JPH0745254Y2 - Putter practice equipment - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a putter practice tool used when practicing a putter.

[0002]

2. Description of the Related Art As a putter training tool of this type, it has been proposed that a golf ball has flanges of the same diameter attached to both ends thereof. In this putter practice tool, the outer diameters of both ends of the flange portion are formed to be the same.

[0003]

However, although the above putter practice tools have been known to move linearly, the golf ball or its simulated ball is housed in the housing body and is hit inside the housing when hit with a putter. There was a problem that the golf ball was slightly deviated. In addition, it is not suitable for practicing slices and hooks because it aims to roll in a straight line.

An object of the present invention is to provide a putter training tool capable of holding a golf ball or a simulated ball thereof in a housing body and rolling it on a slice or a hook line. Another object of the present invention is to provide a putter training tool capable of securely holding a golf ball or its simulated ball.

[0005]

According to a first aspect of the present invention, a support shaft is provided on both sides of a golf ball or a simulated ball thereof so that a line connecting the support shafts passes through the center of the simulated ball. On the other hand, the gist is that flanges with different diameters are provided on the left and right. A second invention is characterized in that a golf ball or a simulated ball thereof is housed in a housing body having circular flanges for beating on both ends.

[0006]

In the first invention, when practicing a putter in golf, the putter practice tool is placed on the ground as it is and applied with the putter. Then, the golf ball rolls while slicing and hooking with the smaller diameter side of the flange portion as the inner ring.
In the second invention, when practicing a putter in golf, a golf ball or a simulated ball thereof is housed in a housing portion, and a putter training tool is put on the ground as it is and hit with a putter.
Then, the golf ball rolls while slicing or hooking with the smaller diameter side of the flange portion as the inner ring.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment embodying the present invention will be described below with reference to FIGS. First Embodiment Support shafts 3 are integrally formed with the golf ball 1 at both ends of the golf ball 1 that are located 180 ° opposite to each other, and the center lines of the support shafts 3 at both ends are the rotation axis of the golf ball 1. positioned. A large wheel 2a and a small wheel 2b as a flange portion 2 having a diameter larger than that of the golf ball 1 are integrally fixed to the tip end portion of each support shaft 3. The large wheel 2a and the small wheel 2b
The ground contact surface is formed to have a curved surface with a predetermined radius of curvature so that it can easily roll.

When using the putter training tool, the putter training tool is placed on the ground and applied with the putter 6 as shown in FIG. Then, as indicated by the chain double-dashed line, the golf ball 1 rolls while slicing with the small wheel 2b as the inner ring. Therefore, when practicing a golf putter assuming slices and hooks, the small wheel 2b is placed on the right side when practicing the slice, and the small wheel 2b is placed on the left side when practicing the hook, and the putter 6 is hit. .

Next, a second embodiment will be described with reference to FIGS. (Second embodiment) Roller 4 as the main body of the accommodating portion in the putter training tool
Is formed into a cylindrical shape, and the outer shape thereof is a truncated cone shape so that the inner diameter of the left end portion is larger than that of the right end portion.

The inner diameter of the left end portion of the roller 4 is larger than the diameter of the golf ball 1, and the inner diameter of the right end portion thereof is smaller than the diameter of the golf ball 1. Around the both ends of the roller 4, annular projections 5 are formed as flange portions 2 in the circumferential direction so as to roll easily, and the peripheral edges of the projections 5 are provided with curved surfaces having a predetermined radius of curvature. There is. The golf ball 1 is press-fitted and fitted around the center of the inside of the roller 4, so that the golf ball 1 can be inserted and removed from the large diameter portion side of the left end portion of the roller 4.

When using this putter training tool, the golf ball 1 is press-fitted from the left end of the roller 4 and fitted therein, and placed on the ground as shown in FIG. Then, as indicated by the chain double-dashed line, the golf ball 1 rolls while slicing with the inner diameter of the right end portion of the roller 4 being the inner diameter side. Therefore, when practicing a putter assuming slices and hooks, place the small inner diameter side of the roller 4 on the right side when practicing the slice, and place the small inner diameter side of the roller 4 on the left side when practicing the hook. Hit with a putter 6.
Further, since the roller 4 is formed in a truncated cone shape, it can be press-fitted into any ready-made golf ball 1 and can be fitted securely,
Even if the roller 4 rolls, the golf ball 1 does not easily come off from the inside of the roller 4.

