JP2020078370A - Head device for golf putter - Google Patents

Abstract

To provide a golf putter head in which the position of the center of gravity is adjustable.SOLUTION: The golf putter head 10 includes: a face part 12 that has a flat surface; and a cavity part 14 that is provided on the reverse face side of the face part 12 and that has an adjustment mechanism of the center of gravity. The cavity part 14 comprises: a toe part 16 that is installed on the tip side of the reverse face; a heel part 18 that is installed on the base end side of the reverse face; a screw rod part 22 that extends from the toe part 16 to the heel part 18 and that is rotatable by the turning of a tool hole 23 provided in the head; and a weight part 20 that is screwed onto the screw rod part 22 and that is movable to the tip side or the base end side by turning.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a golf putter head device.

  Conventionally, in golf competitions, putting using a putter is performed on the green. As a technique related to the present invention, for example, in Patent Document 1, a putter capable of changing a lie angle of a shaft with respect to a putter head and a mounting position of the shaft with respect to the putter head, and a head main body having a cylindrical shape, A shaft for a putter head is provided in the head main body, which includes a cylindrical core that can be housed in the head main body, a shaft whose tip is connected to the core, and a face plate connected to the head main body. Disclosed is a putter characterized in that a notch for changing a lie angle of the shaft and a mounting position of the shaft with respect to the putter head is formed, and the shaft is connected to the core through the notch. There is.

JP, 2008-86226, A

  Since the position of the center of gravity is one point when performing putting using a putter, it is desirable that the position of the center of gravity can be searched for and adjusted according to the user.

  An object of the present invention is to provide a golf putter head device capable of adjusting the center of gravity.

  A golf putter head device according to the present invention includes a face portion having a flat surface, and a cavity portion provided on a back surface side of the face portion and having a gravity center adjusting mechanism, the cavity portion being the back surface. Of the toe portion provided on the tip side of the toe, a heel portion provided on the base end side of the back surface, and a toe portion extending from the toe portion to the heel portion and rotatable by rotating a tool hole provided on the head portion And a weight portion that is screwed onto the screw rod portion and is movable to the tip end side or the base end side by the rotation.

  Further, in the golf putter head device according to the present invention, the face portion has a guide groove on the back surface for guiding the weight portion, and the weight portion projects so as to be guided by the guide groove. It is preferable to have a protruding portion that does.

  Further, in the golf putter head device according to the present invention, the cavity portion further has a central portion provided between the toe portion and the heel portion, and the screw rod portion extends from the toe portion to the central portion. A first rod portion that extends over the first portion, and a second rod portion that is provided independently of the first rod portion and extends over the central portion from the heel portion, and the weight portion includes the first rod portion. A first weight portion that is screwed to the rod portion and that moves in response to rotation of the first rod portion; and a second weight portion that is screwed to the second rod portion and that moves in response to rotation of the second rod portion. It is preferable to include.

  According to the present invention, the position of the center of gravity can be adjusted.

It is a figure showing the head device for golf putters of a first embodiment concerning the present invention. It is a figure showing the head device for golf putters of a second embodiment concerning the present invention. It is a figure which shows the head device for golf putters of 3rd embodiment which concerns on this invention.

  Embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. In the following, similar elements are denoted by the same reference symbols in all the drawings, and redundant description will be omitted. Further, in the description in the text, the reference numerals described before are used as necessary.

  FIG. 1 is a view showing a golf putter head device 10. The golf putter head device 10 is a device that can freely change the center of gravity of the golf putter. The golf putter head device 10 includes a face portion 12 and a cavity portion 14.

  The face portion 12 has a flat surface and is configured to include a hitting surface of a golf ball. The face portion 12 is a plate-shaped member having a predetermined thickness. The face portion 12 may be made of a material having appropriate strength, and may be made of, for example, metal (soft iron, cast iron, aluminum, copper alloy) or the like.

  On the heel side of the face portion 12, the shaft portion 8 extending upward from the upper surface portion is provided. A grip portion for the user to grip is provided at the tip of the shaft portion 8.

  A guide groove 24 is formed on the back surface opposite to the front surface (striking surface) of the face portion 12 from the toe portion 16 to the heel portion 18 of the cavity portion 14 described later.

