgebildet, nur kürzer als die Längsstege 11 und 16.The in a braid (Fig. 8 and 9) next to the longitudinal webs 11th extending longitudinal webs 16 shown in Fig. 4 are the same trained, but rotated by 180 °. Likewise, the crossbars 17 (Fig. 5) and the transverse webs 18 (FIG. 6) are of the same design, only shorter than the longitudinal webs 11 and 16.

Die Längsstege 11 und 16 sind mit den Querstegen 17 und 18 derart verflochten, daß die Wellentäler 12 der Längsstege 11 in die Wellenberge 13 der Querstege 17, die Wellenberge 13 der Längsstege 11 in die Wellentäler 12 der Querstege 18 eingreifen. Die Wellenberge 13 der Längsstege 16 greifen in die Wellentäler der Querstege 17 ein und die Wellentäler 12 der Längsstege 16 greifen in die Wellenberge 13 der Querstege 18 ein. Es wird durch diese Verflechtung ebenfalls eine Verzahnung erreicht.The longitudinal webs 11 and 16 are with the transverse webs 17 and 18 such intertwined that the troughs 12 of the longitudinal webs 11 in the crests 13 of the Cross webs 17, the crests 13 of the longitudinal webs 11 in the troughs 12 of the Intervene cross bars 18. The wave crests 13 of the longitudinal webs 16 engage in the Troughs of the transverse webs 17 and the troughs 12 of the longitudinal webs 16 engage in the crests 13 of the transverse webs 18. It is through this Interlacing also achieved a gearing.

Da in der Draufsicht auf den Innenkern nach Fig. 8 die vielen Kanten der Längs- und Querstege 11,16 bzw. 17,18 die Übersichtlichkeit vermindern würden, sind in dieser Figur Kanten weggelassen. In Fig. 9 sind in vergrößertem Maßstab für zwei Längsstege 11 und 16 sowie Querstege 17 und 18 alle Kanten eingezeichnet, wobei zur Erhöhung der Deutlichkeit die Kanten der Längsstege 11 und 16 mit einer größeren Strichstärke als die Kanten der Querstege 17 und 18 gezeichnet sind.Since in the top view of the inner core of FIG. 8, the many edges of the Longitudinal and transverse webs 11, 16 and 17, 18 would reduce the clarity, edges are omitted in this figure. 9 are on an enlarged scale for two longitudinal webs 11 and 16 and transverse webs 17 and 18 all edges drawn in, the edges of the longitudinal webs 11 and 16 with a greater stroke width than the edges of the crossbars 17 and 18 are drawn.

Auch dieser erfindungsgemäße Innenkern kann gemäß Fig. 10 mit Abdeckplatten 8 und Abdeckstreifen 9 verklebt werden, um den Kern einer Polsterung zu bilden, der noch mit einem Vlies und Geweben bedeckt bzw. überzogen wird.This inner core according to the invention can also be shown in FIG Cover plates 8 and cover strips 9 are glued to the core of a To form upholstery that is still covered with a fleece and fabrics or is covered.

Die Fig. 11 zeigt eine Variante, bei der die Längsstege 11' (und zweckmäßig auch die nicht dargestellten Querstege) eine kurvenförmige Wellenform aufweisen.Fig. 11 shows a variant in which the longitudinal webs 11 '(and expediently also the transverse webs, not shown) a curved Have a waveform.

Im Rahmen der Erfindung sind zahlreiche Abänderungen möglich. So ist die Wellenform der Längs- und Querstege vielfach veränderbar. Es kann z.B. auch eine dreieckförmige Wellenform gewählt werden.Numerous modifications are possible within the scope of the invention. That's how it is Waves of the longitudinal and transverse webs can be changed in many ways. For example, also a triangular waveform can be selected.

Claims (8)