Next, a third embodiment will be described with reference to FIGS. The same components as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. (Third Embodiment) The housing main body is composed of a pair of cases 12 and 13 each having a slightly larger diameter than the golf ball 1 and formed in a bowl shape. A large wheel 2 as a flange portion 2 having a different diameter is provided on the tops of the cases 12 and 13 via a support shaft 3.
a and a small wheel 2b are provided.

An engagement portion 8 is provided on the inner surface of the peripheral edge of the opening of one case 13 so as to project. A locking step portion 9 that can be engaged with the engaging portion 8 is formed in the opening of the other case 12. In addition, the peripheral edges of the opening of the case 12 are 180 degrees apart from each other.
On the opposite side, a pair of elastic engagement pieces 7 are integrally formed. An engagement protrusion 10 is provided on the inner surface of the engagement piece 7. The engaging projection 1 is provided on the outer surface of the tip of the other case 12.
A recess 11 is formed which can engage with each other.

When using this putter practice tool, the golf ball 1 is placed in either case with both cases 12, 13 separated, and both cases 12, 1,
3 are abutted against each other. Then, the engagement piece 7 is engaged with the recess 11 of the other case 13 by its elasticity, and the cases 12 and 13 are integrated. Therefore, any ready-made golf ball 1 can be reliably accommodated in the case.

Next, a fourth embodiment will be described with reference to FIGS. The same components as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. (Fourth embodiment) The housing main body is supported by a shaft 17 rotatably up and down with respect to the outer ring 14 integrally formed on the large wheel 2a and the small wheel 2b and the inner side of the outer ring 14. It is composed of an inner ring 15.

The inner ring 15 is formed to have a smaller diameter than that of the outer ring 14 so that the inner ring 15 and the outer ring 14 can be overlapped with each other, and as shown in FIG.
Can be held at a position orthogonal to each other by the frictional force acting between them. A sandwiching member 16 made of a rubber material is attached to the upper and lower inner peripheral surfaces of the inner ring 15, so that the golf ball 1
It is possible to sandwich. When using this putter practice tool, the inner ring 15 is rotated to a position where it overlaps the outer ring 14, and the golf ball 1 is press-fitted between the sandwiching members 16 of the inner ring 15. Then, the inner ring 15 is rotated to a position orthogonal to the outer ring 14. This overlapping state is maintained because the rings 14 and 15 are frictionally engaged with each other.

Therefore, in this embodiment, since the golf ball 1 can be seen directly, the ball line can be clearly caught. Next, FIG. 11 and FIG. 12 regarding the fifth embodiment.
Follow the instructions below. (Fifth Embodiment) In this embodiment, as shown in FIG. 11, a male screw 18 is formed at the tip of a support shaft 3 projecting from the golf ball 1, and a female screw 19 is formed at the center of the flange portion 2. Is formed,
It is detachably screwed. FIG. 12 shows a modified example,
A male screw 18 is formed at the tip of the support shaft 3 projecting from the flange portion 2, and a female screw 19 is formed inside the golf ball 1 so that it can be detachably screwed.

Therefore, in this embodiment, it is possible to practice drawing different loci of slices and hooks by preparing a plurality of sets of flanges 2 having different diameters. Next, a sixth embodiment will be described with reference to FIGS. (Sixth Embodiment) The putter practice tool shown in FIGS. 13 to 15 is composed of a flange portion 2 which is detachable from a cylindrical roller 4. An L-shaped groove 21 is formed on the inner surface of the roller 4. On the other hand, the flange portion 2 is provided with a fitting projection portion 24 which can be fitted into and removed from the roller 4, a projection 20 is formed on the outer periphery thereof, and is engaged with the groove 21 in a detachable manner.

Therefore, in this embodiment, the flange portion 2 is detachable from the support shaft 3 and has a different diameter.
By combining a large number of types, it is possible to freely change the radius of curvature of the rotation trajectory of the golf ball 1 such as a hook or a slice. Next, another embodiment will be described with reference to FIGS. The same components as those in the first to sixth embodiments are designated by the same reference numerals and the description thereof will be omitted.

