KR200484840Y1 - Racketing motorability improvement or strengthening musele of protectioncap - Google Patents

Abstract

The present invention relates to a protective cap for enhancing the athletic performance for a racket and for strengthening a muscle strength which can improve the athletic performance and the muscle strength when the racket is used and further protect the racket, more specifically, The present invention relates to a protective cap for enhancing a sports ability for a racket and for strengthening muscular power, which can improve a sports ability and a user's wrist strength during use while being coupled to a racket.
To this end, the present invention relates to a racket comprising a body detachably connected to an outer frame of a racket and formed of a material having elasticity, one side of which is opened and inserted or separated through one side of the outer frame, And an inlet groove through which the outer frame is inserted and an insertion groove into which the inserted outer frame is inserted. The inlet is formed to have a gradually thinner thickness toward the distal end, A fastening part formed to extend outward from one side of the body and having a fastening hole through which a handle of the racquet is inserted, and a fastening part formed integrally with the body or formed integrally with the fastening part And a weight portion provided on the inner surface, wherein the body has a cross- The inner diameter of the fastening hole is gradually narrowed from the upper end toward the lower end so that a part of the inner surface of the fastening hole closely contacts the outer surface of the handle of the racquet .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a racket,

The present invention relates to a protective cap for enhancing the athletic performance for a racket and for strengthening a muscle strength which can improve the athletic performance and the muscle strength when the racket is used and further protect the racket, more specifically, The present invention relates to a protective cap for enhancing a sports ability for a racket and for strengthening muscular power, which can improve a sports ability and a user's wrist strength during use while being coupled to a racket.

Tennis or badminton is a public sport that ordinary citizens can easily enjoy and enjoy.

Also, there are more and more people in the racket ball and squash that can get similar exercise effect in indoor.

The above sport or exercise is mainly assisted by the instructor when the general person is going to practice step by step and scientifically. The effect that can be obtained through the help of the instructor is obtained mainly by correct posture and technique for processing the ball.

Therefore, the user had to perform strengthening exercises separately to improve his / her basic exercise ability and strength.

However, since a general person has to use a gym or an instrument separately in order to enhance the athletic performance and muscle strength, the increase in cost and exercise time are required.

Also, in the gym, there is no separate mechanism for strengthening the actual exercise capacity and strength needed to use the racket, so training is performed to strengthen the cuff and elbow using simple dumbbells and weights.

[0003] The conventional art proposed to solve the above problems is a regeneration utility model No. 20-0279060 (registered on Jun. 7, 2002). The prior art is related to an air resistance member of a badminton racket, The present invention proposes an air resistance member in which a receiving space for receiving an end portion is formed and a seating space is formed on one side of the receiving groove so that a neck formed on the frame is seated and the upper portion of the receiving space is fixed with a velcro tape have.

The air resistance member according to the related art is disposed to surround the outside of the racket and has the effect of increasing strength and athletic performance without requiring any physical movement such as wrists and arms.

However, the conventional art has a problem in that it can not perform a ball operation in the course of a game or training because the air resistance member can obtain a movement effect only when the air resistance member is wrapped around the frame and the net of the racket.

That is, if air is applied to the portion of the net enclosing the air resistance member, the elastic force of the net is not exerted. Therefore, only the racket provided with the air resistance member swings in the air.

0001. Korean Registered Utility Model No. 20-0279060 (Registered on June, 2002)

In order to solve the above-mentioned problems, the present invention has a protective cap for strengthening a user's athletic performance and strength, and the protective cap is hung on a ball using a racket in a state where the protective cap surrounds the frame of the racket In this case, since the elasticity of the net provided in the racket is maintained, it is possible to exercise the ball even when the protective cap is engaged, so that the exercise for the racket that can strengthen the exercise capacity and muscle strength without reducing the interest of the exercise It is aimed to provide a protective cap for improved ability and strength.

In order to achieve the above object, the present invention provides a racket comprising: a body detachably coupled to an outer frame of a racket, the body being formed of a material having elasticity and having one side opened and inserted or separated through one side of the outer frame; And an inlet groove through which the outer frame is inserted and an inner frame into which the inserted outer frame is inserted. The inlet has a gradually increasing thickness toward the distal end of the body, A fastening portion formed on the body so as to extend from the one side of the body and having a fastening hole through which the handle of the racket is inserted through the center, Or a weight portion provided on the inner surface of the coupling portion, wherein the body has a cross- The inner diameter of the fastening hole is gradually narrowed from the upper end toward the lower end so that a part of the inner surface of the fastening hole is in close contact with the outer surface of the handle of the racket. .