  The cavity portion 14 includes a toe portion 16, a heel portion 18, a weight portion 20, and a screw rod portion 22. The toe portion 16 is a member having a substantially quadrangular prism shape, and is provided on the toe side (tip side) of the back surface of the face portion 12 in a state of being fixed so as to stand upright with respect to the back surface. The toe portion 16 may be made of a material having appropriate strength, and may be made of, for example, metal (soft iron, cast iron, aluminum, copper alloy) or the like. Although the toe portion 16 is fixed by the screw portion 13 as shown in FIG. 1, it can be removed from the face portion 12 by turning the screw portion 13. As a result, it is possible to replace and install the weight portion 20 having a changed weight.

  The heel portion 18 is a member having a substantially quadrangular prism shape, and is provided on the back surface of the face portion 12 on the heel side (base end side) in a fixed state so as to stand upright with respect to the back surface. The toe portion 16 and the heel portion 18 are formed with holes for the screw rod portion 22 to idle. The heel portion 18 may be made of a material having appropriate strength, and may be made of, for example, metal (soft iron, cast iron, aluminum, copper alloy) or the like.

  The screw rod portion 22 is a screw member that extends from the toe portion 16 to the heel portion 18 and is rotatable by rotating a tool hole 23 provided in the head portion. Here, the tool hole 23 is described as being rotated by using a plus driver, but of course, a minus driver may be used. It may be made of a material having appropriate strength, and may be made of, for example, metal (soft iron, cast iron, aluminum, copper alloy) or the like.

  As described above, the toe portion 16 and the heel portion 18 are provided with holes for the screw rod portion 22 to idle, and the screw rod portion 22 is detached from the toe portion 16 and the heel portion 18 so as not to come off. A prevention mechanism is provided. For example, the head portion and the bottom portion on the side opposite to the head portion have a convex shape, and a ring fixed to the toe portion 16 and the heel portion 18 can be used to prevent the head portion from coming off.

  The weight portion 20 is a substantially quadrangular prism-shaped member that is screwed into the screw rod portion 22 and is movable to the toe portion 16 side or the heel portion 18 side by rotation of the screw rod portion 22. On the face portion 12 side of the weight portion 20, there is a protrusion portion 26 that protrudes so as to be guided by the guide groove 24 of the face portion 12. It may be made of a material having appropriate strength, and may be made of, for example, metal (soft iron, cast iron, aluminum, copper alloy) or the like.

  Next, the operation of the golf putter head device 10 having the above structure will be described. A user who plays golf putts on a green or the like using a golf putter. At this time, the center of gravity position and the center of gravity distance are important points.

  For example, it is considered that a longer center of gravity distance is more appropriate when the user puts on a shallow stance where the head moves in an arc when making a stroke. It is considered that a shorter center-of-gravity distance is preferable when the user is putting in a deep posture.

  Of course, since the height and hand length of each user and the inclination of the body when putting are different, it is preferable that the center of gravity can be freely adjusted according to the user to find the optimum position.

  According to the golf putter head device 10 and the like according to the embodiment of the present invention, the screw rod portion 22 is rotated by turning the tool hole 23 using a plus driver or a minus driver.

  In response to this rotation, the weight portion 20 also tries to rotate, but since the protrusion portion 26 of the weight portion 20 is guided by the guide groove 24 of the face portion 12, the rotation of the weight portion 20 itself is restricted, and the weight portion 20 is restricted. 20 moves to the toe portion 16 or heel portion 18 side, and when the rotation direction of the tool hole 23 is turned in the opposite direction, the weight portion 20 also moves to the opposite side.

  In this way, the position of the weight portion 20 can be freely changed by adjusting the rotation of the tool hole 23. Therefore, the user performs a putting test while changing the weight portion 20, and determines the optimum position for the user himself. It has a remarkable effect that it can be searched and set.

  Next, a golf putter head device 10a according to an embodiment of the present invention will be described. FIG. 2 is a diagram showing a golf putter head device 10a. The golf putter head device 10a is a device that can freely change the center of gravity of the golf putter. The golf putter head device 10 includes a face portion 12a and a cavity portion 14a.

  The face portion 12a is a plate-like member having a flat surface, including the striking surface of the golf ball, and having a predetermined thickness, and has substantially the same configuration as the face portion 12; Only explained.

