JP2006223678A - Vibration absorption structure of golf club shaft - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vibration absorbing structure of a golf club shaft with which an effect of vibration absorption and comfortable feeling of gripping are relatively increased. <P>SOLUTION: The structure consists of a shaft and light vibration absorption material. The shaft is provided with a tube peripheral wall and an internal space, one end of the shaft is used to be connected with a head, and the other end of the shaft is used to be connected with a grip. The light vibration absorption material is housed inside of the internal space of the shaft and formed so as to be pasted to the tube peripheral wall at least partially. Thus, vibration of a hit ball generated from the head and transmitted upward to the shaft can be absorbed, impeded and isolated. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a vibration absorbing structure for a golf club shaft, and more particularly to a vibration absorbing structure for a golf club shaft that can absorb and block the vibration of a hit ball by installing a light vibration absorbing material inside the shaft. Is.

As shown in FIG. 13, the conventional golf club shaft structure includes a shaft 10, a head 20, and a grip 30. The shaft 10 is formed in a long tubular shape, and one end of the shaft 10 is used for coupling with the head 20, and the other end of the shaft 10 is used for coupling with the grip 30. The shaft 10 is made of a material having a high elastic deformation coefficient (C.OR.), and is formed so as to be wound and overlapped with, for example, a plurality of carbon fiber-impregnated fabrics. It is formed to have flexibility. The head 20 is used to hit a golf ball. Some grips 30 are designed to be used by a user to hold by hand (see, for example, Patent Documents 1, 2, 3, and 4).
US Patent No. 3,313,541 US Patent No. 4,023,801 US Patent No. 4,135,035 US Patent No. 5,437,450

  In the structure of the conventional golf club shaft as described above, the vibration of the hit ball generated from the head 20 at the time of hitting is formed so as to be transmitted to the grip 30 through the shaft 10. In the process in which the vibration of the hit ball is transmitted upward, the head 20, the shaft 10 and the grip 30 absorb the vibration of a part of the hit ball which is transmitted upward in order, but the vibration of the other part of the hit ball which is not absorbed passes through the grip 30. It is transmitted to the user's hand. As a result, if the user hits the ball for a long time and holds the grip 30 with his hand and continues to receive the vibration of the hit ball, not only the hand is likely to be uncomfortable or numb but also the accuracy of the hit ball May be affected, and the user may be injured. Therefore, the structure of the conventional golf club shaft as described above must be further improved.

  The present invention has been invented in view of such problems, and the object of the invention is to provide a light vibration absorber appropriately in the internal space of the shaft, and to prevent hitting balls generated from the head by the light vibration absorber. It is an object of the present invention to provide a vibration absorbing structure for a golf club shaft that can absorb vibrations and can reliably increase the vibration absorbing effect and the comfort of gripping.

  The first object of the present invention is to provide at least one light vibration absorber appropriately inside the shaft, so that the vibration of the hit ball generated from the head can be absorbed and blocked. An object of the present invention is to provide a vibration absorbing structure for a golf club shaft that can increase the comfort of gripping.

  The second object of the present invention is to provide various types of light vibration absorbers inside the shaft, thereby providing different resistance coefficients and absorbing the vibration of the hit ball generated from the head. An object of the present invention is to provide a golf club shaft vibration absorbing structure capable of increasing the vibration absorbing effect and the comfortable feeling of gripping.

  A third object of the present invention is to provide one light vibration absorber in the shaft, the light vibration absorber has a hollow portion, and a plurality of protruding points or By forming a plurality of concave points, it is possible to absorb and disperse the vibration of the hit ball generated from the head, so that the vibration absorption effect of the golf club shaft and the vibration absorption of the golf club shaft can be increased. It is intended to provide a structure.

  A fourth object of the present invention is that at least one light vibration absorbing material is provided inside the shaft, and the light vibration absorbing material is formed with a plurality of contact peripheral wall surfaces and a plurality of cushion recesses. Since a multistage vibration absorption structure is formed, an object of the present invention is to provide a vibration absorption structure for a golf club shaft that can increase the vibration absorption effect and the comfortable feeling of gripping.