(Other Embodiments) In FIGS. 16 and 17, an annular concave locking portion 23 as a holding portion is formed on the inner surface of the roller 4 as the housing body. Therefore, when the golf ball 1 is pressed into the roller 4, the golf ball 1 is locked by the concave locking portion 23. Figure 1
8, the flange portion 2 having the same diameter is formed, and the roller 4 holds the golf ball 1 with the same structure as that of the second embodiment.

In FIG. 19, the flange portion 2 having the same diameter is formed, and the cases 12 and 13 as the accommodating portion main body hold the golf ball 1 in the same structure as the third embodiment. In FIG. 20, the flange portion 2 having the same diameter is formed, and the outer ring 14
On the other hand, the support shaft 3 of the flange portion 2 in the modified example of the fourth embodiment is detachably screwed. In FIG. 21, a ridge 5 having the same diameter at both ends is formed on the roller 4, and a projecting locking portion 22 as a holding portion is provided in the roller 4, and
The golf ball 1 is locked into the protruding locking portion 22 by press-fitting the golf ball 1 therein.

Therefore, by providing the roller 4 with a holding portion for holding the golf ball 1, the golf ball 1 is held securely. The present invention is not limited to the above embodiment, but the housing body may be made transparent so that the golf ball 1 inside the housing can be confirmed. That way you can practice putters by catching the ball muscles more accurately. or,
A simulated ball may be used instead of the golf ball 1.

[0023]

As described above in detail, according to the first invention, the golf ball or the simulated ball thereof can be rolled while hooking or slicing in practicing a golf putter. According to the second invention, the golf ball or the simulated ball thereof can be rolled while hooking or slicing when the golf ball or the simulated ball thereof is accommodated in the accommodating portion and the golf putter is practiced. .

[Brief description of drawings]

FIG. 1 is a front view of a putter training tool according to a first embodiment.

FIG. 2 is a side view of the same.

FIG. 3 is also an operation diagram.

FIG. 4 is a front view of a putter training tool according to a second embodiment.

FIG. 5 is a side view of the same.

FIG. 6 is also an operation diagram.

FIG. 7 is a front view of a putter training tool according to a third embodiment.

FIG. 8 is likewise a sectional view taken along line AA.

FIG. 9 is a front view of a putter training tool according to a fourth embodiment.

FIG. 10 is a sectional view taken along line B-B of FIG.

FIG. 11 is a sectional view of a support shaft and wheels of a fifth embodiment.

FIG. 12 is a sectional view of a spindle and wheels of the same.

FIG. 13 is a front view of a putter training tool according to a sixth embodiment.

FIG. 14 is also an operation diagram.

FIG. 15 is a sectional view of the same.

FIG. 16 is a front view of a putter practice tool according to another embodiment.

FIG. 17 is a sectional view of the same.

FIG. 18 is a front view of the same.

FIG. 19 is a front view of the same.

FIG. 20 is a front view of the same.

FIG. 21 is a front view of the same.

[Explanation of symbols]

 1 golf ball, 2 flange parts, 3 support shafts,

Claims (9)

[Scope of utility model registration request] 1. A support shaft is provided on both sides of a golf ball or a simulated ball thereof so that a line connecting the support shafts passes through the center of the simulated ball, and flange portions having different diameters on the left and right sides of the support shaft are provided. A putter practice tool characterized by being provided. 2. The putter training tool according to claim 1, wherein the flange portion is attachable to and detachable from the golf ball or the simulated ball thereof, including only the flange portion or the support shaft. 3. A putter training tool characterized in that a golf ball or a simulated ball thereof is housed in a housing body having circular flanges for beating on both ends. 4. The putter training tool according to claim 3, wherein the flanges have different diameters. 5. The putter training tool according to claim 3, wherein the golf ball or the simulated ball thereof is attachable to and detachable from the housing body. 6. The putter training tool according to claim 3, wherein the accommodating portion main body has a cylindrical shape. 7. The putter training tool according to claim 3, wherein the accommodating portion main body has a truncated cone shape. 8. The putter training tool according to claim 3, wherein the accommodating portion main body has a spherical shape. 9. The putter training tool according to claim 3, wherein the accommodating part main body is configured by rotating double rings with respect to each other.