WO2022167701A1 - Dynamic chair - Google Patents

Dynamic chair Download PDF

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Publication number
WO2022167701A1
WO2022167701A1 PCT/ES2021/000038 ES2021000038W WO2022167701A1 WO 2022167701 A1 WO2022167701 A1 WO 2022167701A1 ES 2021000038 W ES2021000038 W ES 2021000038W WO 2022167701 A1 WO2022167701 A1 WO 2022167701A1
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WO
WIPO (PCT)
Prior art keywords
frame
chair
seat body
base
dynamic chair
Prior art date
Application number
PCT/ES2021/000038
Other languages
Spanish (es)
French (fr)
Inventor
Domingo Carretero Aranda
Original Assignee
Domingo Carretero Aranda
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Domingo Carretero Aranda filed Critical Domingo Carretero Aranda
Priority to EP21924498.5A priority Critical patent/EP4289312A1/en
Publication of WO2022167701A1 publication Critical patent/WO2022167701A1/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
    • A47C9/00—Stools for specified purposes
    • A47C9/002—Stools for specified purposes with exercising means or having special therapeutic or ergonomic effects
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A47C3/029—Rocking chairs with curved rocking members resting on the floor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
    • H05F3/00—Carrying-off electrostatic charges
    • H05F3/02—Carrying-off electrostatic charges by means of earthing connections

