Furniture panels with combined corner cushioning

KR103015189B1Active Publication Date: 2026-09-04CHONGSONGFURNITURE CO LTD
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Patent Information

Application Number
KR1020260004517
Authority / Receiving Office
KR · KR
Patent Type
Patents
Current Assignee / Owner
Filing Date
2026-01-09
Publication Date
2026-09-04
Estimated Expiration
2046-01-09

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Abstract

The present invention relates to a furniture panel used as a tabletop or a cabinet door, and more specifically, by forming a cut portion by chamfering at a 45° angle on a right-angled panel corner, and forming a triangular corner cushioning means made of a soft elastic material equipped with a plurality of cushioning ribs on the panel corner portion formed by the chamfer, The present invention relates to a furniture panel combined with an extended rib-type corner cushioning means, characterized by increasing the efficiency of corner processing of the panel and the productivity of the cushioning means while simultaneously improving mutual assembly, and by the corner cushioning means combined with the furniture panel producing a more efficient and reasonable cushioning effect according to various directions and impact intensities, thereby providing excellent cushioning action for panel corners that cause injury or severe pain to the human body due to collisions during the use of furniture having panels such as top plates or doors.
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Description

Technology Field

[0001] The present invention relates to a furniture panel used as a tabletop or a cabinet door, and more specifically, to a furniture panel in which a corner cushioning means is separately provided and formed on the corner portion of the furniture panel exposed to the human body, wherein the corner cushioning means minimizes injury or pain by having multi-stage cushioning ribs absorb impact in stages according to the intensity of the impact acting on the corner of the furniture panel, and at the same time, the corner cushioning means can be quickly and simply installed on the corner portion of the furniture panel. Background Technology

[0002] Generally, study tables, lecture tables, conference and work tables, etc., are equipped with a flat, rectangular tabletop made of wood, synthetic resin, or metal. In addition, various storage cabinets, etc., have doors that can be opened and closed, with one side hinged to each partitioned space; such doors are also made by bending and forming wood, synthetic resin, or metal.

[0003] Furniture panels, such as table tops or cabinet doors, have a flat, rectangular shape with a certain thickness, and due to this rectangular form, right-angled corners are formed on all four sides. Consequently, if these right-angled corners interfere with or collide with the human body while using furniture such as tables or cabinets, they can potentially cause serious injuries as well as severe pain. As such, there is a growing trend to apply various protective measures to the corners of furniture panels, which are considered defects harmful to the human body.

[0004] In other words, typically, the corners of furniture panels are processed into rounded shapes to reduce injury or pain upon contact or collision. However, due to the rounded shape, in the case of cabinets, there is a problem where an unnecessarily excessive gap or gap occurs between the storage space of the furniture body and the door edge, and in the case of tables, the usable area is reduced by the amount of the rounded processing area, resulting in the disadvantage of having to set and manufacture the size of the tabletop excessively.

[0005] In addition, to prevent this, users purchase and directly attach corner protectors made of soft elastic material to each corner of square furniture panels, thereby reducing injury or pain. However, since the corner protectors attached to right-angled corners are also manufactured in a right-angled shape, they cannot achieve an effect beyond the cushioning properties of the material itself. Furthermore, the double-sided tape used to attach the corner protectors to the furniture panels easily separates or detaches over time or due to strong physical impact, resulting in a problem where a stable attachment state cannot be continuously maintained.

[0006] In recent years, furniture panels equipped with a corner protection function have been registered, such as Registered Patent No. 10-2670014 and Registered Patent No. 10-2670021, in which a collision shock mitigation part is placed in an installation space formed at each corner of the panel body to mitigate the impact caused by external collisions, thereby preventing safety accidents caused by hitting the corners and improving safety of use.

[0007] In addition, there is a registered furniture panel equipped with a corner protection function that improves safety of use by preventing injury caused by collision of corners, such as in Registered Patent No. 10-2676288, in which a shock-absorbing corner portion is forcibly inserted into an insertion groove of a chamfered portion of the panel body to form a corner that mitigates impact caused by collision. The disclosed furniture panel equipped with a corner protection function comprises a panel body in which each corner is chamfered and an insertion groove is formed in the chamfered portion, and a shock-absorbing corner portion that is forcibly inserted into the insertion groove to form a corner that mitigates impact caused by collision in the chamfered portion of the panel body.

