TWM611005U - Tennis serving trainer - Google Patents

Abstract

This creation discloses a tennis serve trainer, which includes a grip, a ball and a soft rope for connecting the ball and the grip, wherein the tennis serve trainer may further include a soft rope connected The rope length adjuster is used to adjust the distance from the grip to the sphere. The tennis serve trainer created by this invention allows practitioners to effectively and quickly master the main points of serve movements, and can be used in pre-training exercises.

Description

Tennis serve trainer

This creation belongs to the field of sports goods, and specifically relates to a serving trainer.

Tennis is a popular sport that is common in modern times. The actions of tennis include serving and returning. Serve is the starting action of tennis, and it is also an introductory action for many beginners. The traditional service training system involves the practitioners completing a series of actions such as throwing and hitting the ball on their own. This is too difficult for practitioners who have not mastered the main points of the action, resulting in slow progress. Therefore, there is an urgent need for a serving trainer that can assist practitioners in the field of this creation. In view of this, the creator of this case started research and after practical operation and testing, he developed the tennis serving trainer provided by this creation.

The main purpose of this creation is to provide a tennis serve trainer that can help practitioners master the main points of serving and hitting the ball. It includes a grip for simulating the grip of a racket, a sphere, and a connection between the sphere and the grip. Soft rope.

In order to achieve the foregoing purpose, an axial hole penetrating the sphere is provided in the middle of the sphere, and the soft cord is passed through the axial hole.

To achieve the foregoing purpose, a hollow nail penetrating the sphere is provided in the middle of the sphere. The hollow nail has a bottom opening, a top opening, and a hollow nail body connecting the bottom opening and the top opening, and the soft cord is passed through the hollow nail. Hollow nail body.

Another purpose of this creation is to enable the aforementioned tennis serve trainer to further allow the practitioner to adjust to a suitable length according to the height. For this reason, the grip is a tube with a accommodating space, an opening and a piercing opening; The cord has a first section, a second section and a third section in sequence; the first section is connected to the sphere; the second section passes through the opening and is placed in the accommodating space; the third section The segment passes through the opening and is placed on the outside of the grip.

In order to achieve the aforementioned purpose, the grip has an outer peripheral surface opposite to the accommodating space, and the third section is fixed to the outer peripheral surface.

In order to achieve the aforementioned purpose, the third section is provided with a knot, the knot is located outside the grip, and the diameter of the knot is larger than the aperture of the opening.

In order to achieve the aforementioned purpose, the opening is provided with a clip, and the third section is fixed to the handle through the clip.

To achieve the aforementioned purpose, the tennis serve trainer may further include a cord length adjuster connected to the soft cord to adjust the distance from the grip to the ball.

In order to achieve the foregoing purpose, the grip has a top end, a rope fixing structure is provided on the top end, the rope fixing structure has at least one hole, and the soft rope is threaded through the hole; wherein the rope length adjuster includes a rope adjustment Buckle, spring rope buckle, two-hole adjustment buckle or rope length adjustment piece.

In order to achieve the aforementioned purpose, the ball system is tennis.

In order to achieve the aforementioned purpose, the weight of the sphere is between 50 grams and 70 grams.

The tennis ball provided by this creation can be used for swing practice and pre-work, helping the practitioner to quickly master the main points of the action.

Regarding the techniques, methods and other effects used in this creation, the following preferred embodiments are given, and detailed descriptions are provided in conjunction with the illustrations as follows, so as to effectively demonstrate the above-mentioned purpose, features and other advantages of this creation.

In order to make the purpose, technical solutions, and advantages of this creation clearer, the creation will be further described in detail below in conjunction with the drawings and embodiments. The specific embodiments described here are only used to explain the creation, and are not used to limit the creation.

Please refer to Figure 1~Figure 8. The tennis serve trainer (100) of this creation mainly has a grip (1), a ball (2) and a soft rope (3); the grip is used to simulate a racket The grip, the soft cord (3) is used to connect the ball (2) and the grip (1); the ball (2) can include but is not limited to tennis; the weight of the ball (2) is 50 grams to 70 grams, preferably about 56 grams to about 59.4 grams; wherein the sphere (2) is provided with an axial hole (21) passing through the sphere (2), and the cord (3) passes through the axial hole (21); And, if the cord (3) is to pass through the sphere (2) more easily, a hollow nail (22) that penetrates the sphere (2) can be provided in the middle of the sphere (2), and the hollow The nail (22) has a bottom port (222), a top port (221), and a hollow nail body (223) connecting the bottom port (222) and the top port (221), and the soft cord (3) is tied through Pass the hollow nail body (223).

In addition, in order to enable practitioners to adjust the length by themselves, the grip (1) is tied to a tube body with an accommodation space (11), an opening (12), and a piercing opening (13); the soft cord (3) ) Has a first section (31), a second section (32) and a third section (33) in sequence; the first section (31) is connected to the sphere (2); the second section (32) ) Passes through the opening (12) and is placed in the accommodating space (11); the third section (33) passes through the opening and is placed outside the grip (1), the practitioner can pull the third Section (33) to adjust the length of the first section (31) so that the connection distance from the grip (1) to the sphere (2) matches the height of the practitioner, and the third section (33) can be used The conventional fixing techniques including but not limited to adhesives, clamps, straps or straps are fixed on the grip (1).

