SEATING FURNITURE WITH REMOVABLE HEADRESTS THAT HAVE A HIDDEN MAGNETIC ATTACHMENT.

Abstract

The invention relates to seating furniture with a removable headrest with a concealed magnetic connection. The seat (100) in question includes at least one primary magnet (33) located under the upholstery on the upper part of the backrest (10) and at least one secondary magnet (24) located in the headrest (20) to correspond to the primary magnet (33). The opposite poles of the primary and secondary magnets (33, 24) meet, fixing the headrest (20) in a predetermined connection position solely by magnetic attraction. Thus, the headrest (20) can be easily attached to and removed from the seat without any visible mechanical fastener.

Description

1 TARIFF REMOVABLE HEADRESTS WITH HIDDEN MAGNETIC ATTACHMENT SEATING FURNITURE WITH CUSHIONS Technical Area The invention relates to the production of armchairs, sofas, recliners, corner sofas, and modular 5-piece sets used in the furniture industry. seating furniture that includes a backrest, such as seating sets, falls under the technical field. It relates to this. The utility model specifically concerns the externally visible part of the seat backrest. mutual magnets without the use of any mechanical fasteners. a seat configuration with a headrest that can be attached and detached via It is related. 10 State of the Art Today, armchairs, sofas, recliners, corner sofas, modular seating sets and similar items are available. seating products are designed to support the head and neck areas of users. Various headrest configurations are used. In known applications, the headrest... This section can be manufactured as a fixed extension of the seat's backrest. 15 or as a separate piece attached later to the backrest Fixed headrest structures can be created to provide continuous support. together with the external appearance and usage of the chair by the user They do not allow for changing the height of the seat when not in use. and increases the area it covers. 20 In previous techniques, detachable headrest systems were mostly made of metal. Connecting rods, pins, sockets, rails, stepped locking mechanisms, interlocking Legs or similar mechanical connecting elements are used in these structures. the connecting rods on the headrest to the corresponding rods on the backrest The connectors must be inserted into their sockets at the correct angle and position. The connection in question is 25. The elements are visible on the outer surface of the product or on the back when the headrest is removed. open slots, holes or connection gaps on the support section It can remain. In addition, mechanisms consisting of metal and moving parts are used in production and This can complicate assembly processes, increase product cost and weight, and loosening, noise, jamming, or deformation of the flooring surface over time 30 This can lead to problems such as the occurrence of certain events. 2 In some applications, the headrest cushions do not have any fastening elements. It is left freely on the backrest without being used, or fastened with Velcro. with surface fasteners such as tape, zippers, buttons, snaps, tie straps and the like It is fixed in place. The headrest cushions, when released, move to the side during use. can slip, fall or turn around to find the appropriate support position 5 It can lose its appearance. Surface fasteners, on the other hand, affect the chair's external appearance. can have negative effects, cause wear and tear on the flooring surface, and head This can cause the connecting elements to remain visible when the support is removed. Furthermore, these types of connections tend to lose their conservatism characteristics over time, and users It is possible that it will be difficult to find the correct connection location. 10 In current headrest solutions, the fasteners are completely hidden under the floor. concealed, with no protrusions or connections on the upper surface of the backrest section. it does not create a gap, the headrest can be easily adjusted without the use of tools It can be attached and detached, and it does not slide or rotate sideways during use. A simple connection structure is needed where it is limited. In addition, 15 The connection structure should not disrupt the aesthetic integrity of the seat, production and upholstery. so as not to unnecessarily complicate the process and when the headrest is removed the backrest section continues to have a seamless outer surface This is required. Therefore, the headrest section of the backrest must be pre-prepared. 20 without a visible mechanical fastener at the specified connection location It became necessary to develop a new structure that would ensure it is fitted securely. It has arrived. Purpose of the Invention The invention was created by drawing inspiration from existing situations and overcoming the aforementioned drawbacks. It aims to solve. 25 The main purpose of the invention is to prevent any externally visible imperfections from appearing on the backrest of the seat. a pin, rail, channel, connecting foot, hook or similar mechanical fastener a seat configuration with a headrest cushion that can be attached and removed without use The aim is to improve it. In this regard, the headrest cushion, previously in the backrest section... 30 The aim is to fix it in place by gravitational force. 