  A fifth object of the present invention is that a plurality of light vibration absorbers are provided inside the shaft, and a partition member is interposed between each two adjacent light vibration absorbers. Since a multistage vibration absorption structure is formed, it is an object of the present invention to provide a vibration absorption structure for a golf club shaft that can increase the vibration absorption effect and the comfort of gripping.

In order to achieve the above object, a vibration absorbing structure for a golf club shaft according to the present invention is as follows. That is,
Consists of a shaft and light vibration absorber. The shaft is provided with a tube peripheral wall and an internal space, and one end of the shaft is used for coupling with the head, and the other end of the shaft is used for coupling with the grip. The light vibration absorbing material is housed inside the inner space of the shaft, and is formed so as to be at least partially adhered to the peripheral wall of the tube. Can absorb and block vibration.

  In the vibration absorbing structure for a golf club shaft according to the present invention, the light vibration absorbing material may be made of a foamed synthetic material. Further, the light vibration absorbing material may be made of rubber, thermoplastic elastic body, polyurethane, nylon, polypropylene, ABS resin, polyethylene terephthalate, polyvinyl chloride, or a polymer vibration absorbing material. The light vibration absorbing material can also be formed directly in the interior space of the shaft by injection molding. In addition, the light vibration absorber can be formed inside the entire internal space of the shaft. In addition, a hollow portion can be formed in the light vibration absorber. In addition, light vibration absorbers are housed in the hollow parts of light vibration absorbers, and by selecting that the light vibration absorbers are made of different materials, the effect of combined vibration absorption with different resistance coefficients is provided. You can also In addition, a light vibration absorber is accommodated in the hollow portion of the light vibration absorber, and the light vibration absorber is made of the same material having different densities, so that composite vibrations with different resistance coefficients can be obtained. Absorption effects can also be provided. In addition, by forming a plurality of other protruding points on the inner peripheral wall surface of the hollow portion of the light vibration absorber, it is possible to provide a vibration absorption effect that disperses the vibration of the hit ball. In addition, by forming a plurality of other concave points on the inner peripheral wall surface of the hollow portion of the light vibration absorber, it is possible to provide a vibration absorption effect that disperses the vibration of the hit ball. Further, by forming ripples and screw patterns having irregularities on the inner peripheral wall surface of the hollow portion of the light vibration absorber, it is possible to provide a vibration absorption effect that disperses the vibration of the hit ball. The light vibration absorbers are alternately arranged on the outer peripheral wall surface to form a plurality of contact peripheral wall surfaces and a plurality of cushion recesses. The contact peripheral wall surfaces abut the shaft peripheral wall of the shaft and transmit the shaft. It is also used to absorb the vibration of the hit ball, and the cushion recess is used to partition each contact peripheral wall surface, so that the contact peripheral wall surface can be formed in a multistage vibration absorption structure. In addition, the light vibration absorber can be molded into a columnar unit in advance, and then fitted into the inner space of the shaft, and further fixed with an adhesive. Further, the columnar unit of the light vibration absorber can be formed at least in the internal space of the shaft that approaches the head side. In addition, by simultaneously fitting columnar units using various types of light vibration absorbers, it is possible to provide a combined vibration absorption effect with different resistance coefficients. The columnar unit of the light vibration absorber can be made of different materials. The columnar unit of the light vibration absorber can be made of the same material having different densities. In addition, a columnar unit using a plurality of light vibration absorbers is fitted at the same time, and each adjacent two light vibration absorbers are separated from each other by a partition member, thereby providing a multi-stage type. A composite vibration absorption structure can also be formed.