Definitions

  • the present invention refers to a dynamic chair that has an unstable support on the ground during its use, so that to compensate said instability a user must compensate it with the support of his feet on the ground, necessarily exercising certain muscle groups of his body. , fundamentally of his feet and legs; all this so that said user can remain stable in the sitting position on the chair, this position in which the seat surface of the chair will be located in a substantially horizontal plane.
  • the sector of the technique in which the present invention is framed is that pertaining to furniture, and more specifically to! seating furniture.
  • Some chairs are also known that have arched runners attached to the ends of pairs of legs; where said arched skates are the elements that rest on the ground so that a user can balance while sitting on the chair.
  • the invention proposes a dynamic chair comprising a seat body joined to a frame located below the seat body; where said frame includes a first upper end part joined to the seat body, a lower end part opposite the upper end zone, and a central part.
  • the dynamic chair further comprises a base attached to the lower end area of the frame; where said base includes a protruding central protuberance as a means of unstable support on the floor of the dynamic chair; and wherein the central protrusion protrudes below a lower perimeter surface of the base.
  • the chair includes an electrical circuit comprising an electrical cable; where one end of the electric cable is connected to a first metal piece attached to the seat body, while another end of said electric cable is connected to a second metal piece attached to the central protuberance, while being in contact with the ground while using the chair.
  • the electrical cable is configured to receive, conduct and divert static electricity to ground that a user seated in the chair could have accumulated.
  • the frame is made up of tubes that coincide with the edges of a parallelogram, while the base consists of a hollow body with a laminar structure.
  • the electrical cable runs through the interior space of some of the truss tubes and also the interior space of the base.
  • the armor is reinforced by means of an annular body that is joined to the central part that forms part of said armor.
  • the seat body comprises a platform and a backrest that are joined by a curved section, while the platform includes a smooth central concavity and a front wing extended downwards.
  • the platform of the seat body includes lower appendages that start from a lower face of said platform; where said lower appendages are configured to fit into upper end sections of tubes that form part of the frame; and where the joint between the seat body and the frame comprises screws that connect the lower appendages and said upper end sections of tubes of the frame.
  • the backrest of the upper seat body includes at least one hole that is configured to be able to grab and hold the chair during handling and transfer.
  • the frame of the chair is metallic, while the base and the seat body are made of a plastic material, so that the frame is joined to the base by means of a screw connection.
  • the central protrusion of the base has a spherical cap-shaped configuration.
  • Figure 1.- Shows an elevation view of the dynamic chair, object of the invention.
  • Figure 2. Shows a perspective view of the frame that joins the lower base with the seat body of the chair.
  • Figure 3. Shows a perspective view of the upper seat body of the chair.
  • Figure 4.- Shows a profile view of the upper seat body of the chair.
  • the dynamic chair comprises a seat body 1, a frame 2 with a tubular structure, and a base 3; where the seat body 1 is configured so that a user can sit down during the use of the chair.
  • the base 3 has a circular shape.
  • the base 3 of the chair is configured to rest unstable on the ground during use of the chair, so that for this said base 3 includes in its center a central protuberance 4 in the form of a spherical cap; where during the use of the chair of the invention, to compensate for its instability, the user must compensate it with the support of their feet on the ground, necessarily exercising certain muscle groups of their body, fundamentally of the back, feet and legs; all this so that said user can remain stable in the sitting position on the chair.
  • the user seated in the chair of the invention continuously exercises said muscle groups in a comfortable and simple way, precisely due to the instability of the support on the floor of the chair during use.
  • the chair of the invention can be useful in the prevention of low back pain and other pathologies, by counteracting the negative effect exerted by prolonged sitting and likewise, helping to overcome different ailments, especially of the back.
  • the instability of the chair is limited, thus making it difficult to overturn, by means of perimeter parts of the base 3 that are around the central protuberance 4, so that in the embodiment shown in the figures, said perimeter parts are refer to a perimeter cornered edge 5 of the base 3, although in another embodiment of the invention not shown in the figures said perimeter parts could be, for example, some appendages that protrude below the lower base 3 with a height less than the central protuberance Four.
  • the chair of the invention also includes an electrical circuit comprising a single-phase electrical cable 6 configured to receive and conduct static electricity to ground that a user seated in the chair may have accumulated.
  • one end of the electrical cable 6 is connected to a first metal part 7 attached to the upper seat body 1, while the other end of said electrical cable 6 is connected to a second metal part 8 attached to the central protuberance 4 and which is in contact with the ground.
  • a first metal part 7 attached to the upper seat body 1
  • a second metal part 8 attached to the central protuberance 4 and which is in contact with the ground.
  • the electric cable 6 runs through the interior of some of the tubes that make up the frame, while another section of said electric cable 6 runs through an interior space of the lower base 3 that has a hollow structure.
  • the frame 2 is formed by metal tubes that coincide with the edges of a parallelepiped body; where four of said tubes are arranged in vertical directions with a circular section, another four are arranged in a first horizontal plane with a rectangular section in coincidence with the seat body 1 and another four tubes with a rectangular section that are arranged in another horizontal plane in coincidence with the base 3.
  • the frame 2 can also be reinforced by means of an annular body 9 with a cylindrical-tubular section arranged at mid-height.
  • the seat body 1 comprises a platform 1a and a low backrest 1b that are joined by a curved section 1c, while the platform 1a includes a smooth central concavity 10 and a front wing 11 extended downwards.
  • the platform 1a of the seat body 1 includes lower appendages 12 that start from a lower face of said platform 1a, so that said lower appendages 12 are configured to fit into upper end sections of the four vertical tubes that form part of the frame 2, ensuring the connection between the seat body 1 and the frame 2 by means of screws not shown in the figures.
  • the backrest 1b of the seat body 1 includes two holes 13 to introduce the fingers of one of the user's hands through them and to be able to grip and hold the chair assembly more easily during handling and transfer.
  • the frame 2 is metallic, while the base 3 is made of a plastic material such as polypropylene.
  • the seat body 1 is also made of polypropylene, so that the frame 2 is joined to the base 3 by means of a screwed joint.
  • the height of the chair of the invention can be between 40 cm. and 50 cm., without obviously ruling out other measures, varying the height of the reinforcement 2.

Landscapes

  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

Disclosed is a dynamic chair comprising: a frame joined at the top to a seat body and at the bottom to a base (3) designed with a central projecting protuberance (4) that acts as an unstable support means of the seat; and an electrical circuit formed by an electrical cable (6) connected at one end to a first metal piece (7) joined to the seat body (1), and at the other end to a second metal piece (8) joined to the central protuberance (4), and which is in contact with the ground, the cable being designed to receive, conduct and divert to earth static electricity that a user seated on the seat may have accumulated.

