KR102554435B1 - Golfball Liner - Google Patents

Abstract

A golf ball liner according to the present invention includes a band body made of a flexible material so as to surround a wrist in a first state and an outer circumferential surface of a golf ball in a second state, and a golf ball liner in the second state. To draw a guide line of a predetermined shape on the surface of, characterized in that it comprises a marking portion provided to penetrate the band body.

Description

Golf ball liner {Golfball Liner}

The present invention relates to a golf ball liner, which can form a guide line of a predetermined shape on the surface of a golf ball to easily mark a position to be hit with a golf club, and can be attached to a body part such as an arm to be carried. The present invention relates to a golf ball liner capable of improving performance and having a variable shape to perform the role of a golf tee.

Golf is a game in which a golf ball is put into a hole cup with fewer strokes, and golf players make great efforts to reduce the number of strokes.

In order to reduce the number of strokes in golf, the target point to which the golf ball is to be sent is determined before hitting the ball, and the golf player takes a posture in a direction parallel to the direction to the determined target point, and the hitting surface of the golf club is perpendicular to the target direction. It should be hit after making it happen.

At this time, since it is very difficult to accurately hit a specific position of the golf ball with a golf club, many players mark a guide line (or alignment line) on the outer surface of the golf ball with a pen before hitting the ball.

However, since the golf ball has a spherical shape and many dimples are formed on the surface, it is not easy to mark an accurate guide line on the golf ball. can cause

Accordingly, a liner for displaying a guide line on a golf ball has recently been introduced and used. In this liner, a line groove of a specific shape is formed in a ball receiving body for accommodating a golf ball, and a guide line is formed on the surface of the golf ball by moving a pen into the line groove in a state where the golf ball is accommodated in the ball receiving body.

However, it is not easy to form an accurate guide line by moving the golf ball even in a state where the golf ball is accommodated in the ball receptacle.

In addition, there was also a risk of loss because the liner had to be carried one by one during the course of the golf game.

In addition, since golf is a game played by many people, a separate marking device must be marked with a pen to distinguish one's own golf ball from another person's golf ball, but it is inconvenient such that the marking device cannot be easily drawn also existed.

Republic of Korea Public Utility Model Publication '20-2017-0001520' 'Golf putting practice apparatus with golf ball liner' (2017.05.04)

The present invention has been made to solve the above problems, and a guide line having a predetermined shape can be formed on the surface of the golf ball, so that the golf ball liner can easily mark the position to be hit with the golf club. Its purpose is to provide

Another object of the present invention is to provide a golf ball liner with improved portability because it can be attached to a body part such as an arm, so that the user does not have to carry it cumbersomely or store it in a separate accommodation space. there is.

Another object of the present invention is to provide a golf ball liner with improved usability because the shape can be changed to perform the role of a golf tee, so that the user does not have to have a golf tee separately.

A golf ball liner according to the present invention includes a band body made of a flexible material so as to surround a wrist in a first state and an outer circumferential surface of a golf ball in a second state, and a golf ball liner in the second state. To draw a guide line of a predetermined shape on the surface of, characterized in that it comprises a marking portion provided to penetrate the band body.

More specifically, the band body portion is composed of at least one material selected from a material having an elastic restoring force and a metal material, and is formed in a third state constituting a band shape, and is formed in the first state or the second state by an external force. It is characterized in that it is formed so as to be deformable from the state to the third state and from the third state to the first state or the second state.

More specifically, the marking portion may include at least one first marking groove that penetrates the band body in a thickness direction and is formed by cutting a predetermined length in a straight line along the longitudinal direction of the band body.

More specifically, the marking unit is formed adjacent to the end of the first marking groove and further includes at least one second marking groove formed in an extending direction perpendicular to the extending direction of the first marking groove. to be characterized

More specifically, the golf ball liner is characterized in that it comprises a groove for a tee shot (tee shot) formed concavely formed in the central portion of the longitudinal direction of the band body to seat and support the golf ball.

More specifically, the band body portion may further include magnetic materials formed at both ends of the band body portion to achieve a fourth state in which the golf ball is spaced apart from the ground.

More specifically, the band body portion is formed on the bottom surface of the band body portion to be coupled to the magnetic body, and further includes at least one fastening guide groove formed at a position spaced apart from both ends of the band body portion by a predetermined distance. to be characterized

More specifically, the fourth state is characterized in that both ends of the band body are provided to maintain a rolled-up structure while maintaining a predetermined curvature toward the center of the band body.

