ES1075596U

ES1075596U - Decorable chair backrest (Machine-translation by Google Translate, not legally binding)

Info

Publication number: ES1075596U
Application number: ES201100833U
Authority: ES
Inventors: Rafael Cambra Castiñeiras
Original assignee: Distribuciones Calceatenses Salas S L; DISTRIBUCIONES CALCEATENSES SALAS SL
Current assignee: Distribuciones Calceatenses Salas S L; DISTRIBUCIONES CALCEATENSES SALAS SL
Priority date: 2011-09-02
Filing date: 2011-09-02
Publication date: 2011-11-07
Anticipated expiration: 2021-09-02
Also published as: ES1075596Y

Abstract

Decorative chair backrest comprising: - an inner layer (1), intended to receive the back of a user; - an outer layer (2); - an intermediate layer (3) of decorative material disposed between the inner layer (1) and the outer layer (2); y - joining means of the assembly of the three layers (1, 2, 3) with a frame (7) of backrest of a chair; Wherein at least one of the inner layer (1) and the outer layer (2) has decorative openings (4) that allow to see through it the intermediate layer (3). (Machine-translation by Google Translate, not legally binding)

Description

Respaldo de silla decorable.Decorative chair back.

Field of the Invention

La presente invención se refiere de manera general al campo de la fabricación de sillas, y más concretamente a la fabricación de sillas decorativas.The present invention relates in a manner general to the field of chair manufacturing, and more specifically to the manufacture of decorative chairs.

Background of the invention

En el campo de la fabricación de sillas, generalmente el respaldo está constituido por un único elemento que se une mediante diversos medios conocidos al bastidor de la silla. Alternativamente, también pueden fabricarse los respaldos en una sola pieza con el bastidor de la silla.In the field of chair manufacturing, generally the backrest is constituted by a single element that it is joined by various known means to the chair frame. Alternatively, the backrests can also be manufactured in a single piece with the chair frame.

En el primer caso, tal como se mencionó, el respaldo se fabrica generalmente de una sola pieza, lo que puede dar lugar en ocasiones a complicados procesos de fabricación. En el segundo caso no permite desmontarse para proporcionar operaciones de mantenimiento o recambio según se requiera.In the first case, as mentioned, the Backrest is usually manufactured in one piece, which can give Occasionally lead to complicated manufacturing processes. At second case does not allow disassembly to provide operations of maintenance or replacement as required.

El documento FR2762702A1 da a conocer un respaldo de silla compuesto por madera contrachapada para fines publicitarios. Sobre dicho respaldo, se coloca un póster impreso con los motivos publicitarios, y se cubre con una lámina de resina prensada en caliente para fijarlo al respaldo de madera. En una variante, el póster se une al respaldo mediante una funda de plástico transparente que cubre el respaldo. Sin embargo, en el primer caso el cambio del motivo publicitario por otro resulta excesivamente complicado, mientras que en el segundo caso el resultado estético y las propiedades de resistencia del respaldo recubierto por la funda de plástico no resultan satisfacto-
rios.Document FR2762702A1 discloses a chair backrest made of plywood for advertising purposes. On this backing, a poster printed with the advertising motifs is placed, and covered with a sheet of hot pressed resin to fix it to the wooden backing. In a variant, the poster is attached to the backrest by a transparent plastic sheath that covers the backrest. However, in the first case the change of the advertising motif for another is excessively complicated, while in the second case the aesthetic result and the resistance properties of the backing covered by the plastic sheath are not satisfactory.
rivers.

Sigue existiendo por tanto en la técnica la necesidad de un respaldo de silla que presente motivos decorativos que permita un fácil proceso de fabricación con respecto a la técnica anterior, así como sencillas operaciones de mantenimiento y/o recambio, con un resultado estético mejorado.Therefore, the technique still exists in need for a chair back that presents decorative motifs that allows an easy manufacturing process with respect to the prior art, as well as simple maintenance operations and / or replacement, with an improved aesthetic result.