[0008] Furthermore, in the case of Registered Patent No. 10-2759568, a furniture panel equipped with a corner protection function is registered, wherein a corner forming member is supported elastically by a mounting cover while positioned in the installation space of the panel body by an elastic tilting connection part, thereby preventing safety accidents caused by hitting the corner and improving safety of use. It is known that having a structure in which the corner forming member is supported elastically by a mounting cover while positioned in the installation space of the panel body by an elastic tilting connection part has the effect of preventing safety accidents caused by hitting the corner and improving safety of use.

[0009] However, existing corner safety members or corner cushioning structures, including the aforementioned prior examples, are composed of complex structures and components that excessively increase the economic value and cost of these furniture panels, making them extremely uneconomical. Furthermore, since most of them consist of fluids made of synthetic resin that are deflected by springs or elastic bands, they fail to provide organic cushioning depending on the direction or intensity of the impact. This makes them inefficient and carries the drawback of potentially causing more serious injuries or pain than wooden furniture panels, depending on the direction or angle of impact.

[0010] In addition, protective members made of soft elastic materials have a significant problem in that their adhesive fixation with furniture panels is significantly reduced, leading to frequent instances where they easily separate from or are torn and damaged. Furthermore, since they are manufactured with a limited level of elasticity utilizing only the characteristics of the material, they may become excessively soft in some cases and fail to respond to strong impacts, or if they are made of a relatively hard material to prepare for large impacts, they fail to perform an effective shock absorption function for small impacts such as light bumps. Consequently, the problem of significantly reduced responsiveness to impact intensity is consistently being pointed out. Prior art literature

[0011] Registered Patent 10-2670014 (Registered May 23, 2024) Registered Patent 10-2670021 (Registered May 23, 2024) Registered Patent 10-2676288 (Registered June 13, 2024) Registered Patent 10-2759568 (Registered January 21, 2025) The problem to be solved

[0012] The present invention improves upon the aforementioned problems by forming a cut portion by chamfering at a 45° angle on a right-angled panel corner, and by combining a triangular corner cushioning means made of a soft elastic material equipped with a plurality of cushioning ribs with the cut portion of the panel formed by the chamfering,

[0013] The objective of the present invention is to provide a furniture panel combined with an extended rib-type corner cushioning means, characterized by increasing the efficiency of corner processing of the panel and the productivity of the cushioning means, while simultaneously improving interassembly capabilities. Furthermore, since the corner cushioning means combined with the furniture panel produces a more efficient and reasonable cushioning effect depending on various directions and impact intensities, it enables excellent cushioning action on the panel corners that cause injury or severe pain to the human body due to collisions during the use of furniture having panels such as top plates or doors. means of solving the problem

[0014] The present invention, for achieving the above-mentioned purpose, forms a cut surface portion by chamfering at a 45° angle on a right-angled corner portion of a furniture panel, and forms a triangular corner cushioning means made of a soft elastic material in close contact with and coupled to the cut surface portion formed by chamfering.

[0015] On one side of the corner cushioning means, a contact surface is formed in contact with the cut surface of the panel, and an insertion groove is formed vertically protruding from the center of the contact surface so that the insertion groove is coupled to the insertion groove formed on the cut surface of the panel. On the upper and lower sides of the contact surface, mutually opposing connection grooves are formed with bent ends so that the connection grooves are respectively inserted into the connection grooves formed on the upper and lower surfaces of the chamfered end of the panel. Furthermore, on the bottom surface of the corner cushioning means, cushioning grooves and cushioning ribs are sequentially and repeatedly formed from the outer surface of the corner cushioning means, which is triangular in shape, in a gradually inward direction. Effects of the invention

