ES2288141A1 - Furniture caster has housing in interior accommodation, in which portion of main sphere area is provided for running with tub area, and is located for support, and another portion of sphere is also provided by outside casing - Google Patents

Furniture caster has housing in interior accommodation, in which portion of main sphere area is provided for running with tub area, and is located for support, and another portion of sphere is also provided by outside casing Download PDF

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Publication number
ES2288141A1
ES2288141A1 ES200700778A ES200700778A ES2288141A1 ES 2288141 A1 ES2288141 A1 ES 2288141A1 ES 200700778 A ES200700778 A ES 200700778A ES 200700778 A ES200700778 A ES 200700778A ES 2288141 A1 ES2288141 A1 ES 2288141A1
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Spain
Prior art keywords
sphere
housing
furniture
area
wheel
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Granted
Application number
ES200700778A
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Spanish (es)
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ES2288141B1 (en
Inventor
David Casadesus Mirangels
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.)
Casadesus Mirangels S L
CASADESUS MIRANGELS SL
Original Assignee
Casadesus Mirangels S L
CASADESUS MIRANGELS SL
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Priority to ES200700778A priority Critical patent/ES2288141B1/en
Publication of ES2288141A1 publication Critical patent/ES2288141A1/en
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Withdrawn - After Issue legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general; Anti-clogging castors
    • B60B33/08—Ball castors

Abstract

The caster has the housing in an interior accommodation, in which a portion of a main sphere area is provided for running with tub area, and is located for a support. Another portion of the sphere is also provided by an outside casing, which has ball transfer unit, and is in contact with the main sphere.

Description

Rueda para muebles.Furniture wheel

La presente invención hace referencia a una rueda para muebles y a un mueble que comprende al menos una de dichas ruedas.The present invention refers to a furniture and furniture wheel comprising at least one of those wheels.

En particular, la presente invención hace referencia a una rueda para muebles, tales como, por ejemplo, sillas, mesas, etc. destinada a colocarse en las patas de los mismos para dotar a dichos muebles de la posibilidad de movimiento sobre el suelo.In particular, the present invention makes reference to a wheel for furniture, such as, for example, chairs, tables, etc. intended to be placed on the legs of themselves to provide such furniture with the possibility of movement on the floor.

Son conocidas ruedas para muebles que comprenden al menos un elemento cilíndrico para rodadura sobre el suelo. Estas ruedas presentan el inconveniente, por un lado, de presentar una capacidad de movimiento limitada, aun cuando dicho elemento cilíndrico sea dotado de giro con respecto al eje de la pata del mueble. Además, el mecanismo de dichas ruedas tiende a ser débil y fuente de averías.Furniture wheels are known which comprise  at least one cylindrical element for rolling on the ground. These wheels have the inconvenience, on the one hand, of presenting a limited movement capacity, even when said element cylindrical be rotated with respect to the axis of the leg of the piece of furniture. In addition, the mechanism of said wheels tends to be weak and source of breakdowns

La presente invención tiene como objetivo dar a conocer una rueda para muebles que no presenta los inconvenientes antes descritos.The present invention aims to give know a wheel for furniture that does not present the disadvantages described above.

Más en particular, la presente invención consiste en una rueda para muebles que comprende una carcasa que alberga en su interior un alojamiento en el que se sitúa una porción de una esfera principal para rodamiento con una superficie en la que se apoya el mueble, sobresaliendo una segunda porción de dicha esfera por el exterior de la carcasa; y presentando dicha rueda al menos una unidad de transferencia a bolas, presentando cada unidad de transferencia a bolas una porción de esfera en contacto con la esfera principal en la zona del alojamiento.More in particular, the present invention It consists of a wheel for furniture comprising a housing that it houses inside an accommodation in which a portion of a main ball bearing surface on which the furniture rests, protruding a second portion of said sphere on the outside of the housing; and presenting such roll at least one ball transfer unit, presenting each ball transfer unit a sphere portion in contact with the main sphere in the housing area.