The weight portion may be made of a ferrous metal or a nonferrous metal, and the ferrous metal may be any one of pure iron, carbon steel and cast iron, or a combination thereof, and the nonferrous metal may be any one of copper and aluminum or a combination thereof The weight unit may be formed integrally with the body or may be formed in a separate plate shape in a process of molding the body, and may be fixed to one side of the body.

The present invention as described above is capable of easily attaching / detaching to / from the outer frame of the racket, and hitting the ball with the racket in a coupled state, thereby enhancing the user's athletic performance and muscle strength, Which can be used in accordance with the age of the individual user, and can gradually enhance the athletic performance and muscle strength by connecting the protective cap with the heavy weight gradually to the racket.

1 is a perspective view showing a protective cap for enhancing a sports ability for a racket and strengthening muscular strength according to the present invention;
FIG. 2 is a sectional view showing a cross section of a protective cap for enhancing a sports ability for racket and strengthening muscular strength according to the present invention; FIG.
3 is a state view showing a state in which the protective cap according to the present invention is coupled to the racket.
4A to 4C are schematic views showing a state in which the protective cap according to the present invention is coupled to the racket.

Other objects and features of the present invention will become apparent from the following description of embodiments with reference to the accompanying drawings.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be interpreted in an ideal or overly formal sense unless explicitly defined in the present application Do not.

1 to 3, a protective cap 1 (hereinafter, referred to as a 'protective cap') for enhancing the athletic performance for racket and strengthening muscular strength according to the present invention comprises a body 10, (20), a fastening part (30), and a weight part (40).

In the following description and drawings, the racket 100 is a badminton racket. However, the racket 100 is also applicable to a racket used for tennis, squash, and the like.

The body 10 is detachably coupled to the outer frame 110 of the racket 100 and is formed of a material having elasticity and has a coupling part 20 to be described later formed continuously in the longitudinal direction, The frame 110 is wrapped around and joined.

In this case, examples of the elastic material forming the body 10 include synthetic resin, rubber, silicone, etc., and any one or two or more selected from the materials may be synthesized and further various colors may be expressed A color paint or a luminescent paint or a mixture thereof can be formed so as to minimize loss of a user and easy identification of the position of a user in motion so as to minimize the occurrence of a safety accident .

In the meantime, although the body 10 shown in the figure has a circular cross-section, the cross-section may be formed as an arc, a rectangle, or the like, and one side of the cross- will be.

In addition, a plurality of the bodies 10 may be superimposed on the outer frame 110 in order to systematically increase the user's strength from a light weight gradually to a heavy weight or to improve a muscle strength of a specific region.

That is, the weight portion 40, which will be described later, disposed on the body 10 may have a predetermined weight or may be partially provided on the body 10, The weight of the body 10 is gradually increased by joining the body 10 to the outer frame 110 to increase the strength of the user's body Even when the weight portion 40 is partly provided in the body 10, the body 10 having the weight portion 40 is partially overlapped with the wrist, the elbow, It is possible to do the strength exercise to partially strengthen the part.

In the meantime, although the body 10 shown in the figure has an annular shape with a hollow center when viewed from the front, it may be formed in various shapes such as an ellipse, a square, and a triangle, It is preferable that the overall size of the outer frame 110 of the racket 100 is smaller than or equal to the size of the outer frame 110 of the racket 100.

As shown in FIG. 2, the body 10 has a circular cross-section with one side opened, and one side of the body 10 is opened and connected to a coupling portion 20 to be described later, The outer frame 110 is opened and closed.

In addition, the body 10 has a cross-sectional shape in which the entrance side of the engaging portion 20 is thin and the opposite side is thick, and the process of joining or separating the body 10 to the outer frame 110 is a thin- And the thick portion on the opposite side is formed with a buffer layer 11 that can obtain a buffering effect for protecting the racket from the impact generated when the racket hits on the ground or outdoor facilities.

