Padel racket with an interchangeable polymer surface

The padel racket with interchangeable polymer surfaces addresses the lack of durable spin-enhancing features in carbon fiber rackets by using a C-shaped frame to house polymer sheets, enhancing spin control and customization.

WO2025172626A1PCT designated stage Publication Date: 2025-08-21GARCIA NOVO LVARO
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Patent Information

Application Number
PCT/ES2024/070739
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-02-14
Filing Date
2024-11-26
Publication Date
2025-08-21

AI Technical Summary

Technical Problem

Existing padel rackets made of carbon fiber lack the ability to incorporate small edges and reliefs for increased spin, and the roughness provided by paint is easily lost, limiting spin control.

Method used

The ball-striking surfaces are inset with polymer surfaces that can be replaced, featuring a roughness maintained over time, achieved by housing the polymer sheet between EVA rubber and the frame's wing using a C-shaped frame.

Benefits of technology

The polymer surfaces enhance spin control by providing durable roughness and allowing customizable finishes, improving the racket's performance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to a padel racket, in which an interchangeable polymer surface has been inserted into each of the ball striking faces. The racket comprises: a C-shaped frame (11) that creates a hollow core between both sides of the padel racket (10); a surface preferably made of EVA (ethylene-vinyl acetate) rubber housed in said hollow core, creating two equal and opposing striking faces (12), in which a plurality of holes have been made; two polymer surfaces (13) arranged under the flange of the frame (11) and above each striking face (12), each of said surfaces (13) being provided with a plurality of holes (14) matching the holes in the striking face (12); and a handle (15) solidly attached to the frame (11) that serves as a grip.
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Description

[0001] PADEL RACKET WITH INTERCHANGEABLE POLYMER SURFACE

[0002] OBJECT OF THE INVENTION

[0003] The present invention relates to a paddle tennis racket, in which each of the ball's striking surfaces has been inset with polymer surfaces, providing the striking surfaces with a roughness that improves the spin when striking the ball. The polymer surface can be replaced when it has worn out or at the user's discretion. This is achieved by creating a C-shaped frame and housing the polymer plate between the EVA (ethylene vinyl acetate) rubber and under the frame's wing.

[0004] TECHNICAL SECTOR

[0005] Sports accessories for padel. Padel rackets.

[0006] BACKGROUND OF THE INVENTION

[0007] Padel, also sometimes called padel tennis, is a racket sport very similar to tennis, but played on a shorter court with walls on the sides and back. The purpose of the game is to bounce the ball into the opponent's court by hitting it with a wooden racket called a paddle. Paddles typically include a body assembly and a handle assembly that is connected to and / or extends from the body assembly. The body assembly normally includes a head assembly and a neck, with the neck extending between the head assembly and the handle assembly and connecting them. When designing these sports paddles, it is desired to provide certain features and aspects that promote improved feel, power, and control (speed, direction, spin) for the user.

[0008] In the prior art, Spanish utility model ES1056714 discloses a padel racket having a frame, two perforated soft cores, and two optional perforated striking plates. The frame has a circular body, a neck, a handle, and a support element. The neck has an open end and a closed end. The circular body is attached to the open end, and the handle is attached to the closed end of the neck. The perforated soft cores are mounted within the circular body, and the support element is mounted between the perforated soft cores to support the perforated soft cores. The perforated striking plates are respectively mounted on the perforated soft cores. When a perforated striking plate or a perforated soft core breaks, the perforated striking plate or perforated soft core can be replaced with a new one, so that the padel racket does not have to be discarded.

[0009] According to utility model ES1295136, padel rackets are made with materials that aim to provide them with characteristics that allow them to achieve, primarily, good impact resistance, absorption, lightness, and flexibility. To achieve this, several materials are used in the configuration of the racket. Typically, they have an EVA (ethylvinyl acetate) or FOAM (foamy) core, placed in the striking area and providing lightness and the ability to absorb the impacts of the ball. Over this core and on both sides of the racket, they have one or more layers of fiberglass and / or carbon, impregnated with a thermosetting resin, which provide the necessary strength, rigidity, and power.Said utility model describes a padel racket, comprising a handle and a striking area with holes therein, obtained by a process comprising: a polycarbonate or PETG molding; filling one of the half-shells with at least one EVA or FOAM core arranged at least in the striking area; joining the two half-shells by means of cold perimeter gluing of both; filling the interior spaces of the racket in a differentiated manner in one or several of three areas; inserting a string into the handle and placing a grip and a cap at the end thereof.

[0010] As can be seen in the technique, padel rackets are made with an EVA foam core (the holes inside the racket are smooth and compact), a frame, and faces made of carbon fiber. The faces are smooth, and to increase spin and improve ball control, a sandpaper-effect paint or slight roughness is added, but the paint is easily lost upon impact, and the roughness is very minimal. The problem with the technique is that they are made of carbon fiber, which doesn't allow for the incorporation of small edges and reliefs that would be perfect for increasing spin when playing.