Las unidades de transferencia de bolas o bolas transportadoras son elementos comercialmente disponibles, que consisten en elementos modulares que comprenden una esfera de transferencia que sobresale a su vez de una carcasa. Dentro de la carcasa se pueden situarse diversos elementos (muelles, rodamientos de bolas, etc...) que permiten que la rueda gire y, opcionalmente, tenga un recorrido en la dirección perpendicular a la de la superficie de contacto.Ball or ball transfer units Conveyors are commercially available items, which they consist of modular elements that comprise a sphere of transfer protruding from a housing. Inside of housing can be placed various elements (springs, bearings of balls, etc ...) that allow the wheel to spin and, optionally, have a route in the direction perpendicular to that of the contact surface

En otra realización preferente, la carcasa comprenderá un cuerpo principal y una pieza roscable a ésta para permitir la introducción de la esfera.In another preferred embodiment, the housing will comprise a main body and a threadable piece to it to allow the introduction of the sphere.

En una realización preferente, la rueda presentará medios de unión con una pata de mueble. Esta característica permite la fabricación y comercialización de ruedas independientemente de los muebles a los que vaya dirigida.In a preferred embodiment, the wheel will present means of union with a furniture leg. This feature allows the manufacture and marketing of wheels regardless of the furniture to which it is addressed.

La presente invención también comprende un mueble que se caracteriza por disponer de al menos una rueda según la presente invención para rodar sobre una superficie lisa. Dicho mueble podrá ser, por ejemplo, una mesa o una silla.The present invention also comprises a furniture that is characterized by having at least one wheel according to the present invention to roll on a smooth surface. Saying furniture can be, for example, a table or a chair.

Para una mejor comprensión de la invención, se adjunta a titulo de ejemplo explicativo pero no limitativo, unos dibujos de unas realizaciones de la presente invención.For a better understanding of the invention, attached to the title of explanatory example but not limiting, some drawings of embodiments of the present invention.

La figura 1 es una vista en alzado lateral de una posible realización de una rueda según la presente invención.Figure 1 is a side elevational view of a possible embodiment of a wheel according to the present invention.

La figura 2 es una vista en alzado frontal de la realización de la figura 1.Figure 2 is a front elevation view of the  embodiment of figure 1.

La figura 3 corresponde con la sección según un plano vertical de la figura 2.Figure 3 corresponds to the section according to a vertical plane of figure 2.

La figura 4 es una vista en alzado frontal de la pieza principal de las dos que conforman la carcasa de la realización de las figuras 1 a 3.Figure 4 is a front elevation view of the  main piece of the two that make up the housing of the embodiment of figures 1 to 3.

La figura 5 es una vista seccionada según un plano radial de una segunda pieza de las dos que conforman la carcasa de la realización de las figuras 1 a 3.Figure 5 is a sectional view according to a radial plane of a second piece of the two that make up the housing of the embodiment of figures 1 to 3.

La figura 6 es una vista en planta superior de la segunda pieza de la figura 5.Figure 6 is a top plan view of the second piece of figure 5.

La figura 7 es una vista seccionada según un plano de simetría axial de un ejemplo de una unidad de transferencia a bolas utilizable en la realización de las figuras 1 a 6.Figure 7 is a sectional view according to a axial symmetry plane of an example of a unit of ball transfer usable in the embodiment of figures 1 to 6.

La figura 8 muestra una vista en alzado frontal de una silla según la presente invención.Figure 8 shows a front elevation view of a chair according to the present invention.

La figura 9 muestra una vista en alzado frontal de una mesa baja según la presente invención.Figure 9 shows a front elevation view of a low table according to the present invention.

En las figuras 1 a 6 puede verse un ejemplo de realización preferente de una rueda según la presente invención.An example of preferred embodiment of a wheel according to the present invention.