More specifically, the golf ball liner is arranged at a predetermined interval along the longitudinal direction of the band body on the inner circumferential surface in contact with the golf ball B in the second state, so that the golf ball in the second state It is characterized in that it includes a plurality of non-slip parts to minimize slipping on the inner circumferential surface.

More specifically, the golf ball liner includes an identification part formed by perforating the band body while retaining at least one shape selected from a circular shape, an elliptical shape, a polygonal shape, a character shape, a symbol shape, and a number shape. The unit is characterized in that it includes at least one groove for identification markers provided to have different shapes from each other when formed in plurality.

As the golf ball liner according to the present invention includes a band body made of a flexible material to surround the wrist in the first state, portability and ease of attachment and detachment of the wrist are improved, and the shape can be changed to reduce storage and carrying volume. It can provide an effect that requires less, and as the marking unit is formed, the user can mark the guide line with a separate marker (eg, name pen, etc.) after putting the band body in close contact with the golf ball. It can provide an effect that can easily form a guide line (or alignment line) that can accurately send the ball in a desired direction during putting and tee shot.

In addition, the band body according to the present invention is configured in a third state forming a band shape, elastic restoration from the first state or the second state to the third state and from the third state to the first or second state As possible, it can serve as a golf ball liner to form a guide line on the surface of the golf ball, and at the same time, when the user wants to carry the golf ball liner, it can be worn on a body part such as an arm. Therefore, the portability of the golf ball can be improved to prevent loss.

In addition, the marking unit according to the present invention includes a first marking groove formed by cutting in a straight line along the length direction of the band body portion, and a second marking groove provided in a pair symmetrically opposed to each other around the first marking groove , Since guide lines such as a straight line or a cross line can be formed on the surface of a golf ball, it is helpful to improve the user's performance by easily identifying the movement path or rotation direction of the golf ball hit by the user with the naked eye. can

In addition, as the golf ball liner according to the present invention includes a groove for a tee shot, and a magnetic body and a fastening guide groove formed so that the band body portion can form a golf ball support structure, the user can adjust the position of the band body portion. Therefore, by positioning the golf ball, which acts as an important variable when performing a driver shot, at a desired height, it is possible to provide an effect of smooth golf game progress.

In addition, as the golf ball support structure according to the present invention has a shape in which both ends of the band body are rolled toward the center of the band body, the user places the golf ball in the groove for a tee shot, and then uses a golf club to play golf. Since the ball can be hit, the user does not have to separately provide a golf tee, and thus convenience of use can be improved.

In addition, since the golf ball liner according to the present invention includes an anti-slip part, it is possible to firmly maintain the fixing force or bonding force between the golf ball and the band body, so when creating a guide line on the surface of the golf ball through a separate marker, Since the band body is not fixed to the golf ball, it is possible to effectively prevent the guide line from being drawn inaccurately.

In addition, since the golf ball liner according to the present invention includes an identification unit, the user can easily mark a person's unique mark through a separate marker after putting the band body in close contact with the golf ball, so that the golf ball can be identified. It can indicate which user's golf ball it is by giving it.

1 is a perspective view showing a golf ball liner in a third state according to an embodiment of the present invention.
2 is a plan view showing a golf ball liner in a third state according to an embodiment of the present invention.
3 is a bottom view showing a golf ball liner in a third state according to an embodiment of the present invention.
4 is a front view showing a golf ball liner in a third state according to an embodiment of the present invention.
5 is a side view showing a golf ball liner in a third state according to an embodiment of the present invention.
6 is an operating state diagram and an enlarged view showing a state in which a golf ball liner in a first state according to an embodiment of the present invention is worn on a user's wrist.
7 is a perspective view showing a golf ball liner in a second state according to an embodiment of the present invention.
8 is a plan view showing a golf ball liner in a second state according to an embodiment of the present invention.
9 is a state diagram showing a process of using a golf ball liner in a second state according to an embodiment of the present invention.
10 is a perspective view and an enlarged view illustrating a golf ball liner in a fourth state according to an embodiment of the present invention.
11 is a front view showing a golf ball liner in a fourth state according to an embodiment of the present invention.
12 is a front view of a golf ball liner in a fourth condition according to a further embodiment of the present invention.
13 are perspective and enlarged views of a golf ball liner in a fourth state according to a further embodiment of the present invention;

Advantages and features of the present invention, and methods of achieving them, will become clear with reference to the detailed description of the following embodiments taken in conjunction with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only these embodiments make the disclosure of the present invention complete, and common knowledge in the art to which the present invention belongs. It is provided to completely inform the person who has the scope of the invention, and the present invention is only defined by the scope of the claims.