Summary of the invention

La presente invención da a conocer un respaldo de silla decorable que comprende:The present invention discloses a backup of a chair that includes:

--: una capa interior destinada a recibir la espalda de un usuario;a inner layer intended to receive a user's back;

--: una capa exterior;a outer layer;

--: una capa intermedia de material decorativo dispuesta entre la capa interior y la capa exterior; ya intermediate layer of decorative material arranged between the layer inner and outer layer; Y

--: medios de unión del conjunto de las tres capas con un bastidor de respaldo de una silla.media of union of the set of the three layers with a backrest frame of a chair.

Al menos una de la capa interior y la capa exterior del respaldo de silla de la presente invención presenta calados decorativos que permiten ver a su través la capa intermedia.At least one of the inner layer and the layer exterior of the chair backrest of the present invention presents decorative drafts that allow to see through the layer intermediate.

De este modo se proporciona un respaldo decorativo que permite una sencilla fabricación y un fácil ensamblaje de las tres capas con un resultado estético mejorado. El respaldo decorativo de la presente invención permite una gran cantidad de combinaciones de colores mediante la combinación de distintas capas, aprovechando la fabricación en serie de capas interiores y exteriores combinadas con distintas capas intermedias. Además, el respaldo de la presente invención permite su desmontaje para realizar operaciones de mantenimiento o cambiar la capa intermedia de manera sencilla.This provides a backup decorative that allows simple manufacturing and easy assembly of the three layers with an improved aesthetic result. He Decorative backrest of the present invention allows a large number of color combinations by combining different layers, taking advantage of the mass production of layers interior and exterior combined with different intermediate layers. In addition, the backrest of the present invention allows its disassembly to perform maintenance operations or change the layer intermediate easily.

Brief description of the drawings

La presente invención se entenderá mejor con referencia a los siguientes dibujos que ilustran una realización preferida de la invención, proporcionada a modo de ejemplo, y que no debe interpretarse como limitativa de la invención de ninguna manera.The present invention will be better understood with reference to the following drawings illustrating an embodiment preferred of the invention, provided by way of example, and not should be construed as limiting the invention of any way.

La figura 1 muestra una vista en despiece ordenado del respaldo de silla decorativo según la realización preferida de la presente invención.Figure 1 shows an exploded view tidy of the decorative chair backrest according to the embodiment Preferred of the present invention.

La figura 2 muestra una vista delantera del conjunto del respaldo montado.Figure 2 shows a front view of the backrest assembly mounted.

La figura 3 muestra una vista trasera del conjunto del respaldo montado.Figure 3 shows a rear view of the backrest assembly mounted.

Detailed description of the preferred embodiments

Según la realización preferida de la presente invención, tal y como se puede observar en la figura 1, el respaldo de silla decorable está constituido por una capa interior 1, una capa exterior 2 y una capa intermedia 3. La capa interior 1 está destinada a recibir la espalda de un usuario, mientras que la capa exterior 2 está dirigida hacia el exterior de la silla atrapando a la capa intermedia 3 entre las mismas.According to the preferred embodiment of the present invention, as can be seen in figure 1, the backrest of a decorative chair consists of an inner layer 1, a outer layer 2 and an intermediate layer 3. The inner layer 1 is intended to receive a user's back while the cape exterior 2 is directed towards the outside of the chair trapping the intermediate layer 3 between them.

La capa interior 1 presenta una serie de calados 4 realizados preferiblemente mediante un método de perforación por láser. Dichos calados 4 permiten ver la capa intermedia 3 decorativa a su través, proporcionando de ese modo el efecto estético deseado.The inner layer 1 has a series of openwork 4 preferably performed by a drilling method by To be. Said openings 4 allow to see the decorative intermediate layer 3 through it, thereby providing the aesthetic effect wanted.

La capa interior 1 presenta un pliegue lateral 5 en cada uno de sus laterales de forma adecuada para alojar la capa exterior 2. En dichos pliegues 5 se sueldan tuercas 6 que sirven como medios de unión del conjunto de las tres capas 1, 2, 3 con un bastidor 7 de respaldo de una silla. Por la disposición, conformado y montaje del respaldo, estas tuercas 6 quedan ocultas una vez instalado completamente el respaldo en la silla, de modo que no alteran el resultado estético obtenido.The inner layer 1 has a lateral fold 5 on each of its sides properly to accommodate the layer outer 2. In said folds 5 nuts 6 are welded which serve as means of joining the set of the three layers 1, 2, 3 with a 7 backrest frame of a chair. By arrangement, conformed and mounting the backrest, these nuts 6 are hidden once fully installed the backrest on the chair, so that no alter the aesthetic result obtained.

