JP3144247U - Golf club head having exchange structure for adjusting bounce angle - Google Patents

Abstract

A golf club head capable of arbitrarily adjusting and changing a sole design, a balance weight structure, and a bounce angle is provided.
A golf club head includes a face portion, a sole replacement block, and a fixing portion. The sole replacement block is fixed to a surface on which the face portion is arranged and one side is aligned with an edge of the bottom surface of the face portion. Form the sole. The fixing part provides a screwing and fixing pin system, and the center of the club head is adjusted and corrected by fixing the sole replacement block to the face placement surface and replacing the sole replacement block. The bounce angle and scoop angle are adjusted by using sole replacement blocks of different types.
[Selection] Figure 2C

Description

  The present invention relates to a golf club head, and more particularly to a golf club head in which a sole portion and a face portion are individually manufactured so that the sole portion can be quickly replaced.

  In the prior art, all types of golf club heads are designed such that the shape, structure and angle of the sole of the same type of club are fixed. When a user hits a ball on a ground having different inclination angles, such as a 30 ° ground and a 45 ° ground, the sole may collide with the ground and the ball may not be hit.

FIG. 1 shows a wedge as an example. In a known golf club head, a loft angle (Loft) c formed by a wedge hosel 10 and a face surface of the head 11, a scoop angle a formed by a sole 12 of the head and a horizontal line, The bounce angle (bounce angle) b is already well adjusted before shipping.
However, in addition to the swing posture, force, and other conditions that vary from person to person, the wedges are primarily used to launch golf balls from hazards such as bunkers and roughs. Different club heads are designed based on factors such as the person's body shape, terrain gradient, and angle change.
Also, various types of outer sole and balance weight adjustment structure are designed inside or on the surface of the club head, and various bounce angles (Bounce Angle) are formed according to the hitting habits of the user. The center of gravity of the club is adjusted using the structure.

However, the prior art has the following inevitable drawbacks.
(1) Currently, there are many types of golf club head products such as pitching wedge (PW), sand wedge (SW), and the like.
Since many of these club heads are integrally molded, the shape and arrangement of the head sole 12 that supports the main center of gravity are fixed, and there is no choice but to make fine adjustments using a balance weight adjustment structure.
If the club head sole is worn out due to excessive use of the club head or improper use by the user, the outer shape is depressed and the center of gravity is displaced, the balance weight adjusting structure does not work.
(2) Since the outer shape and arrangement position of the sole are fixed at the time of manufacturing each club head, the bounce angle and the scoop angle cannot be adjusted depending on the user's habits and preferences.

  The present invention has been made in view of the above points. Problems to be solved by the present invention are that a golf club head sole design, a balance weight structure, and a bounce angle can be arbitrarily adjusted and changed. A golf club head is provided.

  In order to solve the above structural problem, a technical means provided in the present invention is to disclose a golf club head having an exchange structure for adjusting a bounce angle. The golf club head includes a face portion, a sole replacement block, and a fixing portion. The face portion has two surfaces having a relatively large area, one is a hitting surface, and the other is an arrangement surface located on the back side of the hitting surface. The sole replacement block has a bonding surface and a sole arranged at the front and back positions, the bonding surface faces the arrangement surface of the face portion, is bonded to the arrangement surface, and one side is an edge of the bottom surface of the face portion. To fit exactly. The sole of the sole replacement block and the bottom surface of the face portion form a continuous curve, forming a horizontal line and a bounce angle. The fixing portion is used for fixing the sole replacement block to the arrangement surface of the face portion.

  In the golf club head having the bounce angle adjustment replacement structure disclosed in the present invention, the fixing portion fixes the sole replacement block to the face portion by a screwing or fixing pin method.

  In the golf club head having the bounce angle adjustment replacement structure disclosed in the present invention, a balance weight element is further disposed on the sole replacement block. This balance weight element is a nut, and is screwed and fixed to the sole position of the sole replacement block with a screw. Alternatively, the balance weight element is a balance weight block, and a groove corresponding to the shape of the balance weight block is provided on the bonding surface of the sole replacement block, and the balance weight block is fitted therein. Alternatively, the balance weight element is a nut, a screw hole is provided on the bonding surface of the sole replacement block, and the nut is fixed in the screw hole with a screw. Further, the entire sole replacement block may be a balance weight block.

  A golf club head having a bounce angle adjustment exchange structure disclosed in the present invention is a wedge club head. Wedge types include pitching wedges (PW), sand wedges (SW), all-purpose wedges, and lob wedges.