Description

DESCRIPCIÓN DESCRIPTION
SILLA DINÁMICA DYNAMIC CHAIR
OBJETO TÉCNICO DE LA INVENCIÓN TECHNICAL OBJECT OF THE INVENTION
La presente invención se refiere a una silla dinámica que tiene un apoyo inestable sobre el suelo durante su uso, de manera que para compensar dicha inestabilidad un usuario la debe compensar con el apoyo en el suelo de sus pies ejercitando necesariamente determinados grupos musculares de su cuerpo, fundamentalmente de sus pies y piernas; todo ello para que dicho usuario pueda mantenerse estable en la posición de sentado sobre la silla, posición ésta en la que la superficie de asiento de la silla estará situada en un plano sustancialmente horizontal. The present invention refers to a dynamic chair that has an unstable support on the ground during its use, so that to compensate said instability a user must compensate it with the support of his feet on the ground, necessarily exercising certain muscle groups of his body. , fundamentally of his feet and legs; all this so that said user can remain stable in the sitting position on the chair, this position in which the seat surface of the chair will be located in a substantially horizontal plane.
SECTOR DE LA TÉCNICA TECHNICAL SECTOR
El sector de la técnica en el que se enmarca la presente invención es el perteneciente al mobiliario, y más concretamente a! mobiliario de asiento. The sector of the technique in which the present invention is framed is that pertaining to furniture, and more specifically to! seating furniture.
PROBLEMA TÉCNICO A RESOLVER Y ANTECEDENTES DE LA INVENCIÓN TECHNICAL PROBLEM TO SOLVE AND BACKGROUND OF THE INVENTION
En la actualidad son conocidos multitud modelos de elementos de asiento, como por ejemplo sillas, banquetas, sofás, sillones, etc; donde todos incluyen unos apoyos estables para asentar sobre el suelo. At present, many models of seating elements are known, such as chairs, stools, sofas, armchairs, etc; where all include stable supports to settle on the ground.
También son conocidas algunas sillas que tienen unos patines arqueados unidos a los extremos de pares de patas; donde dichos patines arqueados son los elementos que apoyan en el suelo para que un usuario pueda balancearse estando sentado en la silla. Some chairs are also known that have arched runners attached to the ends of pairs of legs; where said arched skates are the elements that rest on the ground so that a user can balance while sitting on the chair.
DESCRIPCIÓN DE LA INVENCIÓN DESCRIPTION OF THE INVENTION
Con el fin de alcanzar los objetivos y evitar los inconvenientes en los apartados anteriores, la invención propone una silla dinámica que comprende un cuerpo de asiento unido a una armadura ubicada por debajo del cuerpo de asiento; donde dicha armadura incluye una primera parte extrema superior unida al cuerpo de asiento, una parte extrema inferior opuesta a la zona extrema superior, y una parte central. La silla dinámica comprende además una base unida a la zona extrema inferior de la armadura; donde dicha base incluye una protuberancia central saliente como medio de apoyo inestable en el suelo de la silla dinámica; y donde la protuberancia central sobresale por debajo de una superficie perimetral inferior de la base. In order to achieve the objectives and avoid the drawbacks in the previous sections, the invention proposes a dynamic chair comprising a seat body joined to a frame located below the seat body; where said frame includes a first upper end part joined to the seat body, a lower end part opposite the upper end zone, and a central part. The dynamic chair further comprises a base attached to the lower end area of the frame; where said base includes a protruding central protuberance as a means of unstable support on the floor of the dynamic chair; and wherein the central protrusion protrudes below a lower perimeter surface of the base.
La silla incluye un circuito eléctrico que comprende un cable eléctrico; donde un extremo del cable eléctrico está conectado a una primera pieza metálica unida al cuerpo de asiento, mientras que otro extremo de dicho cable eléctrico está conectado a una segunda pieza metálica unida a la protuberancia central, a la vez que está en contacto con el suelo durante el uso de la silla. The chair includes an electrical circuit comprising an electrical cable; where one end of the electric cable is connected to a first metal piece attached to the seat body, while another end of said electric cable is connected to a second metal piece attached to the central protuberance, while being in contact with the ground while using the chair.
El cable eléctrico está configurado para recibir, conducir y derivar la electricidad estática a tierra que pudiera tener acumulada un usuario sentado en la silla. The electrical cable is configured to receive, conduct and divert static electricity to ground that a user seated in the chair could have accumulated.