In addition, an advertising part 12 for embossing, embossing or printing advertisement texts, letters, logos, photographs, etc. may be further formed on the outer surface exposed from the body 10.

The engaging portion 20 is formed at an opened side of the body and is inserted into the outer frame 110 of the racket 100 and is continuously formed along one side of the opened side of the body 10, And includes an entrance 21 through which the external frame 110 enters and exits, and an installation groove 22 into which the inserted external frame 110 is placed.

The inlet 21 is formed on one side of the body 10 and communicates with the outside of the body cavity 22. The thickness of the inlet 21 gradually decreases toward the distal end so that the outer frame 110 It is preferable that bonding and separation are easy.

At this time, both end portions forming the inlet 21 are preferably extended toward mutually opposite directions so as to cover the outer frame 110 of the racket 100 inserted into the inner groove 22.

That is, as shown in FIG. 2, the inlet 21 is formed between opposite opposite ends. The inlet 21 is formed to be narrow toward the opposite direction, The end portions of the end portions may abut against each other.

However, it is preferable that the thickness of the abutting end portion is 0.5 to 1 mm when the end portions of both end portions are in contact with each other, so that the outflow of the outer frame 110 is not obstructed.

The inner groove 22 is communicated with the inlet 21 and formed inside the body 10 and is a space in which the outer frame 110 of the racket 100 is inserted.

At this time, a protrusion 23 may be further formed on the surface of the mounting groove 22 which is in contact with the outer frame 110. The protrusion 23 may be formed on the inner surface of the mounting groove 22, The outer frame 110 is prevented from being stably fixed by being separated from the outer frame 110 and the outer frame 110 by a predetermined distance.

That is, since the thickness of the outer frame 110 is small and the outer surface of the outer frame 110 is not closely contacted with the protrusion 23, the outer frame 110 or the body 10 may be wobbled This is to prevent the outer frame 110 from separating from the inner groove 22.

In order to achieve this, the protrusions 23 are formed to protrude outward from the inner surface of the mounting groove 22, and a plurality of protrusions 23 are formed at predetermined intervals. In order to increase the contact area between the protrusions 23 and the outer frame 110 But it may be formed in a hemispherical shape or a conical shape.

The fastening part 30 is formed at one side of the body 10 to extend outward and has a fastening hole 31 through which the handle 120 of the racquet 100 is inserted.

At this time, it is preferable that the inner diameter of the fastening hole 31 is gradually narrowed from the upper end toward the lower end, and a part of the inner surface is closely attached to the outer surface of the handle 120.

The fastening hole 31 is further provided with an annular fastening portion 32 extending outwardly from the lower end of the fastening hole 31. When the fastening hole 31 is inserted into the fastening hole 31, The body 10 is prevented from being separated from the body 10 by being elastically fixed to the outer surface of the handle 120 while the body 10 is lifted upward.

The coupling process of the coupling part 30 will be described with reference to FIGS. 4A to 4C.

First, the lower end of the handle 120 of the racquet 100 is inserted into the fastening hole 31, and the fastening part 32 is disposed in close contact with the outer surface of the handle 120.

Next, the racquet 100 is pulled downward or the coupling part 30 is moved upward to move the coupling part 30 to a position where the knob 120 of the racquet 100 and the outer frame 110 are in contact with each other And then the body 10 is pulled up to the upper side of the outer frame 110 of the racket 100.

The pulled body 10 is disposed above the upper end of the outer frame 110 and couples the body 10 and the outer frame 110 through the coupling portion 20 formed at one side of the body 10.

Since the body 10, the engaging portion 20 and the fastening portion 30 are made of a material having elasticity as described above, when the outer frame 110 and the grip 120 are engaged with each other, And is tightly fixed to the outer frame 110 and the handle 120 through elastic force to be restored.

The weight portion 40 may be formed integrally with the body 10 or may be integrally formed with the inner surface of the coupling portion 20 so as to increase the weight of the body 10, Respectively.

The weight portion 40 may be made of a ferrous or non-ferrous material, and the ferrous metal may be any one of pure iron, carbon steel, and cast iron, or a combination thereof. The non-ferrous metal may be any one of copper, aluminum, ≪ / RTI >

The weight portion 40 may be integrally formed with the body 10 in the process of molding the body 10 or may be formed in a separate plate shape and then fixed to one side of the body 10.