Also, terms used in this specification are for describing the embodiments and are not intended to limit the present invention.

In this specification, the singular also includes the plural unless specifically stated in the phrase. “Comprises” and/or “comprising” as used in the specification means the presence of elements other than the elements mentioned. or do not rule out additions.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used in a meaning commonly understood by those of ordinary skill in the art to which the present invention belongs.

Hereinafter, the present invention will be described with reference to the accompanying drawings.

1 is a perspective view showing a golf ball liner in a third state according to an embodiment of the present invention, FIG. 2 is a plan view showing a golf ball liner in a third state according to an embodiment of the present invention, and FIG. is a bottom view showing a golf ball liner in a third state according to an embodiment of the present invention, FIG. 4 is a front view showing a golf ball liner in a third state according to an embodiment of the present invention, and FIG. It is a side view showing the golf ball liner in the third state according to one embodiment of the present invention.

1 to 5, the golf ball liner 1000 according to the present invention includes a band body 100, a marking unit 200, an identification unit 300, a tee shot groove 400 ) and an anti-slip unit 500.

Prior to the full description, the golf ball liner 1000 according to the present invention is characterized in that the shape can be changed into the first state, the second state, the third state, and the fourth state.

That is, the golf ball liner 1000 according to the present invention allows the user to draw a guide line on the surface of the golf ball B through a separate marker, and at the same time the user can wear the golf ball liner 1000, , the shape can be changed into various states so that it can play the role of a golf tee.

More specifically, in the first state, the golf ball liner 1000 may surround the user's wrist, and in the second state, the golf ball liner 1000 may surround the outer circumferential surface of the golf ball B, , In the third state, it forms a band shape, and in the fourth state, it is provided to support the golf ball (B).

In addition, the guide line (or alignment line) to be described later is a line formed on the surface of the golf ball (B), and will help the user to accurately hit the ball in the desired direction during putting and tee shot. line that can be

First, the band body portion 100 is characterized in that it is provided with a flexible material to achieve a variety of shapes.

In addition, FIGS. 1 to 5 show the state when the band body part 100 is in the third state, but as described above, the band body part 100 is not only in the third state, but also in the first state, The shape can also be varied in the second state and the fourth state.

More specifically, the band body portion 100 may be provided with any one or more materials selected from among materials having elastic restoring force and metal materials.

Furthermore, of course, the band body portion 100 may be provided to surround a material having an elastic restoring force with a metal material.

Therefore, the band body part 100 can be deformed from the third state to the first state or the second state by external force.

In addition, the band body portion 100 is deformable from the first state or the second state to the third state by external force.

That is, when the user wants to carry the golf ball liner 1000, it can be worn on a part of the body such as the user's wrist through the band body 100 in the first state.

Due to this, since the user can easily carry the golf ball liner 1000, the portability of the golf ball liner 1000 and the ease of attaching and detaching from the wrist can be improved.

In addition, since the shape of the golf ball liner 1000 can be varied, it can require less volume during storage and portability, and thus the ease of storage and portability can be further improved.

Furthermore, since the user can carry the golf ball liner 1000 by wearing it on a body part such as an arm, it is possible to effectively prevent a situation in which the golf ball liner 1000 is lost.

And, when the user wants to form a guide line on the surface of the golf ball (B) through the golf ball liner 1000, the outer circumferential surface of the golf ball (B) through the band body portion 100 in the second state as a band body The unit 100 may be formed to surround it.

More preferably, the band body portion 100 may be provided with a material having flexibility as a synthetic resin material.

More specifically, the band body portion 100 is polyethylene terephthalate (PET), polyethylene (PE, polyethylene), polyimide (PI, polyimide), polycarbonate (PC, polycarbonate) or a mixture thereof. It may be provided with a material containing, and may also be formed from a material such as nylon or synthetic vinyl.

In addition, the band body portion 100 may include a curved structure.

More specifically, the band body portion 100 may be provided such that a cross section in a longitudinal direction and a vertical direction of the band body portion 100 has a curved structure.

That is, the band body portion 100 may form a curved structure along the longitudinal direction.

In other words, the band body portion 100 may include a curved structure to resist the restoring force to any one state selected from the third state, the first state, the second state, and the fourth state when unfolded in a straight line can

And, the marking unit 200 is provided so that the user can draw a guide line of a predetermined shape on the surface of the golf ball (B) in the second state.

