WO2021201473A1

WO2021201473A1 - Golf putter having adjustable lie angle, loft angle and weight

Info

Publication number: WO2021201473A1
Application number: PCT/KR2021/003414
Authority: WO
Inventors: 한준규
Original assignee: 한준규
Priority date: 2020-03-30
Filing date: 2021-03-19
Publication date: 2021-10-07
Also published as: KR102170188B1

Abstract

The present invention provides a golf putter having an adjustable lie angle, loft angle and weight, comprising: a putter head having a through-hole formed, from the top to the bottom, in one side of a face part that makes contact with a golf ball, and having, at the bottom surface of the one side of the face part at which the through-hole is formed, a weight accommodation groove that forms a concentric circle with the through-hole; a shaft which is coupled to the putter head by means of a neck member provided at the lower end thereof, and which has, at the upper side thereof, a grip part held by the hand of a user; a hosel body coupled to the lower end of the neck member so as to extend downward, and inserted into the through-hole of the putter head; a loft angle adjusting member into which the hosel body is fitted so as to pass through the inside thereof, and which adjusts, according to the engagement direction, the loft angle that is the angle between a vertical line perpendicular to the ground and the face of the head; a lie angle adjusting member which is disposed at the lower end of the loft angle adjusting member while the hosel body is fitted so as to pass through the inside thereof, and which adjusts, according to the engagement direction, the lie angle formed by the ground and the shaft; and a fixing bolt, which is fastened, from the lower side of the putter head, to the hosel body inserted into the through-hole, so as to fix the shaft to be fixed to the putter head, and thus the lie angle, loft angle and weight of the putter head can be selectively adjusted according to preferences.

Description

Golf putter with adjustable lie angle, loft angle and weight

The present invention relates to a golf putter capable of adjusting the lie angle, the loft angle and the weight, and more particularly, the lie angle, the loft angle and the weight of the putter head so that the lie angle, the loft angle and the weight can be selectively adjusted according to the preference. It relates to an adjustable golf putter.

In general, golf putters are known techniques for adjusting the loft angle, the lie angle, and the head weight in a predetermined range, respectively.

In the prior art for adjusting the loft angle, a putter capable of adjusting the loft is disclosed in Korean Utility Model Publication No. 20-2009-0008233 (published on August 17, 2009).

This technology divides the putter head into a fixed part having an insertion hole and a rotating part having an insertion tube to be inserted into the insertion hole, so that the fixing part and the rotating part can be fastened with a fastening screw, and on the other hand, the A plurality of concave grooves are formed on the inner circumferential surface and a slit is formed in the insertion tube, and an elastic ring having a protrusion protruding into the slit is inserted into the inner circumferential surface of the insertion tube, so that the protrusion is selectively concave into the concave groove of the insertion hole It is a technique to adjust the loft angle of the putter by making it possible.

However, the prior art can only adjust the loft angle, it is impossible to adjust the lie angle, and when a slight rotational force is applied to the head of the putter by forming a slit in the insertion tube to adjust the loft angle, the rotating part is a fixed part There is a problem of being separated from and rotating.

As a prior art related to lie angle adjustment, Korean Patent Publication No. 10-1028919 (published on April 12, 2011) discloses a golf club head with an adjustable lie angle and a golf club having the same.

The prior art regarding the lie angle adjustment is to only adjust the lie angle, remove the movement preventing member, release the engagement of the engaging member of the neck from the engaging member of the engaging part to adjust the lie angle, and then tighten the moving member to couple the engaging member to the engaging member This is a technique that maintains the lie angle.

Accordingly, in the prior art regarding the lie angle adjustment, it is impossible to adjust the loft angle, and in order to adjust the lie angle, the movement preventing member must be relaxed and then the movement member must be rotated and moved.

And in the prior art related to weight adjustment of the putter head, there is known Korean Patent Registration No. 10-0732007 (published on June 28, 2007) a putter head for golf capable of weight adjustment, which uses a separately provided weight piece. By providing a golf putter head that can freely adjust the weight of the putter and a weight piece inserted into the putter head, the user can freely adjust the weight of the putter head without changing the appearance of the golf putter. It is a technology that allows you to finely correct errors depending on the grass condition of the player or the user's body condition.

However, the weight adjustable putter can only adjust the weight, there is a problem that the loft angle or the lie angle cannot be adjusted.

As such, the prior art putter can adjust only one of the loft angle, lie angle, and weight, and it is impossible to use all of these in one putter and adjust it if necessary, so the golfer can adjust the lie angle according to the state during the game. , there is an impractical problem in terms of cost or use because it must be provided with a putter having various angles and weights in order to change the loft angle or weight.