  The golf club shaft vibration absorbing structure according to the present invention includes a shaft and a plurality of light vibration absorbing materials. The shaft is provided with a pipe peripheral wall and an internal space. By accommodating the light vibration absorbing material in the interior space of the shaft, it is also possible to absorb and block the vibration of the hit ball generated from the head by the light vibration absorbing material and transmitted upward to the shaft.

  Furthermore, the vibration absorbing structure of the golf club shaft according to the present invention can be partitioned so as to have a one-step distance between a plurality of light vibration absorbing materials. In addition, a plurality of light vibration absorbers may be formed so as to contact each other. Further, the plurality of light vibration absorbers can be fixed inside the internal space of the shaft by an adhesive. In addition, a hollow portion can be formed in the light vibration absorber.

  According to the vibration absorbing structure for a golf club shaft of the present invention, at least one light vibration absorbing material is appropriately provided inside the shaft, so that the vibration of the hit ball generated from the head can be absorbed and blocked. There is an advantage that the vibration absorption effect and the comfortable feeling of gripping can be increased.

  According to the vibration absorbing structure for a golf club shaft of the present invention, various types of light vibration absorbing materials are provided inside the shaft, thereby providing different coefficients of resistance to absorb the vibration of the hit ball generated from the head. Therefore, there is an advantage that the vibration absorption effect and the comfortable feeling of gripping can be increased.

  According to the golf club shaft vibration absorbing structure of the present invention, one light vibration absorbing material is provided inside the shaft, the light vibration absorbing material is formed with a hollow portion, and a plurality of inner wall surfaces of the hollow portion are formed on the inner peripheral wall surface. By forming a single protruding point or a plurality of concave points, it is possible to absorb and disperse the vibration of the hit ball generated from the head, so that the effect of vibration absorption and the comfortable feeling of gripping can be increased. There are advantages.

  According to the golf club shaft vibration absorbing structure of the present invention, at least one light vibration absorbing material is provided inside the shaft, and the light vibration absorbing material has a plurality of contact peripheral wall surfaces and a plurality of cushion recesses. By being formed, a multistage vibration absorption structure is formed, so that there is an advantage that the vibration absorption effect and the comfortable feeling of gripping can be increased.

  According to the golf club shaft vibration absorbing structure of the present invention, a plurality of light vibration absorbing materials are provided inside the shaft, and a partition member is interposed between each two adjacent light vibration absorbing materials. As a result, a multistage vibration absorption structure is formed, and therefore there is an advantage that the vibration absorption effect and the comfortable feeling of gripping can be increased.

  Embodiments of the present invention will be described below with reference to the drawings.

  Referring to FIGS. 1 and 2, the golf club shaft vibration absorbing structure according to the first embodiment of the present invention includes a shaft 10, a head 20, a grip 30, and a light vibration absorbing material 40. The shaft 10 is formed in a long tubular shape, and one end of the shaft 10 is used for coupling with the head 20, and the other end of the head 20 is used for coupling with the grip 30. The shaft 10 is provided with a pipe peripheral wall 11 and an internal space 12. The tube peripheral wall 11 is made of a material having a high elastic deformation coefficient (COR), so that the shaft 10 itself is formed to have a high degree of flexibility. For example, the shaft 10 is preferably formed so as to be overlapped by being wound from a plurality of layers of carbon fiber impregnated woven fabric, or formed so as to be integrally formed of a suitable metal or alloy material. The internal space 12 is used to accommodate the light vibration absorber 40. The head 20 can be selected from a conventional iron type head, wood type head or putter type head structure, and the head 20 is used for hitting a golf ball. The grip 30 is made of an elastic material such as rubber, and can be swung or puttered by being used for gripping with a user's hand.

  1 and 2, the light vibration absorber 40 of the first embodiment of the present invention is preferably made of foaming synthetic resin, and can be selected from other resin materials such as rubber. , Thermo-plastic elastomer, Polyurethane (PU), Nylon, Polypropylene, ABS resin (acrylonitrile-butadiene-styrene), Polyethylene terephthalate (PET, polyethylene terephthalate) ), Polyvinyl chloride or other polymeric vibration absorbing materials. The light vibration absorber 40 is preferably formed directly in the interior space 12 of the entire shaft 10 by injection molding.