That is, the marking part 200 is provided to penetrate or cut through the band body part 100 .

Due to this, the golf ball liner 1000 can perform the role of the golf ball liner 1000 to form a guide line on the surface of the golf ball (B).

Therefore, after the user brings the band body 100 into close contact with the golf ball B, it is possible to easily form a guide line through a separate marker (eg, name pen, etc.).

Furthermore, the marking unit 200 may include a first marking groove 210 and a second marking groove 220 .

Here, the first marking groove 210 is formed through the thickness direction of the band body portion 100, characterized in that it is formed in a straight line along the longitudinal direction of the band body portion (100).

That is, the first marking groove 210 may be formed by cutting a predetermined length along the longitudinal direction of the band body part 100 .

In addition, at least one second marking groove 220 is formed adjacent to an end of the first marking groove 210 and extends perpendicularly to the extending direction of the first marking groove 210 .

More preferably, the second marking grooves 220 may be provided as a pair symmetrically facing each other around the first marking groove 210 .

Accordingly, the user may draw a guide line such as a straight line or a cross line along the marking part 200 with a separate marker after forming the band body part 100 in the second state.

Therefore, since the user can draw a guide line on the surface of the golf ball B, the user can easily grasp the movement path or rotation direction of the golf ball B hit through the guide line with the naked eye. can help improve your performance.

Then, the identification unit 300 may be formed to perforate the band body portion 100 in a specific shape.

Here, the identification unit 300 may have one or more shapes selected from a circular shape, an elliptical shape, a polygonal shape, a character shape, a symbol shape, and a number shape.

Therefore, the user can mark a specific shape on the surface of the golf ball (B) by drawing along the identification unit 300 with a separate marker after forming the band body 100 in the second state.

That is, although the identification unit 300 is provided in a polygonal shape in the drawing, it is not limited thereto and may be provided in any shape that can be distinguished from each other.

In addition, the identification unit 300 may include a plurality of identification marker grooves 310 each having a different shape.

Due to this, as the golf ball liner 1000 includes the identification unit 300, after the user puts the band body 100 in close contact with the golf ball B, it is easy to identify the individual through a separate marker. Since the mark can be performed, identification can be given to the golf ball B to indicate which user's golf ball B it is.

In addition, the groove 400 for a tee shot is formed concavely on the upper end of the band body 100 so that the golf ball B can be seated on the upper end of the band body 100 in the fourth state.

The groove 400 for a tee shot will be described in more detail with reference to FIGS. 10 to 13 to be described later.

In addition, the non-slip portion 500 is provided so that the band body portion 100 in the second state can be closely supported with the golf ball B, and is characterized in that it protrudes from the inner circumferential surface of the band body portion 100. to be

The non-slip portion 500 will be described later in more detail with reference to FIGS. 7 and 8 to be described later.

6 is an operating state diagram and an enlarged view showing a state in which the golf ball liner 1000 in a first state according to an embodiment of the present invention is worn on a user's wrist.

As shown in FIG. 6 , the golf ball liner 1000 may be worn on a user's wrist.

Here, as described above, the band body portion 100 in the state shown in FIG. 6 is, of course, the first state.

That is, after the user forms the guide line through the band body part 100 in the second state during the golf game, the golf game is smoothly played by hitting the golf ball B through the band body part 100 in the fourth state. After proceeding, it is possible to form the band body 100 in the first state to carry the golf ball liner 1000.

Therefore, since the user does not have to store the golf ball liner 1000 in a separate space such as a bag to carry the golf ball liner 1000, the storage convenience and portability of the golf ball liner 1000 can be improved.

In addition, since the user can easily wear and carry the golf ball liner 1000 on the wrist, it is possible to prevent a loss of the golf ball liner 1000 in advance.

7 is a perspective view showing a golf ball liner in a second state according to an embodiment of the present invention, FIG. 8 is a plan view showing a golf ball liner in a second state according to an embodiment of the present invention, and FIG. is a state diagram showing a process of using the golf ball liner in the second state according to an embodiment of the present invention.

As shown in FIGS. 7 to 9 , the golf ball liner 1000 may include an anti-slip portion 500 .

Here, the non-slip portion 500 is characterized in that formed in plurality on the inner circumferential surface in contact with the golf ball (B) in the second state.