En una realización de la invención, la armadura está formada por unos tubos que coinciden con las aristas de un paralelogramo, mientras la base consiste en un cuerpo hueco de estructura laminar. In one embodiment of the invention, the frame is made up of tubes that coincide with the edges of a parallelogram, while the base consists of a hollow body with a laminar structure.
El cable eléctrico recorre el espacio interior de algunos de los tubos de la armadura y también el espacio interior de la base. The electrical cable runs through the interior space of some of the truss tubes and also the interior space of the base.
La armadura está reforzada mediante un cuerpo anular que está unido a la parte central que forma parte de dicha armadura. The armor is reinforced by means of an annular body that is joined to the central part that forms part of said armor.
El cuerpo de asiento comprende una plataforma y un respaldo que están unidos mediante un tramo curvado, a la vez que la plataforma incluye una suave concavidad central y un ala frontal prolongada hacia abajo. The seat body comprises a platform and a backrest that are joined by a curved section, while the platform includes a smooth central concavity and a front wing extended downwards.
La plataforma del cuerpo de asiento incluye unos apéndices inferiores que arrancan de una cara inferior de dicha plataforma; donde dichos apéndices inferiores están configurados para encastrarse en unos tramos extremos superiores de unos tubos que forman parte de la armadura; y donde la unión entre el cuerpo de asiento y la armadura comprende unos tomillos que relacionan los apéndices inferiores y dichos tramos extremos superiores de unos tubos de la armadura . The platform of the seat body includes lower appendages that start from a lower face of said platform; where said lower appendages are configured to fit into upper end sections of tubes that form part of the frame; and where the joint between the seat body and the frame comprises screws that connect the lower appendages and said upper end sections of tubes of the frame.
El respaldo del cuerpo de asiento superior incluye al menos uno orificio que está configurado para poder agarrar y sujetar la silla durante su manipulación y traslado.The backrest of the upper seat body includes at least one hole that is configured to be able to grab and hold the chair during handling and transfer.
En una realización de la invención, la armadura de la silla es metálica, mientras la base y el cuerpo de asiento están fabricados con un material plástico, de forma que la armadura se une a la base mediante una unión atornillada. In one embodiment of the invention, the frame of the chair is metallic, while the base and the seat body are made of a plastic material, so that the frame is joined to the base by means of a screw connection.
En una realización de la invención, la protuberancia central de la base tiene una configuración en forma de casquete esférico. In one embodiment of the invention, the central protrusion of the base has a spherical cap-shaped configuration.
A continuación para facilitar una mejor comprensión de esta memoria descriptiva y formando parte integrante de la misma, se acompaña una serie de figuras en las que con carácter ilustrativo y no limitativo se ha representado el objeto de la invención. Below, to facilitate a better understanding of this description and forming an integral part thereof, a series of figures are attached in which the object of the invention has been represented by way of illustration and not limitation.
BREVE DESCRIPCIÓN DE LAS FIGURAS BRIEF DESCRIPTION OF THE FIGURES
Figura 1.- Muestra una vista en alzado de la silla dinámica, objeto de la invención. Figure 1.- Shows an elevation view of the dynamic chair, object of the invention.
Comprende básicamente un cuerpo de asiento superior, una armadura y una base inferior. It basically comprises an upper seat body, a frame and a lower base.
Figura 2.- Muestra una vista en perspectiva de la armadura que une la base inferior con el cuerpo de asiento de la silla. Figure 2.- Shows a perspective view of the frame that joins the lower base with the seat body of the chair.
Figura 3.- Muestra una vista en perspectiva del cuerpo de asiento superior de la silla.Figure 3.- Shows a perspective view of the upper seat body of the chair.
Figura 4.- Muestra una vista en perfil del cuerpo de asiento superior de la silla. Figure 4.- Shows a profile view of the upper seat body of the chair.
DESCRIPCIÓN DE UN EJEMPLO DE REALIZACIÓN DE LA INVENCIÓN DESCRIPTION OF AN EXAMPLE OF EMBODIMENT OF THE INVENTION