The present invention is provided with a replaceable weight and provided with a loft angle adjusting member and a lie angle adjusting member that rotates about the hosel body fixed to the shaft, the weight according to the meshing direction of the loft angle adjusting member and the lie angle adjusting member, Loft angle and lie angle can be adjusted so that it can be easily adjusted with one putter, so you can adjust the lie angle, loft angle and weight according to the user's preference without having multiple putters, so that you can smoothly execute putting It is an object of the present invention to provide a golf putter with adjustable loft angle and weight.

The golf putter capable of adjusting the lie angle, the loft angle and the weight according to the present invention forms a through hole penetrating from top to bottom on one side of the face surface portion in contact with the golf ball, and the bottom surface of one side of the face surface portion in which the through hole is formed. a shaft having a putter head having a weight harvesting groove concentric with the through hole, coupled to the putter head by a neck member provided at the lower end, and having a grip part gripped by a user's hand on the upper side, and the neck; The hosel body coupled to the lower end of the member and extending downwardly, which is inserted into the through hole of the putter head, and the vertical line perpendicular to the ground and the face surface of the head along the mating direction while the hosel body is fitted through the inside A loft angle adjusting member for adjusting the loft angle between the engravings, and a lie angle adjusting member disposed at the lower end of the loft angle adjusting member while the hosel body is inserted through the inside, and adjusting the lie angle formed between the ground and the shaft according to the meshing direction and a fixing bolt which is fastened to the hosel body inserted into the through hole from the lower side of the putter head and fixes the shaft to be fixed to the putter head.

At this time, the hosel body according to the present invention is a connecting body made of a wire and a hollow tube body formed therein, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and the lower end of the connecting body is inserted into the upper end by welding It includes a connector body for connecting.

And the hosel body according to the present invention is a bolt head, a connector having a body extending upwardly from the bolt head and having a thread formed on an outer circumferential surface, and a hollow tube body formed therein, the lower inner circumferential surface of the hollow The screw thread is formed, and the upper end includes a connecting tube body to which the bolt head of the connecting body is coupled by force fitting.

Here, the bolt head of the connector according to the present invention may be formed in a spherical shape or a conical shape.

And by forming a cut-out groove along the length of the bolt head and body of the connector according to the present invention, it is possible to divide the body of the connector into a plurality.

In addition, the hosel body according to the present invention is a connecting body made of a rod, and a hollow tube formed therein, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and a connecting tube body connecting the lower end of the connecting body to the upper end Including, any one of the upper or lower sides of the connector, or both the upper and lower sides of the connector can be connected with a fastening pin penetrating in the horizontal direction.

In addition, the upper end of the loft angle adjusting member according to the present invention may be engaged with the second adjusting groove of the neck member, and the loft angle may be varied according to the meshing direction with the second adjusting groove.

And the lie angle adjusting member according to the present invention has the lower end and the upper end of the loft angle adjusting member fixed in engagement, and the lower end is engaged with the first adjusting groove formed in the through hole of the putter head, and the first adjusting groove and the meshing with the first adjusting groove. The lie angle can be varied according to the direction.

In addition, the golf putter capable of adjusting the lie angle, the loft angle and the weight according to the present invention forms a fastening hole through which the body of the fixing bolt passes in the center, and is replaced and accommodated in a weight harvesting groove formed on the lower side of the putter head. , It includes a weight for selectively adjusting the weight of the putter head.

Effects of the golf putter capable of adjusting the lie angle, the loft angle, and the weight according to the present invention are as follows.

Equipped with a replaceable weight and provided with a loft angle adjusting member and a lie angle adjusting member rotating about the hosel body fixed to the shaft, the weight, loft angle and Since the lie angle can be adjusted, it can be easily adjusted with one putter, thereby having the effect of individually adjusting the lie angle, the loft angle and the weight according to the user's preference without having a plurality of putters.

1 is an exploded perspective view showing a disassembled state of a golf putter according to an embodiment of the present invention.

2 is a cross-sectional view illustrating an exploded state of a golf putter according to an embodiment of the present invention.

3 is an exemplary view showing a coupled state of a golf putter according to an embodiment of the present invention.

4 is an exemplary view showing an example of a hosel body according to an embodiment of the present invention.

5 is an exemplary view showing another example of the hosel body according to an embodiment of the present invention.

6 is an exemplary view showing another example of the hosel body according to an embodiment of the present invention.

7 is an exemplary view showing another example of the hosel body according to an embodiment of the present invention.