3 Another purpose of the invention is to create a backrest with spaced-out sections. at least two magnets in the headrest and at least two corresponding magnets in the pillow using the headrest cushion to prevent it from sliding or rotating during use. or restricting the unintentional disconnection from the connection location. The headrest is correctly attached thanks to the spaced pairs of magnets. 5 The aim is to direct it to its position and keep it balanced in that position. Another purpose of the invention is to place the magnet slots in the backrest section inside the foam. positioned so that it does not protrude outwards and the back A continuous and flush contact surface is obtained at the top of the support section. This is done so that when the headrest is removed, there will be a 10 on the backrest section. no open holes, slots, pins or connection gaps remaining and the seat headrest cushion The aim is to maintain its aesthetic and functional appearance even when not in use. Another purpose of the invention is to improve the backrest and headrest cushion. The magnets are hidden under the upholstery materials, preserving the appearance of the seat. The goal is to preserve its integrity. With this structure, the user can use any tool 15 the headrest cushion can be easily attached and removed without using the headrest. the cushion from the seat depending on cleaning, maintenance, transport or user preference. The aim is to enable separation. Another aim of the invention is to create movable metal mechanisms, stepped locking parts, and Simple, durable, and low-cost, which can be produced without the use of complex assembly elements. The goal is to create a connection structure with a certain number of parts. This facilitates production and assembly. facilitating the processes; loosening, noise that may occur over time, The aim is to reduce problems such as compression and floor deformation. Another objective of the invention is to ensure that the lower contact surface of the headrest cushion is against the backrest. ensuring the section fits perfectly onto the upper contact surface, providing the user with a balanced 25 The aim is to provide head and neck support. Furthermore, this structure can be single or multiple. armchairs, settees, sofas, corner sofas, modular seating sets, relaxation seating products in various shapes and sizes, such as armchairs, office chairs, and waiting room chairs. The aim is to make it applicable. Another aim of the invention is to completely conceal the fasteners and the headrest 30 Thanks to its removable and attachable cushion, it is innovative, aesthetic and holistic. The goal is to obtain a seat design. When a headrest cushion is used, the head and neck are supported. 4 a functional appearance that provides support, and when removed, the connection hole or The aim is to present a simple and seamless appearance without any complex mechanisms. Thus, the same seat can be offered with different designs depending on user preference and usage needs. and their ability to be transformed into functional forms, leading to modern and minimalist furniture designs. The aim is to make it adaptable. 5 To fulfill the purposes described above, the invention involves attaching a device with a concealed magnetic connection. It is a seat with a removable headrest cushion, located on the top, under the upholstery, and at least one containing at least one primary magnet positioned at intervals from each other magnetic backrest section corresponding to the positions of the first magnets in question at least 10 magnets with at least a second magnet positioned under the floor in such a way as to... It includes a small magnetic headrest pillow. The structural and characteristic features and all the advantages of the invention are given in the figures below. This becomes clearer thanks to the detailed explanation written with references to these figures. This will be understood as such, and therefore the evaluation will also take these forms and detailed explanations into account. This should be done taking this into consideration. 15 Explanation of the Figures Figure 1A: Headrest detached from the backrest of the seat. It is a perspective view. Figure 1B: Headrest cushion attached to the backrest of the seat. It is a perspective view. 20 Figure 2A: Perspective view of the back frame, magnet housings, and the primary magnets. Figure 2B: Headrest cushion, support plates, secondary magnets and back frame. It is an exploded perspective view of the corresponding magnetic coupling elements. Explanation of References 100 seats 25 Magnetic backrest Magnetic headrest pillow 21 Headrest 22 Rigid support plate 23. Magnetic carrier plate 24 Second magnet Spinal skeleton 31 Back frame upper support surface 5 32 Cylindrical magnet housings 33 First magnet 34. First magnet fixing configuration 35 Rigid fiberboard 36 slats 10 37 skeletons Detailed Description of the Invention This detailed explanation describes the magnetic seat and preferred seating that are the subject of the invention. Their structures are explained solely to facilitate a better understanding of the subject. The invention, in its most general form, involves at least one magnetic back as shown in Figures 1A and 1B. backrest section (10) and the magnetic backrest section (10) at least a predetermined mounting location that can be attached and detached. It is a magnetic seat (100) configuration containing a magnetic headrest cushion (20). The term "seat" as used in this specification includes, but is not limited to, single, double, and triple seats. or more seating capacity armchairs, sofas, corner sofas, modular 20 seating group, reclining chair with or without mechanism, office chair, waiting chairs and similar seating products that include at least one backrest It includes everything. At least one of the magnetic backrest sections (10) located at intervals from each other preferably with at least two first magnets (33) and magnetic headrest pillow (20) to these 25 The second magnet (24) is positioned to face opposite poles. 