Considerando la numeración adoptada en las figuras, la silla dinámica comprende un cuerpo de asiento 1, una armadura 2 de estructura tubular, y una base 3; donde el cuerpo de asiento 1 está configurado para que un usurario se pueda sentar durante el uso de la silla. En la realización que se muestra en las figuras, la base 3 tiene una forma circular. En cambio, la base 3 de la silla está configurada para apoyar sobre el suelo de forma inestable durante el uso de la silla, de forma que para ello dicha base 3 incluye en su centro una protuberancia central 4 en forma de casquete esférico; donde durante el uso de la silla de la invención, para compensar su inestabilidad, el usuario la debe compensar con el apoyo en el suelo de sus pies ejercitando necesariamente determinados grupos musculares de su cuerpo, fundamentalmente de la espalda, pies y piernas; todo ello para que dicho usuario pueda mantenerse estable en la posición de sentado sobre la silla. Considering the numbering adopted in the figures, the dynamic chair comprises a seat body 1, a frame 2 with a tubular structure, and a base 3; where the seat body 1 is configured so that a user can sit down during the use of the chair. In the embodiment shown in the figures, the base 3 has a circular shape. Instead, the base 3 of the chair is configured to rest unstable on the ground during use of the chair, so that for this said base 3 includes in its center a central protuberance 4 in the form of a spherical cap; where during the use of the chair of the invention, to compensate for its instability, the user must compensate it with the support of their feet on the ground, necessarily exercising certain muscle groups of their body, fundamentally of the back, feet and legs; all this so that said user can remain stable in the sitting position on the chair.
Asi pues, el usuario sentado en la silla de la invención ejercita continuamente dichos grupos musculares de forma cómoda y sencilla, debido precisamente a la Inestabilidad del apoyo en el suelo de la silla durante su uso. Thus, the user seated in the chair of the invention continuously exercises said muscle groups in a comfortable and simple way, precisely due to the instability of the support on the floor of the chair during use.
La silla de la invención puede ser útil en la prevención de la lumbalgia y otras patologías, al contrarrestar el efecto negativo que ejerce la sedestación prolongada y asi mismo, ayudar en la superación de distintas dolencias, especialmente de la espalda. The chair of the invention can be useful in the prevention of low back pain and other pathologies, by counteracting the negative effect exerted by prolonged sitting and likewise, helping to overcome different ailments, especially of the back.
Por otro lado, la inestabilidad de la silla está limitada, dificultando así el vuelco, mediante partes perimetrales de la base 3 que están alrededor de la protuberancia central 4, de forma que en la realización que se muestra en las figuras, dichas partes perimetrales se refieren a un borde esquinado perimetral 5 de la base 3, aunque en otra realización de la invención no representada en las figuras dichas partes perimetrales podrían ser por ejemplo unos apéndices que asomaran por debajo de la base inferior 3 con una altura menor que la protuberancia central 4. On the other hand, the instability of the chair is limited, thus making it difficult to overturn, by means of perimeter parts of the base 3 that are around the central protuberance 4, so that in the embodiment shown in the figures, said perimeter parts are refer to a perimeter cornered edge 5 of the base 3, although in another embodiment of the invention not shown in the figures said perimeter parts could be, for example, some appendages that protrude below the lower base 3 with a height less than the central protuberance Four.
La silla de la invención incluye además un circuito eléctrico que comprende un cable eléctrico 6 monofásico configurado para recibir y conducir la electricidad estática a tierra que pudiera tener acumulada un usuario sentado en la silla. The chair of the invention also includes an electrical circuit comprising a single-phase electrical cable 6 configured to receive and conduct static electricity to ground that a user seated in the chair may have accumulated.
Para ello, un extremo del cable eléctrico 6 está conectado a una primera pieza metálica 7 unida al cuerpo de asiento superior 1, mientras que otro extremo de dicho cable eléctrico 6 está conectado a una segunda pieza metálica 8 unida a la protuberancia central 4 y que está en contacto con el suelo. Obviamente mediante el cable eléctrico y ambas piezas metálicas 7. 8 se puede conducir y derivar la posible electricidad estática del usuario hasta el suelo. To do this, one end of the electrical cable 6 is connected to a first metal part 7 attached to the upper seat body 1, while the other end of said electrical cable 6 is connected to a second metal part 8 attached to the central protuberance 4 and which is in contact with the ground. Obviously through the electrical cable and both metal parts 7. 8 can be conducted and any possible static electricity from the user to the ground.