  In the golf club head having the bounce angle adjustment exchange structure disclosed in the present invention, the bounce angle of the pitching wedge is between 5 degrees and 7 degrees, and the bounce angle of the sand wedge (SW) is between 10 degrees and 12 degrees. The bounce angle of the all-purpose wedge is between 0 degrees and 5 degrees, and the bounce angle of the lob wedge is between 3 degrees and 4 degrees.

The present invention has the following effects that cannot be achieved by the prior art.
(1) The user can arbitrarily replace the sole replacement block in various shapes and positions. Based on the hitting technique and customs of the individual user, the bounce angle of the club head (Bounce Angle), scoop angle ( Scoop Angle) adjusts the center of gravity of the club to achieve the most comfortable hitting angle that best fits the hitter.
(2) By exchanging with sole replacement blocks of various shapes, different bounce angles and scoop angles can be generated, which not only can be adapted to the habits of the hitter, but also changes to different slopes and angles Can be applied to rough at different depths.
(3) If the entire sole portion of the club, that is, the disposed sole replacement block is damaged, the sole replacement block can be replaced directly, and there is no need to repair the club or purchase a new club, and repair and purchase the club. Cost can be reduced.

  For a better understanding of the purpose, structural features and functions of the present invention, the following detailed description is made with reference to the related embodiments and drawings.

2A, 2B, and 2C are an exploded view, an assembled view, and a schematic cross-sectional view of the first embodiment of the present invention.
The golf club head disclosed in the present invention is suitable for various types of club heads such as woods, irons, putters, and wedges.

The wedge club head is divided into two parts. One is a face portion 21 and the other is a first sole replacement block 22.
The first sole replacement block 22 is fixed to the face portion 21 via a fixing portion.

The face part 21 is connected to the hosel 10 of the wedge, has a relatively large area, and has two faces at the front and back positions.
One is a hitting surface 211, and one is a placement surface 212.
The hitting surface 211 forms a loft angle c (Loft) with the hosel 10 and is disposed on an upward surface.
The arrangement surface 212 is arranged on a surface on the back side of the hitting surface 211, but the inclination angle is not limited.

The first sole replacement block 22 has a bonding surface 221 and a sole 222.
As shown in FIG. 2A, the bonding surface 221 and the sole 222 are in the front and back positions.
The bonding surface 221 is bonded to the arrangement surface 212 side of the face portion 21, and one side of the bonding surface 221 fits the edge of the bottom surface 213 of the face portion 21.

As shown in FIG. 2B, the sole 222 of the first sole replacement block 22 has an arc shape.
The outer line extends to the edge of the bottom surface 213 of the face portion 21, is connected to the bottom surface 213 of the face portion 21, and forms a curve up to the position of the leading edge of the face portion 21.
This curve forms a horizontal line and a bounce angle.

The fixing portion fixes the first sole replacement block 22 to the arrangement surface 212 of the face portion 21.
The fixing method most often seen is screwing.
As shown in FIG. 2C, the fixing portion is a screw 23.
Screw holes are provided in the face portion 21 from the arrangement surface 212, and perforations penetrating the sole 222 and the bonding surface 221 are provided in the first sole replacement block 22.
When the first sole replacement block 22 is bonded to the arrangement surface 212, the opening of the bonding surface 221 with the perforation fits exactly with the opening of the arrangement surface 212 with the screw hole, and the perforation and the screw hole are the same. On the axis.
Further, the hosel 10 is used to pass through the perforations, and screwed into the screw holes to fix the first sole replacement block 22 to the face portion 21.
Similarly, the fixing portion may be a pin, and the first sole replacement block 22 may be fixed to the arrangement surface 212 of the face portion 21 by a fixing pin method, which will not be described in detail here.

In this embodiment, the types of wedges include a pitching wedge (PW), a sand wedge (SW), an all-purpose wedge, and a lob wedge.
The hitting surface 211 forms various loft angles with the hosel 10 based on the type of wedge. For example, the loft angle of a pitching wedge (PW) is about 46 degrees, the loft angle of a sand wedge (SW) is about 56 degrees, and the loft angle of an all-purpose wedge (All-purpose Wedge) is about 51 degrees. It is.

  Similarly, the bounce angle may be varied depending on the wedge type. The bounce angle of the pitching wedge (PW) is between 5 degrees and 7 degrees, the bounce angle of the sand wedge (SW) is between 10 degrees and 12 degrees, and the all-purpose wedge (All-purpose Wedge) The bounce angle is between 0 degrees and 5 degrees, and the bounce angle of the Lob Wedge is between 3 degrees and 4 degrees.