6 matching in the future any visible magnetic headrest pillow (20) pin, rail, channel, hook, connecting foot or similar mechanical fastener without being used, magnetic attraction force on the backrest section (10) It ensures that they are fixed in place. Preferably, at least two pairs of magnets spaced apart. Use requires keeping the headrest (20) in the designated attachment position, 5 allows for limiting its sideways movement and rotation around its own axis. It provides. The user applies force in a direction that overcomes the magnetic attraction force, head You can detach the backrest cushion (20) from the seat (100) and reattach it to the reattachment position. It can be attached by bringing it closer without using any tools. The seat covered by the invention. (100); single armchair, two-seater or three-seater sofa, corner sofa, modular seating group, relaxation 10 any seating furniture that includes a seat or backrest It can be formed in the form of; one or more magnetic backrests on the seat (100). section (10) and the predetermined connection location on each of them One or more attachable magnetic headrest pillows (20) may be available. As shown in Figures 1A and 1B, the magnetic backrest section (10) is 15 of the seat (100). It includes a back frame (30) fixed to the supporting structure. The back frame (30); back plywood which provides the necessary formal and structural strength to the support section (10) frame body (37), load-bearing beech slats (36) and hard fiberboard (35) such as wood or It can be created by assembling wood-based elements. Alternative Back frame in structures (30); solid wood, MDF, particle board, metal, polymer, 20 It can be made of composite material or a combination thereof. The back skeleton... (30) there is an upper support surface (31) on the upper part, and the said upper support At least one, preferably at least two spaced magnet holders (32) on the surface (31) It is located. Each of the magnet holders (32) which are preferably made in a cylindrical shape. It contains the first magnet (33). The first magnets (33), magnet 25 by means of the first magnet fixing structure (34) into their slots (32). It is fixed. The first magnetic fixing arrangement (34); screw, adhesive, tight It can consist of a snap-fit, press-fit, mechanical retainer, or a combination thereof. Magnet The sockets (32) can be produced integrated with the back frame (30) or the upper carrier It can also be formed in the form of separate parts that are subsequently fixed to the surface (31). Magnet 30 The cross-section of their sockets (32) is cylindrical, circular, oval, prismatic or the first one used They can be arranged in another way corresponding to the geometry of the magnets (33). The front, rear, side and top surfaces of the back frame (30) enhance the comfort of use of the seat and the exterior It is covered with at least one backrest cushion that forms its shape. Back 7 backrest foam, magnet located on the upper supporting surface (31) of the back frame (30). They are shaped to fill the perimeter of the (32) of the magnet housings and the magnet housings (32) prevents the magnet housings (32) from protruding outwards. its height is determined to correspond to the thickness of the backrest foam The upper effective surfaces of the first magnets (33) formed by the backrest sponge 5 on the same plane as the level upper contact surface or just below this surface It is ensured that the backrest cushion and the first magnets (33), fabric, made of natural leather, artificial leather or a similar flexible covering material The backrest upholstery is covered in such a way that it is not visible from the outside. Thus any pins, protrusions, channels or visible 10 on the upper part of the backrest section (10) a continuous and level upper contact surface is obtained without any connecting elements This is done. The thin layer of material on the backrest upholstery and on any magnets, if present. filling layers, first magnets (33) and second magnets in the headrest (24) The thickness and material are selected so as not to hinder the magnetic attraction between them. Backrest foam; a single 15 with different densities, firmness and elasticity values. from sponge or multiple layers of sponge and filler stacked on top of each other can be created. In the preferred example structure, the main supporting body of the spine skeleton (30) is approximately 12 It is made of plywood frame body (37) with a thickness of mm. Back 20 in the internal support structure of its skeleton (30) with cross-sectional dimensions of approximately 2.4 × 2.4 cm. beech slats (36), with a thickness of approximately 3-3.2 mm on the back and / or interfacing surfaces, Hard fiberboard (35), also called Elka or duralit in the sector, has been used. Back On the upper supporting surface (31) of its skeleton, two separated by a certain distance from each other There are cylindrical magnet holders (32) and one magnet holder (32) in each magnet holder The first magnet (33) is placed in neodymium. In this example configuration, the first 25 magnets (33) first magnet fixing with screw into magnet housings (32) Although fixed by its structure (34), using adhesive or tight fit methods It can also be used. In fitting the back frame (30), the backrest foam is made up. Introducing grey foam with a density of 22 DNS, known in the sector as "feather foam". A soft padding sponge, referred to as [name of sponge], was used in conjunction with it. These sponges, 30 cylindrical magnet to surround the front, back, side and top sections of the back skeleton (30) shaped to fill the perimeter of the magnet housings (32); thus the magnet housings (32) and the first magnets (33) do not protrude outwards from the level above A contact surface has been obtained. These material types, thicknesses, densities, and cross-sections... 