Como se muestra en las figuras, el cable eléctrico 6 recorre el interior de algunos de los tubos que configuran la armadura, a la vez que otro tramo de dicho cable eléctrico 6 recorre un espacio interior de ia base inferior 3 que tiene una estructura hueca. As shown in the figures, the electric cable 6 runs through the interior of some of the tubes that make up the frame, while another section of said electric cable 6 runs through an interior space of the lower base 3 that has a hollow structure.
En la realización de la invención que se muestra en las figuras, la armadura 2 está formada por unos tubos metálicos que coinciden con un las aristas de un cuerpo paralelepipédico; donde cuatro de dichos tubos están dispuestos direcciones verticales con sección circular, otros cuatro están dispuestos en un primer plano horizontal con sección rectangular en coincidencia con el cuerpo de asiento 1 y otros cuatro tubos de sección rectangular que están dispuestos en otro plano horizontal en coincidencia con la base 3. La armadura 2 puede estar reforzada también mediante un cuerpo anular 9 de sección cilindrico- tubular dispuesto a media altura. In the embodiment of the invention shown in the figures, the frame 2 is formed by metal tubes that coincide with the edges of a parallelepiped body; where four of said tubes are arranged in vertical directions with a circular section, another four are arranged in a first horizontal plane with a rectangular section in coincidence with the seat body 1 and another four tubes with a rectangular section that are arranged in another horizontal plane in coincidence with the base 3. The frame 2 can also be reinforced by means of an annular body 9 with a cylindrical-tubular section arranged at mid-height.
El cuerpo de asiento 1 comprende una plataforma 1a y un respaldo 1b de poca altura que están unidos mediante un tramo curvado 1c, a la vez que la plataforma 1a incluye una suave concavidad central 10 y un ala frontal 11 prolongada hacia abajo. The seat body 1 comprises a platform 1a and a low backrest 1b that are joined by a curved section 1c, while the platform 1a includes a smooth central concavity 10 and a front wing 11 extended downwards.
La plataforma 1a del cuerpo de asiento 1 incluye unos apéndices inferiores 12 que 15 arrancan de una cara inferior de dicha plataforma 1a, de manera que dichos apéndices inferiores 12 están configurados para encastrarse en unos tramos extremos superiores de los cuatro tubos verticales que forma parte de la armadura 2, asegurando la unión entre el cuerpo de asiento 1 y la armadura 2 mediante unos tornillos no representados en las figuras. The platform 1a of the seat body 1 includes lower appendages 12 that start from a lower face of said platform 1a, so that said lower appendages 12 are configured to fit into upper end sections of the four vertical tubes that form part of the frame 2, ensuring the connection between the seat body 1 and the frame 2 by means of screws not shown in the figures.
El respaldo 1b del cuerpo de asiento 1 incluye dos orificios 13 para introducir por ellos los dedos de una mano del usuario y poder agarrar y sujetar con mayor facilidad el conjunto de la silla durante su manipulación y traslado. The backrest 1b of the seat body 1 includes two holes 13 to introduce the fingers of one of the user's hands through them and to be able to grip and hold the chair assembly more easily during handling and transfer.
En la realización de la invención que se muestra en las figuras, la armadura 2 es metálica, mientras la base 3 está fabricada con un material plástico como es por ejemplo polipropileno. Igualmente el cuerpo de asiento 1 está fabricado también con polipropileno, de forma que la armadura 2 se une a la base 3 mediante una unión atornillada. In the embodiment of the invention shown in the figures, the frame 2 is metallic, while the base 3 is made of a plastic material such as polypropylene. Likewise, the seat body 1 is also made of polypropylene, so that the frame 2 is joined to the base 3 by means of a screwed joint.
La altura de la silla de la invención puede estar comprendida entre 40 cm. y 50 cm., sin descartar obviamente otras medidas, variando la altura de la armadura 2. The height of the chair of the invention can be between 40 cm. and 50 cm., without obviously ruling out other measures, varying the height of the reinforcement 2.