Further, the material of the face portion 21 and the first sole replacement block 22 is made of iron, niobium, chromium, aluminum, copper, manganese, cobalt, zirconium, titanium, vanadium, tantalum, silver, nickel and tungsten, and the metal. Alloys such as titanium alloy, stainless steel, carbon steel, low carbon steel, alloy steel, low alloy steel, maraging steel, cast iron, structural steel, aluminum alloy, magnesium alloy, copper alloy can be used.
In order to increase the elasticity of the structure, the first sole replacement block 22 can be made of a material such as tungsten, iron, nickel and rubber.
In addition, the entire first sole replacement block 22 can be designed as a balance weight block, that is, the entire first sole replacement block 22 can be designed as a replaceable balance weight block.

  FIG. 3 is a schematic structural view of a second embodiment of the present invention. As a part different from the first embodiment, the second sole replacement block 32 of the second embodiment and the first sole replacement block 22 of the first embodiment are different in shape and structure, but the constituent materials can be the same. .

Referring to FIG. 2B simultaneously, when comparing the first sole replacement block 22 and the second sole replacement block 32, the radians of the sole 322 of the second sole replacement block 322 is greater than the radians of the sole 222 of the first sole replacement block 22. Is also small.
Since a relatively smooth and flat curve is formed, the arrangement position of the second sole replacement block 32 is shifted from the sole 222 of the first sole replacement block 22 as compared with the sole 222 of the first sole replacement block 22. If the hosel 10 is not inclined, the sole 322 of the second sole replacement block 32 cannot intersect the horizontal line, so that the generated scoop angle a2 and bounce angle b2 are equal to the sole 222 of the first sole replacement block 22 and the horizontal line. Is different from the scoop angle a1 and the bounce angle b1.
The center of gravity of the club head is different, and the effect of adjusting the center of gravity, scoop angle, and bounce angle of the club can be achieved by replacing the first sole replacement block 22.

4A and 4B are schematic structural views of a third embodiment of the present invention.
The difference from the first embodiment is that a balance weight element is additionally designed at a position close to the sole 422 of the third sole replacement block 42.

In this embodiment, the balance weight element is a nut 44 and is fixed to the third sole replacement block using a screw 43.
First, a screw hole 45 having two different hole diameters is provided in a deep portion and a shallow portion in the sole of the third sole replacement block 42. The small hole diameter in the deep portion matches the diameter of the shaft of the screw 43, and the large hole diameter in the shallow portion matches the outer diameter of the nut 44.
At the time of adjustment, the nut 44 is screwed into the shaft of the screw 43 in advance, and further screwed into the screw hole 45 by the screw 43, and the nut 44 is fixed in the screw hole 45.

  FIG. 5 is a schematic structural diagram of a fourth embodiment of the present invention. The difference from the third embodiment is that the balance weight element is a balance weight block.

A groove 523 is provided on the bonding surface 521 of the fourth sole replacement block 52 so as not to interfere with the fixing portion.
The shape of the groove 523 corresponds to the balance weight block 53, and the balance weight block 53 is fitted therein to form the balance weight effect.

6A and 6B are schematic structural views of the fifth embodiment of the present invention.
Although the balance weight element is a nut, the place different from the third embodiment is that the arrangement position of the nut is different.

In this embodiment, the balance weight element is a nut 64 and is fixed to the fifth sole replacement block 62 using a screw 63.
First, screw holes 65 having two different hole diameters are provided on the bonding surface 621 of the fifth sole replacement block 62 at a deep place and a shallow place.
The small hole diameter in the deep portion matches the diameter of the shaft of the screw 63, and the large hole diameter in the shallow portion matches the outer diameter of the nut 64.
At the time of adjustment, the nut 64 is screwed into the shaft of the screw 63 in advance, and further screwed into the screw hole 65 with the screw 63, and the nut 64 is fixed in the screw hole 65.

  In the present invention, the comparatively excellent embodiments have been disclosed as described above, but are not intended to limit the present invention, and equivalent changes and modifications implemented by those skilled in the art without departing from the spirit and scope of the present invention. Is within the scope of protection of the rights of the present invention.