8 The dimensions relate to the preferred sample structure and the scope of protection of the invention. It does not impose any restrictions. Magnetic headrest cushion (20) provides support to the user's head and neck area. headrest foam body (21) and the lower part of the said foam body (21) It includes a rigid support plate (22). The rigid support plate (22) is located on the headrest 5 to give the cushion (20) its shape strength and applied to the cushion It allows the forces to be distributed over a wider surface. Rigid carrier plate (22) a magnet carrier on the bottom that enables the positioning of magnets. There is a magnetic backrest plate (23). 10 corresponding to the distance between the first magnets (33) in section (10) In the figure, there are at least two secondary magnets (24) spaced apart. Secondary magnets (24), by means of the second magnet fixing arrangement to the magnet carrier plate (23) It is fixed in place. The second magnetic fixing method is: screw, adhesive, and tight fit. It may consist of a press-fit, mechanical clamp, or a combination thereof. Rigid carrier plate. (22) and the magnet carrier plate (23) are produced as separate parts and joined together 15 It can be fixed in place, or it can be in the form of a single piece or an integrated load-bearing element. These panels can be made from plywood, solid wood, MDF, fiberboard, and metal. It can be produced from polymers, composite materials, or a combination thereof. Second magnets (24) are the lower contact surface of the magnetic headrest (20). The magnet carrier plate (23) 20 will not protrude outwards. It is placed inside or on top of the headrest foam body (21), rigid carrier to surround the plate (22) and the magnet carrier plate (23) from the top and sides The headrest upholstery is shaped from the outside; the parts in question are shaped from the outside. It covers the lower contact surface of the headrest (20) in such a way that it is not visible. 25 corresponding to the level upper contact surface of the magnetic backrest section (10). and will fit perfectly onto this surface, whether flat, curved, concave or ridged. It can be constructed in another form that complements the external geometry of the support section (10). The thin sponge located under the headrest upholstery and, if any, the second magnets (24). or filler layers, the attractive force between the first and second magnets (33, 24) It is selected from a non-magnetic material of sufficient thickness to avoid obstruction. The second 30 The polar directions of the magnets (24) are attached to the headrest (20) connection position. When brought in, they will match the opposite poles of the first magnets (33). It is arranged in such a way that the lower contact surface is flush with the upper part of the backrest. It sits perfectly on the contact surface; holding the headrest cushion (20), to the side 9 The limitation of slippage and rotation is only possible with spaced-out pairs of magnets. This is achieved through the magnetic attraction force between them. In the preferred example configuration, the magnetic headrest cushion (20) is a rigid carrier. The plate (22) is made of plywood approximately 12 mm thick. Rigid 5 made of MDF with a thickness of approximately 4 mm at the bottom of the carrier plate (22) There is a magnet carrier plate (23). On the magnet carrier plate (23), the back corresponding to the position of the two first magnets (33) in the skeleton (30) and the distance between them There are two additional magnets (24). In the preferred configuration, the second Magnets (24) were selected as neodymium magnets and placed on the magnet carrier plate (23) It is secured with a second magnetic fixing mechanism containing a screw. Alternatively, 10 The second magnets (24) can be glued into the slots (23) on the magnet carrier plate, tightly It can be installed by interlocking or press-fitting method. On the rigid carrier plate (22), to form the headrest sponge body (21) with a density of 22 DNS Grey sponge is used. The headrest sponge body (21) supports the user's head and neck. a curved upper surface supporting the area and the backrest section (10) level 15 It has a molded lower contact surface that fits perfectly onto the upper contact surface. It is constructed in such a way as to have a headrest foam body (21), rigid carrier plate. (22), magnet carrier plate (23) and second magnets (24), with headrest upholstery coated so that no magnets or fasteners are visible from the outside An integrated headrest cushion (20) has been obtained. The specified material types, 20 Thicknesses, densities, and connection methods are preferred for the sample structure. This does not limit the scope of protection of the invention.