La rueda para muebles mostrada presenta un cuerpo principal (1) con un alojamiento interno en el que se sitúa una esfera principal (4) que es la destinada a rodar sobre una superficie sobre la que se apoya el mueble, como por ejemplo el suelo. Como se observa en las figuras, una primera porción de la esfera se localiza en el alojamiento interno una segunda porción de la esfera (4) sobresale de la carcasa (1). La rueda presenta también al menos una unidad de transferencia a bolas (5), preferentemente al menos tres, presentando cada unidad de transferencia a bolas (5) una esfera (51), (51') que queda en contacto con la esfera principal (4) en su primera porción.The furniture wheel shown has a main body (1) with an internal housing in which it is located a main sphere (4) that is intended to roll on a surface on which the furniture rests, such as the ground. As seen in the figures, a first portion of the sphere is located in the internal housing a second portion of the sphere (4) protrudes from the housing (1). The wheel presents also at least one ball transfer unit (5), preferably at least three, presenting each unit of ball transfer (5) a sphere (51), (51 ') that remains in contact with the main sphere (4) in its first portion.

Además, la realización mostrada presenta un saliente de unión con la pata de un mueble (2) que comprende un orificio de conexión (21) según técnicas sobradamente conocidas y que, por ello, no se discutirán aquí.In addition, the embodiment shown has a protrusion of union with the leg of a piece of furniture (2) comprising a connection hole (21) according to well known techniques and which, therefore, will not be discussed here.

El alojamiento de la carcasa (1) presenta una zona cónica, (11), una serie de alojamientos (12) para las unidades de transferencia a bolas (5). La entrada del alojamiento presenta una zona roscada (13) para montaje y desmontaje de una pieza anular (3), que presenta un orificio de superficie esférica (34) y rosca conjugada (31).The housing of the housing (1) has a conical area, (11), a series of housings (12) for the units Ball transfer (5). The entrance of the accommodation presents a threaded area (13) for assembly and disassembly of an annular piece (3), which has a spherical surface hole (34) and thread conjugate (31).

Las unidades de transferencia a bolas (51) están disponibles comercialmente, por ejemplo a través de la empresa Alwayse, del Reino Unido, que desarrolló por primera vez este tipo de dispositivo. Existen disponibles comercialmente unidades de transferencia a bolas de distintos tipos. Para esta aplicación, pueden utilizarse los comercializados por Alwayse bajo la denominación 515-0.Ball transfer units (51) are  commercially available, for example through the company Alwayse, from the United Kingdom, which first developed this type of device. Commercially available units of transfer to balls of different types. For this application, those marketed by Alwayse may be used under the denomination 515-0.

En la figura 7 muestra una posible realización de unidad de transferencia a bolas (5) que comprende una carcasa (53) que comprende una bola o esfera o bola (51) que descansa sobre un rodamiento de bolas (52) y sobre un elemento elástico (54).In Figure 7 shows a possible embodiment ball transfer unit (5) comprising a housing (53) comprising a ball or sphere or ball (51) resting on a ball bearing (52) and on an elastic element (54).

En las figuras 8 y 9 se han mostrado dos ejemplos de realización de muebles según la presente invención. En la figura 8 se muestra una silla (100), y en la figura 9 se ha mostrado una mesa (200). En ambos casos, los muebles presentan al menos un rueda según la presente invención, más en concreto una rueda (101), (101') en cada pata.In figures 8 and 9 two are shown Examples of realization of furniture according to the present invention. In Figure 8 shows a chair (100), and Figure 9 shows shown a table (200). In both cases, the furniture presents the less a wheel according to the present invention, more specifically a wheel (101), (101 ') on each leg.

Si bien la invención se ha descrito con respecto a ejemplos de realizaciones preferentes, éstos no se deben considerar limitativos de la invención, que se definirá por la interpretación más amplia de las siguientes reivindicaciones.While the invention has been described with respect  to examples of preferred embodiments, these are not due consider limiting the invention, which will be defined by the broader interpretation of the following claims.