[0016] The present invention simply involves chamfering the corners of a furniture panel to easily attach a cushioning member, thereby increasing processing efficiency for the panel corners and enhancing assemblability with the cushioning member. Furthermore, the cushioning means, consisting of a single unit, enables mass production, providing excellent productivity. Additionally, the attachment and fixation of the cushioning means to the panel corners is very concise, simple, and robust, resulting in excellent assemblability and stability of use. Moreover, the cushioning means attached to the panel corners produces a stepwise and organic cushioning action depending on the direction or intensity of impact, contributing to the prevention of human injury and reduction of pain, while its excellent shape recovery ability significantly extends its service life. Brief explanation of the drawing

[0017] FIG. 1 is an enlarged perspective view of a corner portion of a furniture panel of the present invention. FIG. 2 is an exploded perspective view of a corner portion and a cushioning means for a furniture panel of the present invention. FIG. 3 is an exploded perspective view of a corner portion and a cushioning means for a furniture panel of the present invention in a different direction. FIG. 4 is a bottom perspective view of a cushioning means coupled to a furniture panel of the present invention. FIG. 5 is a cross-sectional view of the combination of a corner portion and a cushioning means for a furniture panel of the present invention. FIG. 6 is an explanatory diagram of the operation of the convex part according to impact strength for the furniture panel of the present invention. FIG. 7 is a bottom perspective view showing another embodiment of a cushioning means coupled to a furniture panel of the present invention. FIG. 8 is a cross-sectional view showing the combined state of the buffering means according to FIG. 7. FIG. 9 is an example of the use of the furniture panel of the present invention as a table. FIG. 10 is an example of use for another type of table for the furniture panel of the present invention. FIG. 11 is an example of the use of the furniture panel of the present invention as a door for storage furniture. Specific details for implementing the invention

[0018] Further objects, features, and advantages of the present invention can be more clearly understood from the following detailed description and the accompanying drawings.

[0019] Before providing a detailed description of the present invention, it should be understood that the present invention is capable of various modifications and may have various embodiments, and that the examples described below and illustrated in the drawings are not intended to limit the present invention to specific embodiments, but rather include all modifications, equivalents, and substitutions that fall within the spirit and scope of the present invention.

[0020] Furthermore, when it is stated that one component is "connected" or "connected" to another component, it should be understood that while it may be directly connected or connected to that other component, there may also be other components in between. On the other hand, when it is stated that one component is "directly connected" or "directly connected" to another component, it should be understood that there are no other components in between.

[0021] Furthermore, the terms used in this specification are used merely to describe specific embodiments and are not intended to limit the invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this specification, terms such as "comprising" or "having" are intended to indicate the existence of the features, numbers, steps, actions, components, parts, or combinations thereof described in the specification, and should be understood as not precluding the existence or addition of one or more other features, numbers, steps, actions, components, parts, or combinations thereof.

[0022] Additionally, terms such as "...part," "...unit," and "...module" described in the specification refer to a unit that processes at least one function or operation, and this may be implemented in hardware, software, or a combination of hardware and software.

[0023] Furthermore, in the description referring to the attached drawings, identical components are assigned the same reference numeral regardless of drawing symbols, and redundant descriptions thereof are omitted. In describing the present invention, if it is determined that a detailed description of related prior art could unnecessarily obscure the essence of the present invention, such detailed description is omitted.

[0024] Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings.

[0025] FIG. 1 is an enlarged perspective view of a corner portion of a furniture panel of the present invention, FIG. 2 is an exploded perspective view of a corner portion and a cushioning means of a furniture panel of the present invention, FIG. 3 is an exploded perspective view of a corner portion and a cushioning means of a furniture panel of the present invention in another direction, FIG. 4 is a bottom perspective view of a cushioning means coupled to a furniture panel of the present invention, and FIG. 5 is a cross-sectional view of the coupling of a corner portion and a cushioning means of a furniture panel of the present invention.

[0026] As shown in the example, the furniture panel of the present invention is made by forming a cut surface (101) by chamfering at a 45° angle on a right-angled corner portion of a furniture panel (100) used as a table top or a door of a storage cabinet, and forming a triangular corner cushioning means (200) made of a soft elastic material, such as silicone or rubber, on the chamfered portion of the panel (100). The corner cushioning means (200), which has a shape corresponding to the 45° chamfer and the chamfered portion, can perform a stable cushioning action against the impact of the human body acting on the corner portion of the furniture panel in almost all directions, regardless of the direction of impact.