Claims

REQUESTS 1. Seat with removable headrest cushion with hidden magnetic connection (100) Its characteristic feature is that it has at least one primary magnet located on its upper part, under the floor. (33) with at least one magnetic backrest section (10) and the first one in question. under the floor to correspond to the positions of the magnets (33) at least one magnetic headrest with at least one second magnet (24) positioned It includes his pillow (20).

2. According to claim 1, the seat is (100) and its feature is; the magnetic backrest section (10), one back skeleton (30), an upper support located in the upper part of the said back skeleton (30) surface (31), at least one magnet holder located on the upper carrier surface (31) 10 (32) and a first magnet (33) in each magnet housing (32) It includes.

3. According to claim 2, the seat is (100) and its feature is; at least one backrest surrounding the back frame (30). backrest foam and the magnet slots (32) of the said backrest foam by filling its surroundings, causing the magnet sockets (32) to protrude outwards 15 blocked and the backrest sponge of the upper effective surfaces of the first magnets (33) the level contact surface it creates is in the same plane as or of this surface It involves a structure located directly beneath it.

4. According to claim 3, the seat is (100) and its features are; backrest foam, magnet slots. (32) and a back covering the first magnets (33) so that they are not visible from the outside 20 any protrusions, pins, channels, rails, or visible mechanical parts on the support floor It features a level upper contact surface without any connecting elements.

5. According to claim 1, the seat is (100) and its feature is; a magnetic headrest cushion (20), one headrest foam body (21), under the said headrest foam body (21) a rigid carrier plate (22) located in part, 25 at the bottom of the rigid carrier plate (22) a magnet carrier plate (23) and a magnet carrier plate (23) on which there is a search It contains at least one second magnet (24) positioned.

6. According to claim 5, the seat is (100) and its feature is; magnetic headrest cushion (20), corresponding to the level upper contact surface of the magnetic backrest section (10) and when the headrest cushion (20) is brought to the connection position, the said level top 30 11 a flat, curved or concave shaped undercoating that fits perfectly onto the contact surface It includes the surface.

7. Seat (100) according to claim 5 or 6, its feature is; headrest foam body (21), rigid carrier plate (22), magnet carrier plate (23) and second magnets (24) It includes a headrest covering that is not visible from the outside. 5 8. According to claim 2, the seat is (100) and its characteristic is; the first magnets (33), magnet screws, adhesives, tight fits, press fits or mechanical fasteners into their sockets (32). first magnet fixation setup including at least one of the methods (34) It is fixed by means of a device.

9. According to claim 5, the seat is (100) and its feature is; the second magnets (24), magnet carrier 10 screw, glue, tight fit, press fit or mechanical retainer to the plate (23) through a second magnet fixation configuration that includes at least one of the methods It is the fixing.

10. According to claim 1, the seat is (100) and its feature is; the first magnets (33) and the second The magnets (24) contain neodymium magnets. 15 11. According to claim 2, the seat is (100) and its feature is that the back frame (30) is 12 mm thick. plywood frame body (37), beech slats with cross-sectional dimensions of 2.4 × 2.4 cm (36) and It contains rigid fiberboard (35) with a thickness of 3-3.2 mm.

12. According to claim 3, the seat is (100) and its feature is that the backrest foam is 22 DNS. grey foam with a density of 20 and soft filling called feather foam It includes a sponge.

13. According to claim 5, the seat is (100) and its characteristic is; the rigid carrier plate (22) is 12 mm from plywood of thickness, magnet carrier plate (23) from 4 mm thick MDF and The headrest sponge body (21) contains grey sponge with a density of 22 DNS.

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