That is, the anti-slip portion 500 may serve to minimize slipping of the golf ball B from the band body 100 on the inner circumferential surface.

Furthermore, the non-slip portion 500 may be disposed at predetermined intervals along the longitudinal direction of the band body portion 100 .

More preferably, the non-slip portion 500 is provided to have a curvature corresponding to the outer circumferential surface of the golf ball (B) so as to increase adhesion with the golf ball (B) in the second state.

More specifically, the non-slip portion 500 may be provided with a thickness that can sufficiently apply the frictional force between the golf ball (B) and the band body portion 100.

Here, the non-slip portion 500 may be provided with a material having strong frictional force and durability.

More specifically, the non-slip portion 500 is any one selected from silicone, polytetrafluoroethylene (TPFE), synthetic rubber, nylon, and modified PPO resin (MPPO: Modified Polyphenylene Oxide). It may contain more than one material.

Therefore, as the non-slip portion 500 is formed, it is possible to firmly maintain the fixing force or bonding force between the golf ball (B) and the band body portion 100 in the second state.

Therefore, when the user marks the guide line on the surface of the golf ball (B) through a separate marker, the band body portion 100 is not fixed to the golf ball (B), so that the guide line is drawn incorrectly. can be effectively prevented.

In addition, as the non-slip portion 500 is provided, the user can mark the identification portion 300 on the surface of the golf ball (B).

Furthermore, referring to FIG. 9, the user describes the process of transforming the band body portion 100 of the third state into the band body portion 100 of the second state. First, the user has a golf ball (B ) and prepare the band body 100 in the third state.

Then, the user fixes one end of the band body portion 100 to one end of the surface of the golf ball (B) and then applies an external force so that the end can be bent along the surface of the golf ball (B).

Next, the user applies an external force to the other end of the band body 100 so that the band body 100 forms a second state in which the golf ball 100 wraps around the outer circumferential surface of the golf ball B.

Therefore, since the user can contact the band body 100 along the outer circumferential surface of the golf ball B without a separate fixing means, the manufacturing cost can be reduced.

10 is a perspective view and an enlarged view showing a golf ball liner in a fourth state according to an embodiment of the present invention, and FIG. 11 is a front view showing a golf ball liner in a fourth state according to an embodiment of the present invention. .

10 to 11, the band body portion 100 according to the present invention can seat the golf ball B in the groove 400 for a tee shot, and can be made in a fourth state. there is.

First, a groove 400 for a tee shot is formed concavely at one end of the band body 100 so as to seat and support the golf ball (B).

More specifically, the groove 400 for the tee shot is formed concavely at the center of the band body 100 in the longitudinal direction.

Furthermore, it is provided in the form of a circle having a radius capable of seating and supporting the golf ball (B).

More preferably, the groove 400 for the tee shot is not formed to penetrate the band body 100, so that the user can mark the marking part 200 and the identification part 300 through a separate marker. ) is formed so that the marking can proceed only.

And, the fourth state is provided to support the golf ball (B), a structure in which both ends of the band body portion 100 are rolled up while maintaining a predetermined curvature toward the center of the band body portion 100 It is characterized by holding.

That is, the user can change the shape of the band body part 100 in the fourth state by applying an external force to both ends of the band body part 100 in the third state.

More preferably, the band body portion 100 in the fourth state is formed to have a symmetrical structure, so that the golf ball B can be supported more stably.

Furthermore, of course, the band body part 100 may additionally include a material capable of smoothly maintaining the shape of the band body part 100 in the fourth state for a certain period of time.

Therefore, the user changes the shape of the band body part 100 to the fourth state, places the golf ball B in the groove 400 for a tee shot, and then attack can proceed.

Due to this, as the band body part 100 can be formed in the fourth state, the band body part 100 can perform the role of the golf tee, so the user does not have to carry the golf tee separately. , can improve usability.

12 is a front view showing a golf ball liner in a fourth state according to a further embodiment of the present invention, and FIG. 13 is a perspective and enlarged view showing a golf ball liner in a fourth state according to a further embodiment of the present invention. .

12 to 13, the band body portion 100 according to an additional embodiment of the present invention may further include a magnetic body 110 and a fastening guide groove 120.

Here, the magnetic body 110 and the fastening guide groove 120 are provided to achieve the fourth state of assisting the golf ball B to be spaced apart from the ground.

First, the magnetic material 110 is formed in a predetermined area at both ends of the band body 100 and may include a material having magnetic force.