That is, in the process of molding the body 10, the metal liquid formed by heating the ferrous metal or the non-ferrous metal in the melt of the liquid state in which synthetic resin, rubber or the mixture thereof is mixed is formed by mixing with a predetermined weight, The non-ferrous metal may be formed into a flat plate shape and then integrally fixed to the body 10 or the seat groove 22 of the engaging portion 20 through an adhesive means or the like.

The weights 40 may be formed so as to surround the outer frame 110 to increase the adhesion. For this purpose, the weight 40 may be formed to correspond to the inner surface of the inner groove 22 And the end portion disposed on the inlet 21 side is formed to be the same as the inlet 21. [

That is, the weight portion 40 is formed in the shape of a horseshoe with one side opened, and the outer frame 110 is inserted or separated through the opened side. At this time, since the weight portion 40 is formed in the form of a thin plate, 110 are inserted or separated, they are returned to their original state after being stretched.

The weight 40 may further include an auxiliary weight 41 fitted to the outside of the body 10. The auxiliary weight 41 may have a horseshoe shape with one side opened, 10 in such a manner as to enclose the body 10 from outside.

That is, when the weight of the body 10 is to be partially increased in order to improve the athletic performance and muscle strength desired by the user, the auxiliary weight 41 is wrapped around the body 10 coupled with the outer frame 110 So that the user can increase the weight at a desired position.

At this time, it is preferable that the auxiliary weight 41 is made of ferrous metal or nonferrous metal, and that the surface of the auxiliary weight 41 is coated or painted with various colors on the surface exposed to the outside to enhance the aesthetics. Further, The luminescent paint may be applied to the whole of the auxiliary weight 41 or may be applied at regular intervals.

As described above, the present invention has been described with reference to particular embodiments, such as specific elements and the like, with limited examples and drawings. However, the present invention is not limited to the above embodiments, And various modifications and changes may be made thereto by those skilled in the art to which the present invention belongs.

Accordingly, the spirit of the present invention should not be construed as being limited to the embodiments described, and all such equivalents, or equivalents thereof, as fall within the scope of the present invention, as well as the claims set forth below.

1: Protective cap according to the present invention
10: body 11: buffer layer
20: engaging portion 30: engaging portion
31: fastening hole 40: weight part
100: racket 110: outer frame

Claims (2)

A body 10 that is detachably coupled to the outer frame 110 of the racket 100 and is formed of a material having elasticity and is inserted or separated through one side of the outer frame 110,
An entrance 21 through which the outer frame 110 enters and exits and an installation groove 22 into which the inserted outer frame 110 is placed is formed continuously on the opened side of the body 10 along the longitudinal direction, Wherein the inlet (21) is formed to have a gradually thinner thickness toward the distal end, and has an engaging portion (20) having both ends extending toward the catch groove (22)
A fastening part 30 extending outward from one side of the body 10 and having a fastening hole 31 through which the handle 120 of the racket 100 is inserted; And
And a weight portion 40 formed integrally with the body 10 or provided on the inner surface of the coupling portion 20,
The body 10 is provided with a cushioning layer 11 whose cross section is formed at the entrance side of the engaging portion 20 so as to be thin and relatively thick at the opposite side,
The inner diameter of the fastening hole 31 is gradually narrowed from the upper end toward the lower end. A portion of the inner surface of the fastening hole 31 closely contacts the outer surface of the handle 120 of the racquet,
The body 10 has a ring shape to form a closed loop so as to be closely attached to the entire outer frame 110 of the racket 100,
A protrusion 23 protrudes from the inner surface of the body 10 where the inner groove 22 is formed,
And an auxiliary weight (41) fitted to the body (10) at an outer side of the body (10) and having a predetermined weight. 2. The apparatus according to claim 1, wherein the weight portion (40)
Iron or non-ferrous metal,
The iron metal may be any one of pure iron, carbon steel and cast iron or a combination thereof,
The non-ferrous metal may be made of any one of copper, aluminum, or a combination thereof,
The weight portion 40 may be integrally formed with the body 10 in the process of forming the body 10 or may be formed in a separate plate shape and then fixed to one side of the body 10. [ Protective cap for improved ability and strength.

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