Aus Schaumstoff bestehender Innenkern einer Polsterung für Sitz- und/oder Liegemöbel, der Ausnehmungen aufweist, dadurch gekennzeichnet, daß der Innenkern aus wellenartig geformten Längs- und Querstegen (1,2,3;11,16,17,18) besteht, und die Wellen der Längs- und Querstege (1,2,3;11,16,17,18) miteinander verzahnt sind.Foam inner core of a padding for seating and / or reclining furniture, which has recesses, characterized in that the inner core consists of wave-shaped longitudinal and transverse webs (1,2,3; 11,16,17,18), and the Shafts of the longitudinal and transverse webs (1,2,3; 11,16,17,18) are interlocked. Innenkern nach Anspruch 1, dadurch gekennzeichnet, daß die Wellen Trapezform aufweisen.Inner core according to claim 1, characterized in that the waves have a trapezoidal shape. Innenkern nach Anspruch 2, dadurch gekennzeichnet, daß die Länge (4) der kürzeren Seite des Trapezes annähernd gleich der Breite (5) der Längs- und Querstege (1,2,3) ist.Inner core according to claim 2, characterized in that the length (4) of the shorter side of the trapezoid is approximately equal to the width (5) of the longitudinal and transverse webs (1, 2, 3). Innenkern nach Anspruch 2 oder 3, dadurch gekennzeichnet, daß die Längsstege (1,3) der wellenartigen Formung gegenüberliegend eine nur von Querschlitzen (7) unterbrochene ebene Fläche (6) aufweisen, und jeweils um 180° verdrehte Längsstege (1,3) nebeneinander liegen.Inner core according to claim 2 or 3, characterized in that the longitudinal webs (1,3) opposite the wave-like formation have a flat surface (6) interrupted only by transverse slots (7), and longitudinal webs (1,3) rotated by 180 ° next to one another lie. Innenkern nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß Längs- und Querstege (11,16;17,18), miteinander verflochten sind.Inner core according to claim 1 or 2, characterized in that the longitudinal and transverse webs (11, 16; 17, 18) are interwoven. Innenkern nach Anspruch 5, dadurch gekennzeichnet, daß die Längs- und Querstege (11,16;17,18) gleich ausgebildet und wellenartig geformt sind, wobei im Geflecht die Wellentäler (12) der Längsstege (11,16) in die Wellenberge (13) der Querstege (17,18), und umgekehrt, eingreifen.Inner core according to claim 5, characterized in that the longitudinal and transverse webs (11, 16; 17, 18) are of the same design and are shaped like waves, the troughs (12) of the longitudinal webs (11, 16) in the braiding in the wave crests (13 ) of the crossbars (17, 18) and vice versa. Innenkern nach Anspruch 2, 5 oder 6, dadurch gekennzeichnet, daß das Trapez des Wellentales (12) dem Trapez des Wellenberges (13) entspricht.Inner core according to claim 2, 5 or 6, characterized in that the trapezoid of the wave trough (12) corresponds to the trapezoid of the wave crest (13). Verfahren zur Herstellung eines Innenkernes nach Anspruch 4, dadurch gekennzeichnet, daß auf eine Unterlage Längsstege (1) mit ihren wellenartig geformten Seiten nach oben weisend im Abstand voneinander gelegt werden, anschließend darauf alle Querstege (2) gelegt werden, und daraufhin zwischen je zwei untere Längsstege (1) obere Längsstege (3) mit ihren wellenartig geformten Seiten nach unten weisend gelegt werden.A process for producing an inner core according to claim 4, characterized in that longitudinal webs (1) are placed on a base with their wave-shaped sides facing upwards at a distance from one another, then all transverse webs (2) are placed thereon, and then between two lower webs Longitudinal webs (1) upper longitudinal webs (3) with their wave-shaped sides facing down.
EP97890212A 1996-10-30 1997-10-29 Inner core of foamed material for upholstery and method for its manufacture Expired - Lifetime EP0839481B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
AT1894/96 1996-10-30
AT0189496A AT403759B (en) 1996-10-30 1996-10-30 Inner core consisting of foam
AT189496 1996-10-30
AT0031297A AT404546B (en) 1996-10-30 1997-02-25 Upholstery inner core consisting of foamed material
AT312/97 1997-02-25
AT31297 1997-02-25

Publications (3)

Publication Number Publication Date
EP0839481A2 true EP0839481A2 (en) 1998-05-06
EP0839481A3 EP0839481A3 (en) 2000-03-01
EP0839481B1 EP0839481B1 (en) 2003-07-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP97890212A Expired - Lifetime EP0839481B1 (en) 1996-10-30 1997-10-29 Inner core of foamed material for upholstery and method for its manufacture

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EP (1) EP0839481B1 (en)
AT (2) AT403759B (en)
DE (1) DE59710465D1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT501886B1 (en) * 2005-11-17 2006-12-15 Kapsamer Gmbh Joka Werke Johann FIBER INTERIOR OF A FOAMING OF SEAT AND / OR LIVING FURNITURE
EP2364618A1 (en) * 2010-03-09 2011-09-14 WI-LA Handels GmbH Spring element for mattresses
CN103027529A (en) * 2012-09-21 2013-04-10 江苏恒康家居科技股份有限公司 Duplex type mesh-structure mattress
CN103355986A (en) * 2012-03-29 2013-10-23 李小兵 Cushion core
WO2014013083A1 (en) * 2012-07-20 2014-01-23 Carpenter Co. Spring components for cushioning devices

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT411646B (en) * 2001-04-09 2004-04-26 Schwarz Heribert SHOULDER AND POOL LOWERING ON MATTRESSES

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB293086A (en) * 1927-03-25 1928-06-25 Chas Macintosh & Company Ltd Improvements in or relating to upholstery, such as cushions, mattresses and the like
FR1372493A (en) * 1963-06-12 1964-09-18 Artea S A Mattress
WO1984002455A1 (en) * 1982-12-20 1984-07-05 Robert H Graebe Constant force cushion
DE4324425A1 (en) * 1993-07-21 1995-01-26 Rolf Wesemann mattress

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9107477U1 (en) * 1991-06-17 1992-10-15 Heerklotz, Siegfried, Dipl.-Ing., 4516 Bissendorf Flat upholstered body, especially mattress

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB293086A (en) * 1927-03-25 1928-06-25 Chas Macintosh & Company Ltd Improvements in or relating to upholstery, such as cushions, mattresses and the like
FR1372493A (en) * 1963-06-12 1964-09-18 Artea S A Mattress
WO1984002455A1 (en) * 1982-12-20 1984-07-05 Robert H Graebe Constant force cushion
DE4324425A1 (en) * 1993-07-21 1995-01-26 Rolf Wesemann mattress

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT501886B1 (en) * 2005-11-17 2006-12-15 Kapsamer Gmbh Joka Werke Johann FIBER INTERIOR OF A FOAMING OF SEAT AND / OR LIVING FURNITURE
EP2364618A1 (en) * 2010-03-09 2011-09-14 WI-LA Handels GmbH Spring element for mattresses
CN103355986A (en) * 2012-03-29 2013-10-23 李小兵 Cushion core
WO2014013083A1 (en) * 2012-07-20 2014-01-23 Carpenter Co. Spring components for cushioning devices
CN103027529A (en) * 2012-09-21 2013-04-10 江苏恒康家居科技股份有限公司 Duplex type mesh-structure mattress

Also Published As

Publication number Publication date
DE59710465D1 (en) 2003-08-28
EP0839481B1 (en) 2003-07-23
AT404546B (en) 1998-12-28
ATA189496A (en) 1997-10-15
AT403759B (en) 1998-05-25
EP0839481A3 (en) 2000-03-01
ATA31297A (en) 1998-05-15

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