[0027] At this time, the work location and number of units for the chamfering cutting process for the panel (100) and the joining process of the corner cushioning means (200) can be changed according to the purpose of use of the panel (100). In the case of the panel (100) used as a square table top, the chamfering work and the joining of the corner cushioning means (200) will be performed on the four corner parts on all sides or on two parts on one side facing the user. In the case of the panel (100) used as an opening and closing door for a storage cabinet, the chamfering work and the joining of the corner cushioning means (200) will be performed on the upper and lower ends opposite the hinge joint. The work process and the joining of the corner cushioning means (200) can be freely adjusted according to the characteristics, purpose, location, and direction of the object to which the furniture panel (100) is to be used.

[0028] Thus, the panel of the present invention is configured by forming a cut surface portion (101) by chamfering at a 45° angle in each right-angled corner portion of a square-shaped furniture panel (100), and forming a triangular corner cushioning means (200) made of a soft elastic material in close contact with the cut portion of the panel formed by chamfering.

[0029] Here, by forming a contact surface (201) on one side of the corner cushioning means (200) so as to be in contact with the cut surface (101) of the panel (100), the flat cut surface (101) and the contact surface (201) are in close contact with each other, thereby enabling a stable close connection of the corner cushioning means (200).

[0030] In addition, an insertion zone (202) is formed vertically protruding from the center of the contact zone (201) so that the insertion zone (202) is coupled to the insertion zone groove (102) formed in the cut portion (101) of the panel (100), thereby preventing the corner cushioning means (200) coupled to the corner portion of the panel (100) from moving in the lateral direction, and also increasing the mutual coupling force between the panel (100) and the corner cushioning means (200).

[0031] Next, on the upper and lower sides of the contact surface (201), a connecting member (203) (203') is formed with an end portion bent to face each other, and the connecting members (203) (203') are configured to be inserted into the connecting member grooves (103) (103') formed on the upper and lower sides of the chamfered end portion of the panel (100), thereby preventing the connecting portions of the panel (100) and the corner cushioning means (200) from unnecessarily spreading apart, while simultaneously further enhancing the connecting force between the panel (100) and the corner cushioning means (200).

[0032] The bottom surface of the corner cushioning means (200) is configured such that cushioning grooves (204) (204') and cushioning ribs (205) (205') are sequentially and repeatedly formed from the outer surface of the corner cushioning means (200) inwardly. The cushioning grooves (204) (204') serve as a space for the repeatedly formed cushioning ribs (205) (205') to be bent inward from external impact, and the cushioning ribs (205) (205') serve as a means of resistance against external impact and direct cushioning.

[0033] Accordingly, when an external impact or a collision with a human body occurs on the corner cushioning means (200) attached to the corner of the panel (100) as shown in Fig. 6, the cushioning ribs (205) (205') corresponding to the outermost and outermost surface of the corner cushioning means (200) are bent and deformed inwardly to perform a cushioning action against the impact. As the magnitude of the impact acting on the corner cushioning means (200) increases, the cushioning ribs (205) (205') inwardly are bent and deformed inwardly, thereby gradually increasing the cushioning action against the increased impact.

[0034] In addition, to enable a softer cushioning action of the corner cushioning means (200) applied in the present invention, as illustrated in FIGS. 7 and 8, a transverse cut groove (206) may be formed in the corner cushioning means (200), and a cushioning groove (204) (204') and a cushioning rib (205) (205') that penetrate upward and downward may be sequentially and repeatedly formed below the cut groove (206). The corner cushioning means (200) configured in this way allows the cushioning groove (204) (204') and the cushioning rib (205) (205') to be separated from the upper part of the corner cushioning means (200), thereby enabling more immediate and effective cushioning action. Furthermore, regarding impacts acting on the upper surface of the corner cushioning means (200), a cushioning section is created by the cut groove (206), allowing for a certain level of cushioning action, thus enabling more effective cushioning against impacts acting from various directions.