  Unlike the face portion 12, the back surface of the face portion 12a is flat without the guide groove 24. A toe portion 16 is provided on the toe (tip) side of the face portion 12a, and a heel portion 18 is provided on the heel (base end) side of the face portion 12a.

  Unlike the weight portion 20 of the face portion 12, the weight portion 20a does not have the protrusion 26, and the entire flat surface is in contact with the back surface of the face portion 12a. Therefore, when the tool bar 23 is rotated using a Phillips screwdriver or the like to rotate the screw rod portion 22, the weight portion 20a moves while rubbing against the back surface of the face portion 12. As shown in FIG. 2, the toe portion 16 is fixed by the screw portion 13a, but it can be removed from the face portion 12 by turning the screw portion 13a. As a result, it is possible to replace and install the weight portion 20a having a changed weight.

  Next, the operation of the golf putter head device 10a having the above structure will be described. As described above, when the user performs putting using a golf putter on the green or the like, the center of gravity position and the center of gravity distance are important points.

  According to the golf putter head device 10a and the like, the screw rod portion 22 is rotated by turning the tool hole 23 using a plus driver or a minus driver.

  In response to this rotation, the weight portion 20a also tries to rotate, but since the side surface of the weight portion 20a and the back surface of the face portion 12a are in contact with each other, the rotation of the weight portion 20a itself is restricted, and the weight portion 20a moves. When the toe portion 16 or the heel portion 18 is moved and the rotation direction of the tool hole 23 is turned in the opposite direction, the weight portion 20a is also moved to the opposite side.

  Therefore, even in the golf putter head device 10a, the position of the weight portion 20a can be freely changed by adjusting the rotation of the tool hole 23. Therefore, the user can perform a putting test while changing the position of the weight portion 20a. By doing so, the remarkable effect that the user can search for and set the optimum position is achieved.

  Next, a golf putter head device 10b according to an embodiment of the present invention will be described. FIG. 3 is a diagram showing a golf putter head device 10b. The golf putter head device 10b is a device that can freely change the center of gravity of the golf putter. The golf putter head device 10 includes a face portion 12b and a cavity portion 14b.

  The face portion 12b is a plate-like member having a flat surface, including the striking surface of the golf ball, and having a predetermined thickness, and has substantially the same configuration as the face portion 12a. Only explained.

  Like the face portion 12b, the back surface of the face portion 12b is flat without the guide groove 24. A toe portion 16 is provided on the toe (tip) side of the face portion 12b, and a heel portion 18 is provided on the heel (base end) side of the face portion 12b.

  The cavity portion 14b, unlike the cavity portions 14 and 14a, further has a central portion 17 provided between the toe portion 16 and the heel portion 18. The central portion has substantially the same structure as the toe portion 16 and the heel portion 18, and is fixed to the back surface of the face portion 12b.

  The screw rod portion 22C includes a first rod portion 22A and a second rod portion 22B. The first rod portion 22A extends from the toe portion 16 to the central portion 17, and has a structure that is substantially the same as the screw rod portion 22. The second rod portion 20B is provided independently of the first rod portion 22A, extends from the heel portion 18 to the central portion 17, and has substantially the same structure as the screw rod portion 22.

  Although the toe portion 16 is fixed by the screw portion 13b as shown in FIG. 3, it can be removed from the face portion 12 by turning the screw portion 13b. As a result, it is possible to replace and install the weight 20B whose weight is changed.

  Although the heel portion 18 is fixed by the screw portion 13c, it can be removed from the face portion 12 by turning the screw portion 13c. As a result, it is possible to replace and install the weight portion 20A whose weight has been changed.

  The weight portion 20C includes a first weight portion 20A and a second weight portion 20B. The first weight portion 20A has a function of being screwed into the first rod portion 22A and moving according to the rotation of the first rod portion 22A. Unlike the weight portion 20 of the face portion 12, the first weight portion 20A does not have the protrusion portion 26, and the flat surface is entirely in contact with the back surface of the face portion 12b. The first weight portion 20A has substantially the same structure as the weight portion 20.

  Therefore, when the first rod portion 22A is rotated by turning the tool hole 23A using a Phillips screwdriver or the like, the first weight portion 20A moves while rubbing against the back surface of the face portion 12b.