And, the fastening guide groove 120 is formed on the bottom surface of the band body 100, characterized in that it can be combined with the magnetic body (110).

More preferably, the fastening guide groove 120 includes a material having magnetic force, so that it is coupled to the magnetic body 110 in a magnetic way.

However, this does not limit the coupling method between the magnetic body 110 and the fastening guide groove 120, and mutual adhesive force or bonding force between the magnetic body 110 and the fastening guide groove 120 can be increased like Velcro. It can be provided in any way that exists.

In addition, at least one fastening guide groove 120 may be formed at a position spaced apart from both ends of the band body 100 by a predetermined distance.

More preferably, the fastening guide grooves 120 may be formed in one pair or more at positions spaced apart by a predetermined distance from both ends of the band body part 100.

For this reason, as the band body 100 includes the magnetic body 110 and the fastening guide groove 120, the user can adjust the position of the band body 100.

Therefore, a smooth golf game can be played by positioning the golf ball B, which acts as an important variable when the user proceeds with a driver shot, at a desired height.

More specifically, after the user changes the shape of the band body part 100 in the third state to the fourth state, after seating the golf ball B in the groove 400 for a tee shot, After hitting the ball B, the band body 100 can be changed from the fourth state to the third state and then changed to the second state to carry the golf ball liner 1000.

As described above, the present invention has been described with reference to the embodiments shown in the drawings, but this is only for explaining the present invention, and those skilled in the art to which the present invention belongs may make various modifications or equivalents from the detailed description of the present invention. It will be appreciated that one embodiment is possible. Therefore, the true scope of the present invention should be determined by the technical spirit of the claims.

1000: golf ball liner
B: golf ball
100: band body
110: magnetic body
120: fastening guide groove
200: marking unit
210: first marking groove
220: 2nd marking groove
300: identification unit
310: groove for identification marker
400: groove for tee shot
500: anti-slip part

Claims (10)

Band body portion 100 composed of a flexible material so as to surround the wrist in the first state and to surround the outer circumferential surface of the golf ball (B) in the second state; and
In the second state, a marking portion 200 provided to penetrate the band body portion 100 so that the user can draw a guide line of a predetermined shape on the surface of the golf ball (B); includes,
The band body portion 100,
Golf ball liner, characterized in that it further comprises; magnetic material 110 formed at both ends of the band body portion 100 to achieve a fourth state that assists in separating the golf ball (B) from the ground. . According to claim 1,
The band body portion 100,
It is composed of one or more materials selected from a material having elastic restoring force and a metal material, and is formed in a third state forming a band shape,
The golf ball liner characterized in that it is formed to be deformable from the first state or the second state to the third state and from the third state to the first state or the second state by an external force. According to claim 1,
The marking part 200,
At least one first marking groove 210 penetrating the band body portion 100 in the thickness direction and formed by cutting a predetermined length in a straight line along the longitudinal direction of the band body portion 100; golf ball liner. According to claim 3,
The marking part 200,
It is formed adjacent to the end of the first marking groove 210, and at least one or more second marking grooves 220 formed in an extension direction perpendicular to the extension direction of the first marking groove 210; further comprising A golf ball liner, characterized in that. According to claim 1,
The golf ball liner 1000,
A golf ball liner comprising a; groove 400 for a tee shot concavely formed in the longitudinal center of the band body 100 to seat and support the golf ball B. delete According to claim 1,
The band body portion 100,
At least one fastening guide groove 120 formed on the lower surface of the band body 100 to be coupled to the magnetic body 110 and spaced a predetermined distance from both ends of the band body 100; A golf ball liner, characterized in that it further comprises. According to claim 1,
The fourth state,
A golf ball liner, characterized in that both ends of the band body portion 100 are provided to maintain a rolled-up structure while maintaining a predetermined curvature toward the center of the band body portion 100. According to claim 1,
The golf ball liner 1000,
In the second state, the inner circumferential surface in contact with the golf ball (B) is disposed at a predetermined interval along the longitudinal direction of the band body portion 100 to minimize slipping of the golf ball on the inner circumferential surface in the second state A golf ball liner comprising a plurality of anti-slip parts (500). According to claim 1,
The golf ball liner 1000,
An identification unit 300 formed by perforating the band body portion 100 while retaining at least one shape selected from among circular, elliptical, polygonal, character, symbol, and numeric shapes; includes,
The identification unit 300,
A golf ball liner comprising at least one groove 310 for identification markers formed so as to have different shapes when formed in plurality.

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