[0035] Therefore, unlike conventional methods that rely on the elasticity of the cushioning material itself regardless of impact intensity or rely on the simple mechanical cushioning action of the cushioning material, in the case of a small impact, only the outermost cushioning ribs (205) (205') deform smoothly to perform the cushioning action, so the pain caused by the reaction force of the cushioning means to the human body can be significantly reduced. In the case of a stronger impact, the sequentially formed cushioning grooves (204) (204') and cushioning ribs (205) (205') perform an effective cushioning action as the reaction force and stress increase stepwise or gradually, so the pain applied to the human body in the form of a reaction can be reduced to an incomparable degree compared to conventional methods.

[0036] Accordingly, the panel (100) having the corner cushioning means (200) of the present invention may be used as a table top equipped with a lower frame body having a vertical column-shaped support angle as shown in FIG. 9, or as a table top equipped with lower support bodies spaced apart from each other as shown in FIG. 10, and if necessary, may be used as an opening and closing door for various lockers or storage boxes as shown in FIG. 11.

[0037] In addition, it can be used as a panel for various types of kitchens, living rooms, or living room furniture, and can prevent or significantly reduce pain or injury upon contact with the human body without compromising the aesthetic appearance of the furniture.

[0038] Furthermore, when the panel (100) having the corner cushioning means (200) of the present invention is used as a tabletop or a door for opening and closing a storage box, the exposed front surface of the corner cushioning means (200) has a smooth shape so as not to impair the appearance or aesthetics of the furniture at all, and through the multi-stage cushioning grooves (204) (204') and cushioning ribs (205) (205') formed on the back surface of the corner cushioning means (200), it exhibits a more perfect and efficient cushioning action, thereby enabling it to perform the role of an even more ideal cushioning means.

[0039] As such, the furniture panel of the present invention has excellent assembly productivity because a corner cushioning means (200) made of a soft elastic material can be simply attached to the corner in the required direction. The corner cushioning means (200) has excellent effects in significantly reducing physical impact caused by collisions with the human body or objects acting in various directions and sizes, by reducing the impact size or stages, thereby significantly reducing injury or pain to the human body or damage to objects. Furthermore, it is more rational because it can be naturally attached without compromising the external aesthetics or design characteristics of the furniture panel (100) itself.

[0040] The embodiments described in this specification and the configurations illustrated in the drawings are merely the most preferred embodiments of the present invention and do not represent all technical concepts of the present invention; therefore, it should be understood that there may be various equivalents and modifications that can replace them. Explanation of the symbols

[0041] 100 : Panel 101 : Cut-out section 102 : Insertion groove 103, 103' : Groove coupling groove 200: Corner cushioning means 201: Close contact surface 202 : Insertion zone 203,203' : Zone connecting zone 204,204' : Cushioning groove 205,205' : Cushioning rib 206 : Incision groove

Claims

Claim 1 A cut surface portion (101) is formed by chamfering at a 45° angle on a right-angled corner portion of a furniture panel (100), and a triangular corner cushioning means (200) made of a soft elastic material is formed in close contact with the cut surface portion (101) of the panel formed by chamfering. On one side of the corner cushioning means (200), a contact surface (201) is formed so as to be in contact with the cut surface portion (101) of the panel (100). An insertion securing member (202) is formed vertically protruding from the center of the contact surface (201) so that the insertion securing member (202) is coupled to the insertion securing groove (102) formed in the cut surface portion (101) of the panel (100). On the upper and lower sides of the contact surface (201), securing coupling members (203) (203') are formed with their ends bent to face each other, so as to be formed on the chamfered end portion of the panel (100). A furniture panel combined with an expanded rib-type corner cushioning means, characterized in that the connecting members (203) (203') are each inserted into connecting members (103) (103') formed on the upper and lower surfaces, and the corner cushioning means (200) has a triangular shape and the cushioning grooves (204) (204') and cushioning ribs (205) (205') are sequentially and repeatedly formed on the lower surface of the corner cushioning means (200) in a triangular shape, gradually moving inward. Claim 2 A furniture panel combined with an expanded rib-type corner cushioning means, characterized in that, in the first paragraph, a transverse cut groove (206) is formed in the corner cushioning means (200), and an upper and lower penetrating cushioning groove (204)(204') and a cushioning rib (205)(205') are sequentially and repeatedly formed below the cut groove (206).

Citation Information

Patent Citations

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