  The second weight portion 20B has a function of being screwed into the second rod portion 22B and moving according to the rotation of the second rod portion 22B. Unlike the weight portion 20 of the face portion 12, the second weight portion 20B does not have the protruding portion 26, and the entire flat surface is in contact with the back surface of the face portion 12b.

  The first weight portion 20A has substantially the same structure as the weight portion 20. Therefore, when the second rod portion 22B is rotated by turning the tool hole 23B using a Phillips screwdriver or the like, the second weight portion 20B moves while rubbing against the back surface of the face portion 12b.

  Next, the operation of the golf putter head device 10b having the above structure will be described. As described above, when the user performs putting using a golf putter on the green or the like, the center of gravity position and the center of gravity distance are important points.

  According to the golf putter head device 10b and the like, the first rod portion 22A is rotated by turning the tool hole 23A using a plus driver or a minus driver, and the second rod portion 22B is turned by turning the tool hole 23B. Rotate.

  According to these rotations, the first weight portion 20A and the second weight portion 20B also try to rotate, but the side surfaces of the first weight portion 20A and the second weight portion 20B are in contact with the back surface of the face portion 12a. Therefore, the rotation of the first weight portion 20A and the second weight portion 20B itself is restricted, the first weight portion 20A and the second weight portion 20B move toward the toe portion 16 or the heel portion 18, and the tool holes 23A and 23B. When the rotation direction of is rotated in the opposite direction, the first weight portion 20A and the second weight portion 20B also move to the opposite side.

  Therefore, also in the golf putter head device 10b, the positions of the first weight portion 20A and the second weight portion 20B can be freely changed by adjusting the rotation of the tool holes 23A and 23B, and thus the user can change the positions of the first weight portion 20A and the second weight portion 20B. There is a remarkable effect that the putting test can be performed while changing the positions of the weight portion 20A and the second weight portion 20B to find and set the optimum position for the user himself.

  In the golf putter head devices 10a, 10b, 10c, the weights of the weight portions 20, 20a, 20A, 20B can be appropriately adjusted by connecting different members with screws.

8 shaft part, 10, 10a, 10b head device for golf putter, 12, 12a, 12b face part, 14, 14a, 14b cavity part, 16 toe part, 17 center part, 18 heel part, 20, 20a, 20C weight part , 20A first weight portion, 20B second rod portion, 22, 22C screw rod portion, 22A first rod portion, 22B second rod portion, 23, 23A, 23B tool hole, 24 guide groove, 26 protrusion portion.

A golf putter head device according to the present invention includes a face portion having a flat surface, and a cavity portion provided on a back surface side of the face portion and having a gravity center adjusting mechanism, the cavity portion being the back surface. A toe portion provided on the tip side of the toe fixed to the face portion using a screw member, a heel portion provided on the base end side of the back surface, and extending from the toe portion to the heel portion, a threaded rod portion rotatable by a tool hole is turned provided screwed on the threaded rod portion, have a, and a weight portion which is movable in the distal side or the proximal side by the rotation The toe portion has a structure that can be detached from the face portion by loosening the screw member in order to screw a weight portion having a weight different from that of the weight portion to the screw rod portion .

Claims (3)

A face portion having a flat surface,
A cavity portion provided on the back side of the face portion and having a gravity center adjusting mechanism,
Equipped with
The cavity is
A toe portion provided on the tip side of the back surface,
A heel portion provided on the base end side of the back surface,
A screw rod portion extending from the toe portion to the heel portion and rotatable by turning a tool hole provided in the head portion;
A weight portion that is screwed into the screw rod portion and is movable to the tip end side or the base end side by the rotation,
A head device for a golf putter, comprising: The golf putter head device according to claim 1,
The face portion has a guide groove on the back surface for guiding the weight portion,
The golf putter head device, wherein the weight portion has a protrusion protruding so as to be guided by the guide groove. The golf putter head device according to claim 1 or 2,
The cavity is
Further having a central portion provided between the toe portion and the heel portion,
The screw rod portion extends from the toe portion to the central portion, and a second rod portion is provided independently of the first rod portion and extends from the heel portion to the central portion. Including and
The weight portion is screwed to the first rod portion and moves according to the rotation of the first rod portion, and the weight portion is screwed to the second rod portion and is rotated according to the rotation of the second rod portion. A golf putter head device, comprising: a second weight portion that moves in a horizontal direction.

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