  Referring to FIGS. 1 and 2 again, when a golf ball is hit using the golf club shaft of the present invention, when the head 20 hits a golf ball, vibration of the hit ball occurs at the same time. The vibration of the hit ball of the head 20 is transmitted upward through the shaft 10. In the process in which the vibration of the hit ball is transmitted upward, the vibration of the hit ball transmitted upward can be absorbed by the head 20 and the pipe peripheral wall 11 of the shaft 10, and at the same time, the vibration of the remaining hit ball by the light vibration absorber 40. Can be absorbed effectively. Thereby, it is possible to effectively avoid the vibration of the hit ball being transmitted to the grip 30. In addition, it is possible for a user who hits a ball for a long time to avoid discomfort and numbness even if the grip 30 is held by hand. Can reduce the probability of injury.

  Referring to FIG. 3, a vibration absorbing structure for a golf club shaft according to a second embodiment of the present invention is posted. Compared with the first embodiment, the light vibration absorber 40 in the second embodiment further includes the hollow portion 41, thereby providing a relatively large degree of freedom in adjusting vibration absorption.

  Referring to FIG. 4, a vibration absorbing structure for a golf club shaft according to a third embodiment of the present invention is posted. Compared with Example 1, also in Example 3, the light vibration absorber 40 is further provided with a hollow portion 41, thereby providing a relatively large degree of freedom in adjusting vibration absorption. For example, another light vibration absorber 40 'is accommodated in the hollow portion 41, and the light vibration absorber 40' is made of different materials or made of the same material having different densities. Thus, it is possible to provide a combined vibration absorption effect with different resistance coefficients.

  Referring to FIG. 5, a golf club shaft vibration absorbing structure according to a fourth embodiment of the present invention is posted. Compared with Example 1, also in Example 4, the light vibration absorber 40 is further provided with a hollow portion 41, thereby providing a relatively large degree of freedom in adjusting vibration absorption. Vibration absorption that disperses the vibration of the hit ball by forming either a plurality of projecting points 411 or a plurality of concave points (not shown) on the inner peripheral wall surface of the hollow portion 41 of the light vibration absorber 40. Can provide the effect.

  Referring to FIG. 6, a golf club shaft vibration absorbing structure according to a fifth embodiment of the present invention is posted. Compared with Example 1, also in Example 5, the light vibration absorber 40 is further provided with a hollow portion 41, thereby providing a relatively large degree of freedom in adjusting vibration absorption. It is possible to provide a vibration absorption effect that disperses the vibration of the hit ball by forming either a ripple or a screw pattern having unevenness on the inner peripheral wall surface of the hollow portion 41 ′ of the light vibration absorber 40. it can.

  Referring to FIG. 7, a vibration absorbing structure for a golf club shaft according to a sixth embodiment of the present invention is posted. Compared to the first embodiment, in the sixth embodiment, the light vibration absorbers 40 are alternately arranged on the outer peripheral wall surface to form a plurality of contact peripheral wall surfaces 42 and a plurality of cushion recesses 43. The light vibration absorber 40 can contact the pipe peripheral wall 11 of the shaft 10 through the contact peripheral wall 42 and can absorb the vibration of the hit ball transmitted by the shaft 10. The cushion recess 43 is used to partition each contact peripheral wall 42, so that the contact peripheral wall 42 is formed in a multistage vibration absorption structure.

  Referring to FIG. 8, a vibration absorbing structure for a golf club shaft according to a seventh embodiment of the present invention is posted. Compared with Example 1, in Example 7, the light vibration absorber 40 is molded in advance into a columnar unit, and then fitted into the inner space 12 of the shaft 10 and further fixed at an appropriate position by an adhesive. can do. The columnar unit of the light vibration absorber 40 is formed at least in the internal space 12 of the shaft 10 that approaches the head 20 side, so that the ball 10 immediately hits the ball at the initial stage of receiving the vibration of the ball of the head 20. Can absorb the vibration.