[0011] The present invention satisfactorily solves the problem presented in the art, as it reveals a padel racket where the ball-striking surfaces have been inserted into a polymer surface that allows for interchangeability, such that it provides the striking surfaces with a roughness that can be maintained over time. Furthermore, through injection molding, any finish can be created. This is achieved by creating a C-shaped frame and housing the polymer sheet between the EVA (ethylvinyl acetate) rubber and under the frame's wing. The novelty is the use of polymer in the striking area instead of carbon. And by using this material, we make it possible for the racket's faces to have any type of rough finish, with different geometries, reliefs, shapes, etc.

[0012] DESCRIPTION OF THE DRAWINGS

[0013] To complement the description being made and in order to help better understand the characteristics of the invention, according to a preferred example of its practical implementation, a set of drawings is attached as an integral part of said description, in which the following has been represented for illustrative and non-limiting purposes:

[0014] Figure 1.- shows an exploded view that allows to clarify the arrangement of the different elements of the racket (10) such as a frame (11) that generates a hollow core between both sides of the padel racket (10). A surface preferably made of EVA rubber (ethylvinyl acetate) housed in said hollow core, generating two equal and opposite hitting faces (12), where a plurality of holes have been made. The polymer surfaces (13) arranged under the wing of the frame (11) and above each hitting face (12), where a plurality of holes (14) have been made in each surface (13) coinciding with the holes in the hitting face (12). A handle (15) integral with the frame (11) that serves as a grip.

[0015] Figure 2.- shows a view of the polymer surface (13) showing the plurality of holes (14) made on it as an example.

[0016] Figure 3. - shows a view of the arrangement of the polymer surface (13) arranged under the wing of the C-shaped frame (11) and above each striking face (12) that allows it to be exchanged, either due to wear or by choice of the user.

[0017] Figure 4. - shows a view of the paddle racket (10), where the assembled elements are shown, detailing the frame (11), the handle (15) attached to the frame (11), the polymer surface (13) arranged under the wing of the frame (11) and above each hitting face (12) and the holes (14) made on said polymer surface (13). PREFERRED EMBODIMENT OF THE INVENTION

[0018] The present invention discloses a padel racket in which the ball-striking surfaces are inset with polymer surfaces, providing the striking surfaces with a roughness that can be maintained over time and can be replaced when worn, or at the user's discretion. This is achieved by creating a C-shaped frame and housing the polymer plate between the EVA (ethylvinyl acetate) rubber and under the frame's wing. The novelty is the use of polymer in the striking area instead of carbon, which increases the roughness and improves the spin when striking the ball.

[0019] The present invention reveals a paddle racket (10) comprising a C-shaped frame (11) that generates a hollow core between both sides of the paddle racket (10) that allows a surface preferably made of EVA rubber (ethylvinyl acetate) to be inserted into said hollow core, in such a way that it generates two equal and opposite hitting faces (12), where a plurality of holes have been made.

[0020] Two polymer surfaces (13) are inserted into each striking face, arranged under the wing of the C-shaped frame (11) and above each striking face (12). A plurality of holes (14) have been made in each polymer surface (13) that coincide with the holes in the striking face (12).

[0021] The shovel is completed with a handle (15) attached to the frame (11) that serves as a grip.

[0022] The polymer surface (13) being arranged under the wing of the frame (11) and above each striking face (12) allows it to be exchanged, either due to wear or by choice of the user.

[0023] On polymer surfaces (13) where a plurality of holes (14) have been made, these can be circular, square, triangular, rectangular, etc. They can have a uniform distribution or be designed with different distances between them. Different heights for greater or lesser incidence on the spin. They can have the relief facing inwards or outwards or the possibility of leaving the faces completely smooth.

Claims

CLAIMS 1- Padel racket (10) with an interchangeable polymer surface characterized in that it comprises a C-shaped frame (11) that generates a hollow core between both sides of the padel racket (10); a surface preferably made of EVA rubber (ethylvinyl acetate) housed in said hollow core, generating two equal and opposite hitting faces (12), where a plurality of holes have been made; two polymer surfaces (13) arranged under the wing of the frame (11) and above each hitting face (12), where a plurality of holes (14) have been made on each surface (13) coinciding with the holes in the hitting face (12); and a handle (15) integral with the frame (11) that serves as a grip. 2- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are circular. 3- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are triangular. 4- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are square. 5- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are rectangular. 6- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are distributed uniformly on the surface (13). 7- Padel racket (10) with interchangeable polymer surface according to claim 1, characterized in that the holes (14) are distributed at different distances on the surface (13).

Citation Information

Patent Citations

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    EP4295927A2

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