For example, the handle (1) may have an outer peripheral surface opposite to the accommodating space (11), and the third section (33) is tied to the outer peripheral surface.

For example, the opening may be provided with a clip (131), and the third section (33) is fixed to the handle (1) through the clip (131).

In addition, the third section (33) can be further provided with a knot (331) located outside the grip (1), the diameter of the knot (331) is larger than the aperture of the opening.

Or, the tennis serve trainer (100) may further include a cord length adjuster (4) connected to the soft cord (3) to adjust the distance from the grip (1) to the ball (2); The grip has a top end (14), a fixed rope structure (15) is arranged on the top end (14), the fixed rope structure (15) has at least one hole (151), and the soft rope (3) is threaded around Passing through the hole (151), the rope length adjuster (4) includes, but is not limited to, a rope adjusting buckle, a spring rope buckle, a two-hole adjusting buckle or a rope length adjusting piece.

The specific usage of the tennis serve trainer (100) of this creation will be further explained below.

Usage example 1: Serve practice

Take a creative tennis serve trainer (100), adjust the connection distance between the grip (1) and the ball (2) to match the height of the practitioner, so that the practitioner's hand is held on the tennis serve trainer (100) With the grip (1), the arm is relaxed naturally, draw a circle with the shoulder as the center and pull the tennis serve trainer (100) backwards. When the arm returns to the natural relaxed position, it will complete a serve exercise exercise.

Use case two, pre-exercise

The trainer and the trainer stand facing each other diagonally in front of each other and adjust the position to an appropriate position; the trainer holds the tennis serve trainer (100) created by this creation, and raises the grip (1) at an appropriate height. Let the soft rope (3) and the ball (2) hang down naturally; the practitioner holds the tennis racket to hit the ball (2), and completes a pre-hit action practice after slaps the ball.

The above are only preferred embodiments of this creation, and are not used to limit the scope of implementation of this creation; if the creation does not deviate from the spirit and scope of this creation, any modification or equivalent replacement of this creation should be covered by the scope of the patent application for this creation. In the scope of protection.

100: Tennis serve trainer 1: grip 11: accommodating space 12: opening 13: piercing 131: Clamp 14: top 15: Fixed rope structure 151: Hole 2: sphere 21: Axial hole 22: hollow nail 221: top mouth 222: bottom mouth 223: Hollow Nail Body 3: soft rope 31: First paragraph 32: second paragraph 33: Third paragraph 331: Knot 4: Rope length adjuster

Figure 1 is a schematic diagram of an implementation of the tennis serve trainer created by this invention; Figure 2 is a schematic diagram of another embodiment of the tennis serve trainer created by this invention; Figure 3 is a schematic diagram of an embodiment of the fixing method of the third paragraph of this creation; Figure 4 is a schematic diagram of another embodiment of the fixing method of the third paragraph of this creation; Figure 5 is a schematic diagram of the setting position of the knot in this creation; Figure 6 is a schematic diagram of an implementation of the sphere of this creation; Fig. 7 is a schematic diagram of another embodiment of the sphere of this creation; Fig. 8 is a schematic diagram of another embodiment of the tennis serve trainer created by the present invention.

100: Tennis serve trainer

1: grip

2: sphere

3: soft rope

Claims (14)

A tennis serve trainer, which comprises: A grip to simulate the grip of a racket; A sphere; and, A soft cord is used to connect the sphere and the grip. The tennis serve trainer according to claim 1, wherein an axial hole penetrating the ball is provided in the middle of the ball, and the soft rope is passed through the axial hole. The tennis serve trainer according to claim 1, wherein a hollow nail penetrating the sphere is provided in the middle of the sphere, and the hollow nail has a bottom opening, a top opening and a hollow nail body connecting the bottom opening and the top opening, The soft rope is tied through the hollow nail body. The tennis serve trainer according to any one of claims 1 to 3, wherein the grip is a tube with an accommodation space, an opening, and a perforation; the soft rope has a first section in sequence , A second section and a third section; the first section is connected with the sphere; the second section passes through the opening and is placed in the accommodating space; the third section passes through the opening and is placed The outside of the grip is used to adjust the length of the first section. The tennis serve trainer according to claim 4, wherein the grip has an outer peripheral surface relative to the accommodating space, and the third section is fixed to the outer peripheral surface. The tennis serve trainer according to claim 4, wherein the third section is provided with a knot, the knot is located outside the grip, and the diameter of the knot is larger than the aperture of the opening. The tennis serve trainer according to claim 4, wherein the opening is provided with a clip, and the third section is fixed to the grip by the clip. The tennis serve trainer according to claim 4, wherein the ball system is tennis. The tennis serve trainer according to claim 4, wherein the weight of the ball is 50 grams to 70 grams. The tennis serve trainer according to any one of claims 1 to 3, wherein the tennis serve trainer may further include a cord length adjuster connected to the soft cord for adjusting the distance from the grip to the ball . The tennis serve trainer according to claim 10, wherein the grip has a top end, a fixed rope structure is arranged on the top end, the fixed rope structure has at least one hole, and the soft rope is tied through the hole. The tennis serve trainer according to claim 10, wherein the rope length adjuster includes a rope adjustment buckle, a spring rope buckle, a two-hole adjustment buckle or a rope length adjustment piece. The tennis serve trainer according to claim 10, wherein the ball system is tennis. The tennis serve trainer according to claim 10, wherein the weight of the ball is 50 grams to 70 grams.

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