  Referring to FIG. 9, there is posted a vibration absorbing structure for a golf club shaft according to an eighth embodiment of the present invention. Compared with Example 1, also in Example 8, after the light vibration absorber 40 is molded into a columnar unit in advance, it is inserted into the internal space 12 of the shaft 10 and further fixed at an appropriate position with an adhesive. can do. The columnar unit of the light vibration absorber 40 is formed at least in the internal space 12 of the shaft 10 that approaches the head 20 side, so that the ball 10 immediately hits the ball at the initial stage of receiving the vibration of the ball of the head 20. Can absorb the vibration. In the present embodiment, a columnar unit using a plurality of light vibration absorbers 40a, 40b, 40c, 40d, and 40e can be simultaneously fitted, and light vibration absorbers 40a, 40b, 40c, 40d, The columnar unit of 40e is made of different materials, or is made of the same material having different densities, so that it is possible to provide a combined vibration absorption effect with different resistance coefficients. Light vibration absorbers 40c, 40d, 40a, 40b, and 40c having low, low, medium, high, medium, and low (or high, medium, low, medium, and high) resistance coefficients are arranged on the shaft 10 from bottom to top. (Or 40a, 40b, 40c, 40b, 40a).

  Referring to FIG. 10, a vibration absorbing structure for a golf club shaft according to a ninth embodiment of the present invention is posted. Compared with Example 1, also in Example 9, the light vibration absorber 40 is molded in advance into a columnar unit, and then fitted into the interior space 12 of the shaft 10 and further fixed in an appropriate position by an adhesive. can do. The columnar unit of the light vibration absorber 40 is formed at least in the internal space 12 that approaches the head 20 side of the shaft 10, so that the ball 10 immediately hits the ball at the initial stage when the shaft 10 seizes the vibration of the ball hitting the head 20. Can absorb the vibration. Also in this embodiment, a columnar unit using a plurality of light vibration absorbers 40a, 40b, 40c, 40d, and 40e can be simultaneously fitted, and light vibration absorbers 40a, 40b, 40c, The columnar unit of 40d and 40e may be made of different materials, or may be made of the same material having different densities, thereby providing a combined vibration absorption effect with different resistance coefficients. it can. Light vibration absorbers 40e, 40d, 40c, 40b, 40a (or 40a, 40b, 40c, 40a, 40a, 40a, 40a, 40a, 40a, 40a, 40b, 40a having a low resistance coefficient so that the shaft 10 is arranged from the bottom to the top. 40d, 40e). Alternatively, a suitable combined vibration absorption effect can be provided by different arrangements.

  Referring to FIG. 11, a golf club shaft vibration absorbing structure according to a tenth embodiment of the present invention is posted. Compared with Example 7, also in Example 10, a plurality of light vibration absorbers 40a, 40b, and 40c are used in the same manner, and are made of different materials or have different densities. Made of the same material. A plurality of light vibration absorbers 40a, 40b, and 40c are partitioned so as to have a one-step distance from each other, and are further fixed inside the internal space 12 of the shaft 10 by an adhesive (not shown).

  Referring to FIG. 12, a golf club shaft vibration absorbing structure of Example 11 of the present invention is posted. Compared with Example 7, also in Example 11, a plurality of light vibration absorbers 40a, 40b, and 40c are used in the same manner, and they are made of different materials or have different densities. Made of the same material. In the eleventh embodiment of the present invention, each adjacent two light vibration absorbers 40a, 40b, and 40c are partitioned from each other by partition members 50, thereby forming a multi-stage compound vibration absorption structure. . Also, the columnar unit of each of the light vibration absorbers 40a, 40b, 40c can be appropriately provided by selecting different vibration absorption structures as shown in FIGS. 3 to 7, for example, the hollow portion 41 is formed. Or by forming a protruding point 411 on the inner peripheral wall surface of the hollow portion 41 to disperse the vibration of the hit ball. Therefore, it can help to increase the vibration absorption effect.