Además, la capa interior 1 también comprende un pliegue vertical 8 en cada uno de sus bordes superior e inferior, que cierran y ocultan el conjunto de las tres capas 1, 2, 3 por su parte superior e inferior, respectivamente.In addition, the inner layer 1 also comprises a vertical fold 8 on each of its upper and lower edges, that close and hide the set of the three layers 1, 2, 3 by their top and bottom, respectively.

Por su parte, la capa exterior 2 presenta preferiblemente dos pestañas laterales 9 que se acoplan a la forma de huecos correspondientes en los pliegues laterales 5 de la capa interior 1.On the other hand, the outer layer 2 presents preferably two side flanges 9 that fit the shape corresponding holes in the side folds 5 of the layer interior 1.

El respaldo de silla decorable descrito anteriormente con referencia a la realización preferida de la invención está adaptado para acoplarse en un bastidor 7 de una silla formado por tubos verticales, tal y como se observa en las figuras 1, 2 y 3. Dichos tubos verticales tienen formados en ellos unos orificios pasantes 10. Las tuercas 6 de la capa interior 1 están dispuestas para recibir tornillos de unión 11 que pasan a través de dichos orificios pasantes 10, quedando la cabeza de los tornillos de unión 11 enrasada con la superficie del bastidor 7. De ese modo, se fija la capa interior 1 al bastidor 7 del respaldo de silla, quedando la capa intermedia 3 y la capa exterior 2 sujetas a presión entre ellos. Del mismo modo se observa que, según la realización preferida de la invención, la capa intermedia 3 y la capa exterior 2 quedan fijadas al bastidor 7 sin la necesidad de realizar orificios pasantes en las mismas.The described chair backrest above with reference to the preferred embodiment of the invention is adapted to engage in a frame 7 of a chair formed by vertical tubes, as seen in the figures 1, 2 and 3. These vertical tubes have formed in them some through holes 10. The nuts 6 of the inner layer 1 are arranged to receive connecting screws 11 that pass through said through holes 10, the head of the screws remaining connection 11 flush with the surface of the frame 7. Thus, it fix the inner layer 1 to the frame 7 of the chair backrest, leaving the intermediate layer 3 and the outer layer 2 subject to pressure among them. In the same way it is observed that, according to the embodiment Preferred of the invention, intermediate layer 3 and outer layer 2 they are fixed to the frame 7 without the need to make holes interns in them.

Además, según la realización preferida de la invención, el respaldo de silla decorable queda enrasado con un mismo grosor homogéneo, sin presentar saltos en la unión hueco-solapa entre la capa exterior 2 y la interior 1. Esto es así porque la capa intermedia 3 cubre la diferencia entre el grosor de la capa interior 1 con sus pliegues verticales 8 y el grosor de la capa exterior 2, con lo que queda conformado de forma compacta. Por consiguiente, el respaldo de silla decorable final no presenta ninguna arista viva de corte, ya que los contornos quedan conformados por pliegues 5, 8. Además el montaje de los tornillos hace que no existan elementos que sobresalgan del respaldo. Todo ello contribuye a evitar riesgos de lesiones por corte para los usuarios, cumpliendo así con las exigencias normativas y con las necesidades de comodidad para los usuarios.In addition, according to the preferred embodiment of the invention, the decorative chair backrest is flush with a same homogeneous thickness, without presenting jumps in the union hollow-flap between outer layer 2 and inner 1. This is because the intermediate layer 3 covers the difference between the thickness of the inner layer 1 with its vertical folds 8 and the thickness of the outer layer 2, thereby being shaped compact Therefore, the final decorative chair backrest does not it presents no sharp cutting edge, since the contours remain conformed by folds 5, 8. In addition the mounting of the screws causes that there are no elements that stand out from the backrest. All this helps to avoid risks of injuries by cutting for users, thus complying with regulatory requirements and with comfort needs for users.