Claims

REIVINDICACIONES
1.- Silla dinámica, que comprende un cuerpo de asiento (1) unido a una armadura (2) ubicada por debajo del cuerpo de asiento (1); donde dicha armadura (2) incluye una primera parte extrema superior unida al cuerpo de asiento (1), una parte extrema inferior opuesta a la parte extrema superior, y una parte central; caracterizada por que comprende: 1.- Dynamic chair, comprising a seat body (1) joined to a frame (2) located below the seat body (1); where said frame (2) includes a first upper end part attached to the seat body (1), a lower end part opposite the upper end part, and a central part; characterized by comprising:
- una base (3) unida a la zona extrema inferior de la armadura (2); donde la base (3) incluye una protuberancia central (4) saliente como medio de apoyo inestable en el suelo de la silla dinámica; y donde la protuberancia central (4) sobresale por debajo de una superficie perimelral inferior de la base (3); - a base (3) joined to the lower end zone of the frame (2); where the base (3) includes a protruding central protuberance (4) as a means of unstable support on the floor of the dynamic chair; and where the central protuberance (4) protrudes below a lower perimeter surface of the base (3);
- un circuito eléctrico que comprende un cable eléctrico (6); donde un extremo del cable eléctrico (6) está conectado a una primera pieza metálica (7) unida al cuerpo de asiento (1), mientras que otro extremo de dicho cable eléctrico (6) está conectado a una segunda pieza metálica (8) unida a la protuberancia central (4) y que está en contacto con el suelo; donde el cable eléctrico (6) está configurado para recibir, conducir y derivar la electricidad estática a tierra que pudiera tener acumulada un usuario sentado en la silla. - an electrical circuit comprising an electrical cable (6); where one end of the electrical cable (6) is connected to a first metal part (7) attached to the seat body (1), while another end of said electrical cable (6) is connected to a second metal part (8) attached to the central protuberance (4) and that is in contact with the ground; where the electric cable (6) is configured to receive, conduct and divert static electricity to ground that a user sitting in the chair could have accumulated.
2.- Silla dinámica, según la reivindicación 1, caracterizada por que la armadura (2) está formada por unos tubos que coinciden con las aristas de un paralelogramo. 2. Dynamic chair, according to claim 1, characterized in that the frame (2) is formed by tubes that coincide with the edges of a parallelogram.
3.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada por que la base (3) consiste en un cuerpo hueco de estructura laminar. 3. Dynamic chair, according to any one of the preceding claims, characterized in that the base (3) consists of a hollow body with a laminar structure.
4.- Silla dinámica, según las reivindicaciones anteriores, caracterizada por que el cable eléctrico recorre el espacio interior de algunos de los tubos de la armadura (2) y también el espacio interior de la base (3). 4. Dynamic chair, according to the previous claims, characterized in that the electric cable runs through the interior space of some of the frame tubes (2) and also the interior space of the base (3).
5.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada porque la armadura (2) está reforzada mediante un cuerpo anular (9) que está unido a la parte central que forma parte de dicha armadura (2). 5. Dynamic chair, according to any one of the preceding claims, characterized in that the frame (2) is reinforced by an annular body (9) that is attached to the central part that forms part of said frame (2).
6.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada porque el cuerpo de asiento (1 ) comprende una plataforma (1a) y un respaldo (1b) que están unidos mediante un tramo curvado (1c), a la vez que la plataforma (1a) incluye una concavidad central (10) y un ala frontal (11 ) prolongada hacia abajo. 6. Dynamic chair, according to any one of the preceding claims, characterized in that the seat body (1) comprises a platform (1a) and a backrest (1b) that are joined by a curved section (1c), while the platform (1a) includes a central concavity (10) and a front wing (11) extended downwards.
7.- Silla dinámica, según la reivindicación 6, caracterizada por que la plataforma (1a) del cuerpo de asiento (1) incluye unos apéndices inferiores (12) que arrancan de una cara inferior de dicha plataforma (1a); donde dichos apéndices inferiores (12) están configurados para encastrarse en unos tramos extremos superiores de unos tubos que forman parte de la armadura (2); y donde la unión entre el cuerpo de asiento (1) y la armadura (2) comprende unos tomillos que relacionan los apéndices inferiores (12) y dichos tramos extremos superiores de unos tubos de ia armadura. 7. Dynamic chair, according to claim 6, characterized in that the platform (1a) of the seat body (1) includes lower appendages (12) that start from a lower face of said platform (1a); where said lower appendages (12) are configured to fit into upper end sections of tubes that form part of the frame (2); and where the joint between the seat body (1) and the frame (2) comprises screws that connect the lower appendages (12) and said upper end sections of tubes of the frame.
8.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores 6 ó 7, caracterizada por que el respaldo (1b) del cuerpo de asiento superior (1) incluye al menos uno orificio (13) que está configurado para poder agarrar y sujetar la silla durante su manipulación y traslado. 8. Dynamic chair, according to any one of the preceding claims 6 or 7, characterized in that the backrest (1b) of the upper seat body (1) includes at least one hole (13) that is configured to be able to grab and hold the chair during handling and transfer.
9.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada por que la armadura (2) es metálica, mientras la base inferior (3) y el cuerpo de asiento superior (1 ) están fabricados con un material plástico; donde la armadura (2) se une a la base inferior (3) mediante una unión atornillada. 9. Dynamic chair, according to any one of the preceding claims, characterized in that the frame (2) is metallic, while the lower base (3) and the upper seat body (1) are made of a plastic material; where the frame (2) is attached to the lower base (3) by means of a bolted joint.
10.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada por que la protuberancia central (4) de la base (3) tiene una configuración en forma de casquete esférico. 10. Dynamic chair, according to any one of the preceding claims, characterized in that the central protuberance (4) of the base (3) has a configuration in the form of a spherical cap.
11.- Silla dinámica, según una cualquiera de las reivindicaciones anteriores, caracterizada por que la base (3) tiene una forma circular. 11.- Dynamic chair, according to any one of the preceding claims, characterized in that the base (3) has a circular shape.
PCT/ES2021/000038 2021-02-04 2021-11-22 Dynamic chair WO2022167701A1 (en)