  As described above, according to the structure of the conventional golf club shaft shown in FIG. 13, the shaft 10 can only absorb the vibration of the hit ball transmitted upward from the head 20 by the tube peripheral wall 11 itself. According to the golf club shaft vibration absorbing structure of the present invention shown in FIG. 1, the light vibration absorbing material 40 is accommodated in the inner space 12 of the shaft 10 so that the vibration of the hit ball generated from the head 20 can be effectively prevented. Since it can absorb, the effect of vibration absorption and the comfortable feeling of gripping can be relatively increased.

  The present invention may be implemented in other ways without departing from the spirit and essential characteristics thereof. Accordingly, the preferred embodiments described herein are illustrative and not limiting.

1 is an exploded perspective view and a local sectional view showing an assembled state of a vibration absorbing structure for a golf club shaft according to a first embodiment of the present invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 1 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 2 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 3 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 4 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 5 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 6 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 7 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 8 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 9 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 10 of this invention. It is sectional drawing of the local part in the vibration absorption structure of the golf club shaft of Example 11 of this invention. It is the disassembled perspective view and local sectional view which show the assembled state in the vibration absorption structure of the conventional golf club shaft.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Shaft 11 Pipe surrounding wall 12 Internal space 20 Head 30 Grip 40 Light vibration absorber 40 'Light vibration absorber 40a Light vibration absorber 40b Light vibration absorber 40c Light vibration absorber 40d Light vibration absorber 40e Light vibration absorber 41 Hollow Part 41 'Hollow part 411 Protrusion point 42 Contact peripheral wall surface 43 Cushion recessed part 50 Partition member

Claims (23)