Más concretamente, según la realización preferida, la capa interior 1 presenta un grosor de 1,5 mm. Por su parte, la capa intermedia 3, al comprimirse entre la capa interior 1 y la capa exterior 2, presenta un grosor de 0,5 mm, mientras que la capa exterior 2 presenta un grosor de 1 mm.More specifically, according to the embodiment preferred, the inner layer 1 has a thickness of 1.5 mm. For his part, the intermediate layer 3, when compressed between the inner layer 1 and the outer layer 2 has a thickness of 0.5 mm, while the outer layer 2 has a thickness of 1 mm.

La capa interior 1 y la capa exterior 2 del respaldo decorativo según la presente invención pueden fabricarse de cualquier material que garantice la consistencia necesaria al respaldo de silla, por ejemplo puede seleccionarse del grupo constituido por metal, madera y plástico. Además, ambas capas 1, 2 pueden fabricarse del mismo material o de materiales diferentes. Preferiblemente, ambas capas 1, 2 se fabrican de metal.The inner layer 1 and the outer layer 2 of the Decorative backrest according to the present invention can be manufactured from any material that guarantees the necessary consistency to chair backrest, for example, can be selected from the group constituted by metal, wood and plastic. In addition, both layers 1, 2 They can be made of the same material or of different materials. Preferably, both layers 1, 2 are made of metal.

Asimismo la capa intermedia 3 puede fabricarse de cualquier material decorativo adecuado, por ejemplo de un material para tapizar, tal como un material seleccionado del grupo constituido por tela, cuero y skay vinílico.Also the intermediate layer 3 can be manufactured of any suitable decorative material, for example of a upholstery material, such as a material selected from the group constituted by cloth, leather and vinyl skay.

Debe apreciarse que el respaldo de silla decorativo según la presente invención permite aplicar un procedimiento de fabricación sencillo para la obtención de dicho respaldo, ya que puede fabricarse cada una de las capas por separado y luego ensamblarse juntas mediante un procedimiento sencillo, combinando diferentes formas de calados y colores de la capa intermedia. Además, según la realización preferida, pueden desmontarse las tres capas para cambiar la capa intermedia por otra capa intermedia diferente, permitiendo de ese modo operaciones de mantenimiento y de recambio notablemente facilitadas.It should be appreciated that the chair backrest decorative according to the present invention allows to apply a simple manufacturing process for obtaining said backing, since each layer can be manufactured separately and then assemble together by a simple procedure, combining different shapes of openwork and layer colors intermediate. In addition, according to the preferred embodiment, they can dismantle the three layers to change the intermediate layer for another different intermediate layer, thereby allowing operations of maintenance and replacement greatly facilitated.

Aunque se ha descrito la presente invención con referencia a realizaciones preferidas de la misma, los expertos en la técnica entenderán fácilmente que pueden aplicarse modificaciones a las mismas sin apartarse por ello del alcance de la presente invención. Por ejemplo, aunque se han descrito calados decorativos en la capa interior, resultará evidente que dichos calados también pueden estar presentes únicamente en la capa exterior, o tanto en la capa exterior como en la capa interior.Although the present invention has been described with reference to preferred embodiments thereof, experts in the technique will easily understand that modifications can be applied to them without departing from the scope of this invention. For example, although decorative drafts have been described in the inner layer, it will be evident that such openwork also they can be present only in the outer layer, or both in the outer layer as in the inner layer.

Del mismo modo, se ha descrito que los calados 4 se fabrican mediante un método de perforación por láser en la realización preferida de la invención, resultará evidente para los expertos en la técnica que pueden fabricarse mediante cualquier método adecuado conocido en la técnica que permita obtener dichos calados decorativos 4, tal como un método seleccionado del grupo constituido por perforación por láser, punzonado y prensado.Similarly, it has been described that the drafts 4 They are manufactured using a laser drilling method in the preferred embodiment of the invention will be apparent to the experts in the art that can be manufactured by any suitable method known in the art that allows obtaining said decorative drafts 4, such as a method selected from the group constituted by laser drilling, punching and pressing.