Claims (9)

1. Rueda para muebles, caracterizada porque comprende una carcasa que alberga en su interior un alojamiento en el que se sitúa una porción de una esfera principal para rodamiento con una superficie en la que se apoya el mueble, sobresaliendo una segunda porción de dicha esfera por el exterior de la carcasa; y presentando dicha rueda al menos una unidad de transferencia a bolas, presentando cada unidad de transferencia a bolas una porción de esfera en contacto con la esfera principal en la zona del alojamiento.1. Furniture wheel, characterized in that it comprises a housing that houses inside a housing in which a portion of a main sphere for bearing is located with a surface on which the furniture rests, a second portion of said sphere protruding by the outside of the housing; and said wheel presenting at least one ball transfer unit, each ball transfer unit presenting a portion of the sphere in contact with the main sphere in the housing area. 2. Rueda, según la reivindicación 1, caracterizada porque presenta tres unidades de transferencia a bolas en contacto con la esfera principal.2. Wheel according to claim 1, characterized in that it has three ball transfer units in contact with the main sphere. 3. Rueda, según la reivindicación 1 ó 2, caracterizada porque la carcasa comprende un cuerpo principal y una pieza anular roscable a ésta, para permitir la introducción de la esfera principal en el alojamiento.3. Wheel according to claim 1 or 2, characterized in that the housing comprises a main body and a ring piece threadable thereto, to allow the introduction of the main sphere into the housing. 4. Rueda, según cualquiera de las reivindicaciones 1 a 3, caracterizada porque presenta medios de conexión a una pata de mueble.4. Wheel according to any one of claims 1 to 3, characterized in that it has connection means to a furniture leg. 5. Mueble, caracterizado porque presenta al menos una rueda según cualquiera de las reivindicaciones 1 a 4.5. Furniture, characterized in that it has at least one wheel according to any of claims 1 to 4. 6. Mueble, según la reivindicación 5, caracterizado porque presenta al menos una pata, disponiendo cada pata de al menos una rueda según la presente invención.6. Furniture according to claim 5, characterized in that it has at least one leg, each leg having at least one wheel according to the present invention. 7. Mueble, según la reivindicación 5 ó 6, caracterizado porque es una silla.7. Furniture according to claim 5 or 6, characterized in that it is a chair. 8. Mueble, según la reivindicación 7, caracterizado porque es una mesa.8. Furniture according to claim 7, characterized in that it is a table. 9. Mueble, según la reivindicación 8, caracterizado porque es un sofá.9. Furniture according to claim 8, characterized in that it is a sofa.
ES200700778A 2007-03-23 2007-03-23 WHEEL FOR FURNITURE. Withdrawn - After Issue ES2288141B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES200700778A ES2288141B1 (en) 2007-03-23 2007-03-23 WHEEL FOR FURNITURE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES200700778A ES2288141B1 (en) 2007-03-23 2007-03-23 WHEEL FOR FURNITURE.

Publications (2)

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ES2288141A1 true ES2288141A1 (en) 2007-12-16
ES2288141B1 ES2288141B1 (en) 2009-02-16

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ES200700778A Withdrawn - After Issue ES2288141B1 (en) 2007-03-23 2007-03-23 WHEEL FOR FURNITURE.

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182445A (en) * 1938-07-23 1939-12-05 Milich Vlada Caster
US2225753A (en) * 1937-09-23 1940-12-24 Milich Vlada Caster
US2490879A (en) * 1947-12-30 1949-12-13 Milich Vlada Caster
DE2311617A1 (en) * 1973-03-09 1974-09-12 Karl Utz Furniture castors prodn. - slide mounting made of teflon (RTM) or PTFE
DE4102291A1 (en) * 1991-01-26 1992-07-30 Willi Ing Grad Saum Roller element for trolley - consists of large ball supported by set of smaller balls
DE9309717U1 (en) * 1993-06-30 1993-10-28 Mrosek Joachim Ball roller

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225753A (en) * 1937-09-23 1940-12-24 Milich Vlada Caster
US2182445A (en) * 1938-07-23 1939-12-05 Milich Vlada Caster
US2490879A (en) * 1947-12-30 1949-12-13 Milich Vlada Caster
DE2311617A1 (en) * 1973-03-09 1974-09-12 Karl Utz Furniture castors prodn. - slide mounting made of teflon (RTM) or PTFE
DE4102291A1 (en) * 1991-01-26 1992-07-30 Willi Ing Grad Saum Roller element for trolley - consists of large ball supported by set of smaller balls
DE9309717U1 (en) * 1993-06-30 1993-10-28 Mrosek Joachim Ball roller

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