It is a structure schematic diagram of a prior art. 1 is a schematic exploded view of a structure of a first embodiment of the present invention. 1 is a structural assembly schematic diagram of a first embodiment of the present invention. 1 is a schematic structural cross-sectional view of a first embodiment of the present invention. It is an assembly outline figure of the 2nd example of the present invention. It is a structure decomposition | disassembly outline | summary figure of 3rd Example of this invention. It is a structure assembly outline figure of the 3rd example of the present invention. It is an assembly outline figure of the 4th example of the present invention. It is a structure decomposition | disassembly outline | summary figure of 5th Example of this invention. It is a structural assembly schematic diagram of 5th Example of this invention.

Explanation of symbols

a, a1, a2 scoop angle b, b1, b2 bounce angle c loft angle 10 hosel 11 club head 12 head sole 21 face portion 211 hitting surface 212 placement surface 213 bottom surface 22 first sole replacement block 221 bonding surface 222 sole 23 screw 32 Second Sole Replacement Block 322 Sole 42 Third Sole Replacement Block 422 Sole 43 Screw 44 Nut 45 Screw Hole 52 Fourth Sole Replacement Block 521 Bonding Surface 523 Groove 53 Balance Weight Block 62 Fifth Sole Replacement Block 621 Bonding Surface 63 Screw 64 Nut 65 Screw hole

Claims (20)

A face portion having a ball striking surface and an arrangement surface located on the back side of the ball striking surface;
A bonding surface and a sole arranged at positions on the front and back sides, the bonding surface being bonded to the arrangement surface, and one side exactly fitting to an edge of a bottom surface of the face portion, and a bottom surface of the sole and the face portion Forming a curved line, and a sole replacement block in which the curved line and a horizontal line form a bounce angle,
A fixing portion for fixing the sole replacement block to the arrangement surface of the face portion;
A golf club head having an exchange structure for adjusting a bounce angle.   The golf club head having a bounce angle adjustment replacement structure according to claim 1, wherein the fixing portion is a screw, and the sole replacement block is screwed into the face portion.   2. The golf club head having a bounce angle adjustment replacement structure according to claim 1, wherein the fixing portion is a pin, and the sole replacement block is fixed to the face portion by a fixing pin method.   The golf club head having an exchange structure for bounce angle adjustment according to claim 1, wherein the sole replacement block further includes a balance weight element.   5. The golf club head having a bounce angle adjustment replacement structure according to claim 4, wherein the balance weight element is a nut and is screwed and fixed to the sole of the sole replacement block with a screw.   The bounce angle adjustment replacement according to claim 4, wherein the balance weight element is a nut, a screw hole is provided in the bonding surface of the sole replacement block, and the nut is screwed and fixed to the screw hole with a screw. A golf club head having a structure.   5. The golf club head having a bounce angle adjustment replacement structure according to claim 4, wherein a groove is provided in the sole replacement block from the bonding surface, and the balance weight element is a balance weight block fitted into the groove.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 1, wherein the sole replacement block is a balance weight block.   2. A golf club head having an exchange structure for adjusting a bounce angle according to claim 1, wherein the golf club head is a wedge club head.   The golf club head having an exchange structure for bounce angle adjustment according to claim 9, wherein the wedge is a pitching wedge (PW).   The golf club head having an exchange structure for adjusting a bounce angle according to claim 10, wherein the bounce angle is between 5 degrees and 7 degrees.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 9, wherein the wedge is a sand wedge (SW).   The golf club head having an exchange structure for adjusting a bounce angle according to claim 12, wherein the bounce angle is between 10 degrees and 12 degrees.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 9, wherein the wedge is an all-purpose wedge.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 14, wherein the bounce angle is between 0 degree and 5 degrees.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 9, wherein the wedge is a lob wedge.   The golf club head having an exchange structure for adjusting a bounce angle according to claim 16, wherein the bounce angle is between 3 degrees and 4 degrees.   2. The bounce angle adjustment according to claim 1, wherein the material of the sole replacement block is selected from the group consisting of iron, niobium, chromium, aluminum, copper, manganese, cobalt, zirconium, titanium, vanadium, tantalum, silver, nickel, and tungsten. Golf club head having an exchange structure.   The golf club head having a bounce angle adjustment replacement structure according to claim 1, wherein the sole replacement block is made of tungsten, iron, nickel, and rubber.   2. The bounce angle adjustment according to claim 1, wherein the material of the face portion is selected from the group consisting of iron, niobium, chromium, aluminum, copper, manganese, cobalt, zirconium, titanium, vanadium, tantalum, silver, nickel, and tungsten. A golf club head having an exchange structure.

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