Además, aunque se han descrito medios específicos de unión del conjunto de las tres capas con un bastidor de respaldo de una silla, resultará evidente que dichos medios de unión podrán variar dentro de la técnica conocida en función de las características específicas del bastidor de silla al que deba aplicarse el respaldo de silla decorable de la presente
invención.In addition, although specific means of joining the assembly of the three layers with a backrest frame of a chair have been described, it will be evident that said joining means may vary within the known technique depending on the specific characteristics of the chair frame to the that the decorative chair backrest of the present should be applied
invention.

Claims

1. Decorative chair back that understands:

--: una capa interior (1), destinada a recibir la espalda de un usuario;a inner layer (1), intended to receive the back of a Username;

--: una capa exterior (2);a outer layer (2);

--: una capa intermedia (3) de material decorativo dispuesta entre la capa interior (1) y la capa exterior (2); ya intermediate layer (3) of decorative material arranged between the layer inner (1) and outer layer (2); Y

--: medios de unión del conjunto de las tres capas (1, 2, 3) con un bastidor (7) de respaldo de una silla;media of union of the set of the three layers (1, 2, 3) with a frame (7) backrest of a chair;

in which at least one of the inner layer (1) and the outer layer (2) has decorative openings (4) that allow see through the middle layer (3).

2. Backrest according to claim 1, characterized in that the outer layer (2) is made of the same material as the inner layer (1).

3. Backrest according to any of the preceding claims, characterized in that the inner layer (1) has decorative openings (4) and the outer layer (2) does not have them.

4. Backrest according to any of the preceding claims, characterized in that the inner layer (1) and the outer layer (2) are made of a material chosen from the group consisting of metal, wood and plastic.

5. Backrest according to claim 4, characterized in that the inner layer (1) and the outer layer (2) are made of metal.

6. Backrest according to any of the preceding claims, characterized in that the intermediate layer (3) is made of a material selected from the group consisting of cloth, leather and vinyl skay.

7. Backing according to any of the preceding claims, characterized in that the openings (4) are carried out by means of a method selected from the group consisting of laser drilling, punching and pressing.

8. Backrest according to claim 7, characterized in that the openings (4) are carried out by laser drilling.

9. Backrest according to any of the preceding claims, characterized in that it allows the three layers (1, 2, 3) to be removed to change the intermediate layer (3) by another intermediate layer (3)
different.

10. Backrest according to any of the preceding claims, characterized in that the joining means consist of nuts (6) welded to the inner layer (1) arranged to receive joining screws (11) that pass through through holes (10) in the frame (7) of the chair backrest, thereby fixing the inner layer (1) to the frame (7) of the chair backrest leaving the intermediate layer (3) and the outer layer (2) between them.

11. Backrest according to claim 10, characterized in that the head of the connecting screws (11) is flush with the surface of the frame (7).

12. Backrest according to any of the preceding claims, characterized in that the inner layer (1) has a lateral fold (5) on each of its sides in a manner suitable to accommodate the outer layer (2), leaving the intermediate layer (3 ) sandwiched between them.

13. Backrest according to any one of the preceding claims, characterized in that the outer layer (2) has lateral flanges (9) that are coupled to the shape of corresponding holes in the lateral folds (5) of the inner layer (1).

14. Backrest according to any of the preceding claims, characterized in that the intermediate layer (3) and the outer layer (2) are fixed to the frame (7) without the need to make through holes therein.

15. Backrest according to any of the preceding claims, characterized in that the intermediate layer (3) covers the difference between the thickness of the inner layer (1) with its vertical folds (8) and the thickness of the outer layer (2), leaving the backrest of the chair flush with the same homogeneous thickness.

16. Backrest according to any of the preceding claims, characterized in that the inner layer (1) has a thickness of 1.5 mm, the intermediate layer (3) compressed between the inner layer (1) and the outer layer (2) has 0.5 mm thick, and the outer layer (2) is 1 mm thick.

17. Backrest according to any of the preceding claims, characterized in that the inner layer (1) further comprises a vertical fold (8) at each of its upper and lower edges, which close and hide the assembly of the three layers (1, 2. 3).