  A golf club shaft vibration absorbing structure including a shaft (10) and a light vibration absorbing material (40). The shaft (10) is provided with a pipe peripheral wall (11) and an internal space (12). One end of 10) is used for coupling with the head (20), and the other end of the shaft (10) is used for coupling with the grip (30), and the light vibration absorber (40) is coupled with the shaft (10). Of the inner space (12) and at least partially formed so as to adhere to the pipe peripheral wall (11), the light vibration absorber (40) generates the head (30), and further the shaft. (10) A vibration absorbing structure for a golf club shaft, which can absorb and block vibration of a hit ball transmitted upward.   The golf club shaft vibration absorbing structure according to claim 1, wherein the light vibration absorbing material (40) is made of a foamed synthetic material.   The golf club according to claim 1, wherein the light vibration absorbing material (40) is made of rubber, thermoplastic elastic body, polyurethane, nylon, polypropylene, ABS resin, polyethylene terephthalate, polyvinyl chloride, or a polymer vibration absorbing material. Shaft vibration absorption structure.   The golf club shaft vibration absorbing structure according to claim 1, wherein the light vibration absorbing material (40) is directly formed in the inner space (12) of the shaft (10) by injection molding.   The golf club shaft vibration absorbing structure according to claim 1, wherein the light vibration absorbing material (40) is formed in an entire internal space (12) of the shaft (10).   2. The golf club shaft vibration absorbing structure according to claim 1, wherein a hollow portion (41) is formed in the light vibration absorbing material (40).   The light vibration absorber (40 ′) is accommodated in the hollow portion (41) of the light vibration absorber (40), and the light vibration absorber (40 ′) is made of different materials. 7. The vibration absorbing structure for a golf club shaft according to claim 6, wherein an effect of composite vibration absorption by a coefficient of resistance is provided.   The light vibration absorber (40 ') is accommodated in the hollow portion (41) of the light vibration absorber (40), and the light vibration absorber (40') is made of the same material having different densities. 7. The vibration absorbing structure for a golf club shaft according to claim 6, wherein an effect of combined vibration absorption by different resistance coefficients is provided.   Providing a vibration absorption effect that disperses the vibration of the hit ball by forming a plurality of protruding points (411) on the inner peripheral wall surface of the hollow portion (41) of the light vibration absorber (40). The vibration absorbing structure for a golf club shaft according to claim 6.   A plurality of other concave points are formed on the inner peripheral wall surface of the hollow portion (41) of the light vibration absorbing material (40), thereby providing a vibration absorption effect that disperses the vibration of the hit ball. The vibration absorbing structure for a golf club shaft according to claim 6.   Providing a vibration absorption effect that disperses the vibration of the hit ball by forming ripples and screw ripples having irregularities on the inner peripheral wall surface of the hollow portion (41 ′) of the light vibration absorber (40). The vibration absorbing structure for a golf club shaft according to claim 6.   The light vibration absorber (40) is alternately arranged on the outer peripheral wall surface to form a plurality of contact peripheral wall surfaces (42) and a plurality of cushion recesses (43). ) Is used to absorb the vibration of the hit ball transmitted by the shaft (10), and the cushion recess (43) is used to partition each contact peripheral wall (42). The golf club shaft vibration absorbing structure according to claim 1, wherein the contact peripheral wall surface (42) is formed in a multistage vibration absorbing structure.   The light vibration absorber (40) is molded into a columnar unit in advance, and then fitted into the internal space (12) of the shaft (10), and further fixed with an adhesive. Golf club shaft vibration absorption structure.   14. The golf club according to claim 13, wherein the columnar unit of the light vibration absorber (40) is formed at least in an internal space (12) approaching the head (20) side of the shaft (10). Shaft vibration absorption structure.   14. The golf according to claim 13, wherein a composite vibration absorbing effect by different resistance coefficients is provided by simultaneously fitting a columnar unit using various kinds of light vibration absorbing materials (40). Vibration absorption structure of club shaft.   16. The golf club shaft vibration absorbing structure according to claim 15, wherein the columnar unit of the light vibration absorbing material (40) is made of a different material.   16. The golf club shaft vibration absorbing structure according to claim 15, wherein the columnar unit of the light vibration absorbing material (40) is made of the same material having different densities.   A columnar unit using a plurality of light vibration absorbers (40) is fitted at the same time, and the space between each two adjacent light vibration absorbers (40) is divided by a partition member (50). 14. The golf club shaft vibration absorbing structure according to claim 13, wherein a multi-stage compound vibration absorbing structure is formed.   A golf club shaft vibration absorbing structure comprising a shaft (10) and a plurality of light vibration absorbing materials (40a, 40b, 40c, 40d, 40e). The shaft (10) includes a pipe peripheral wall (11) and An internal space (12) is provided, and the light vibration absorbers (40a, 40b, 40c, 40d, 40e) are accommodated in the internal space (12) of the shaft (10), so that the light vibration absorbers (40a , 40b, 40c, 40d, 40e) can absorb and block the vibration of the hit ball generated from the head (30) and transmitted upward to the shaft (10).   20. The vibration absorption of a golf club shaft according to claim 19, wherein the plurality of light vibration absorbers (40a, 40b, 40c, 40d, 40e) are partitioned so as to have a one-step distance from each other. Construction.   20. The golf club shaft vibration absorbing structure according to claim 19, wherein the plurality of light vibration absorbing materials (40a, 40b, 40c, 40d, 40e) are formed so as to contact each other.   20. The golf club according to claim 19, wherein the plurality of light vibration absorbers (40a, 40b, 40c, 40d, 40e) are fixed inside the internal space (12) of the shaft (10) by an adhesive. Shaft vibration absorption structure.   20. The golf club shaft vibration absorbing structure according to claim 19, further comprising a hollow portion (41) formed in the light vibration absorbing material (40a, 40b, 40c, 40d, 40e).

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