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ESP202130089 2021-02-04
ES202130089 2021-02-04

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES148927U (en) * 1966-10-13 1970-02-01 Poutout Pierre Perfected armchair. (Machine-translation by Google Translate, not legally binding)
US4747011A (en) * 1985-02-22 1988-05-24 David Lissner Anti-static chair
US5810751A (en) * 1995-08-14 1998-09-22 Spectrum Therapy Products, Inc. Back-spine-neurological therapy apparatus
CN103735063A (en) * 2012-10-17 2014-04-23 戴永锋 A portable multidirectional rotating swing rocking chair
CN204378547U (en) * 2014-12-15 2015-06-10 冯子臣 Antistatic chair
CN207100973U (en) * 2017-04-07 2018-03-16 郑华灿 A kind of improved chair of structure
US20200016456A1 (en) * 2018-07-14 2020-01-16 John Hincks Duke Three-Dimensional Rocking Chair with Variable Curvature Base for Abdominal Exercise

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES148927U (en) * 1966-10-13 1970-02-01 Poutout Pierre Perfected armchair. (Machine-translation by Google Translate, not legally binding)
US4747011A (en) * 1985-02-22 1988-05-24 David Lissner Anti-static chair
US5810751A (en) * 1995-08-14 1998-09-22 Spectrum Therapy Products, Inc. Back-spine-neurological therapy apparatus
CN103735063A (en) * 2012-10-17 2014-04-23 戴永锋 A portable multidirectional rotating swing rocking chair
CN204378547U (en) * 2014-12-15 2015-06-10 冯子臣 Antistatic chair
CN207100973U (en) * 2017-04-07 2018-03-16 郑华灿 A kind of improved chair of structure
US20200016456A1 (en) * 2018-07-14 2020-01-16 John Hincks Duke Three-Dimensional Rocking Chair with Variable Curvature Base for Abdominal Exercise

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