8 is an exemplary view illustrating a state in which a loft angle of a golf putter is adjusted according to an embodiment of the present invention.

9 is an exemplary view illustrating a state in which a lie angle of a golf putter is adjusted according to an embodiment of the present invention.

The golf putter capable of adjusting the lie angle, the loft angle and the weight according to the present invention forms a through hole penetrating from top to bottom on one side of the face surface portion in contact with the golf ball, and the bottom surface of one side of the face surface portion in which the through hole is formed. a shaft having a putter head having a weight harvesting groove concentric with the through hole, coupled to the putter head by a neck member provided at the lower end, and having a grip part gripped by a user's hand on the upper side, and the neck; The hosel body coupled to the lower end of the member and extending downwardly, which is inserted into the through hole of the putter head, and the vertical line perpendicular to the ground and the face surface of the head along the mating direction while the hosel body is fitted through the inside A loft angle adjusting member for adjusting the loft angle between the engravings, and a lie angle adjusting member disposed at the lower end of the loft angle adjusting member while the hosel body is inserted through the inside, and adjusting the lie angle formed between the ground and the shaft according to the meshing direction and a fixing bolt fastened to the hosel body inserted into the through hole from the lower side of the putter head and fixing the shaft to be fixed to the putter head, according to the mating direction of the loft angle adjustment member and the lie angle adjustment member Weight, loft angle, and lie angle can be adjusted so that it can be easily adjusted with one putter, so that you can adjust the lie angle, loft angle and weight according to the user's preference without having multiple putters, so that you can putt smoothly It relates to providing a golf putter capable of adjusting the lie angle, the loft angle, and the weight.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to their ordinary or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention, and do not represent all the technical spirit of the present invention, so at the time of the present application, they are equivalent to It should be understood that there may be variations.

The present invention relates to a golf putter capable of adjusting the lie angle, the loft angle, and the weight of a putter head so that the lie angle, the loft angle, and the weight can be selectively adjusted according to preference. .

First, the putter, which is one of the golf clubs, includes a putter head 100 and a shaft 200. The putter head 100 is a part that directly hits a golf ball during putting, and the shaft 200 is a user is a portion for holding the grip portion 210 with both hands and performing the putting operation of the golf ball.

At this time, the lower end of the shaft 200 is connected to one side of the putter head 100 , and the grip part 210 is formed by the user's hand gripping the upper part of the shaft 200 .

Since the grip part 210 extends in a straight line on the upper part of the shaft 200 , it can be assumed that the angle at which the grip part 210 is inclined is the same as the angle of inclination of the shaft 200 .

Here, since the angle between the putter head 100 and the shaft 200 is different depending on the user's hitting habit or physical condition, the angle between the putter head 100 and the shaft 200 (a lie angle and a loft angle) And it is necessary to adjust the weight of the putter head 100 to suit the user. In the putter according to an embodiment of the present invention, the lie angle, the loft angle, and the weight of the putter can be adjusted to the user to solve the above problem. to be selectively adjusted to suit the

A golf putter according to an embodiment of the present invention with reference to FIGS. 1 to 9 includes a putter head 100, a shaft 200, a hosel body 300, a loft angle adjusting member 400, a lie angle adjusting member 500, It includes a weight 600, and a fixing bolt 700. First, the putter head 100 forms a face surface portion 101 in front in contact with a golf ball like a normal putter head, and the face surface portion 101 ) is formed behind a pocket (not shown), and a bumper (not shown) extends from the lower side of the face surface 101 to the rear.

At this time, the pockets and bumpers of the putter head 100 are not limited to any one because the shape and size can be variously applied according to the design conditions of the manufacturer.

And a through hole 102 penetrating from top to bottom is formed on one side of the face surface portion 101 of the putter head 100, and on the bottom surface of one side of the face surface portion 101 in which the through hole 102 is formed. It is preferable to form a weight receiving groove 103 concentric with the through hole 102 .

Here, the through hole 102 is a place where the hosel body 300 is inserted when the shaft 200 is coupled to the putter head 100 later, and the through hole 102 is the hosel body 300 . For easy insertion, it is preferable to have an inner diameter larger than the outer diameter of the hosel body 300, and the weight receiving groove 103 accommodates a weight 600 to correct the weight of the putter head 100. Wherein, the weight receiving groove 103 is preferably formed in a shape corresponding to the shape of the weight 600 .

In addition, the weight 600 accommodated in the weight receiving groove 103 formed on the lower surface of the putter head 100 is preferably composed of a plurality of weights having different weights, respectively, and the weight according to the preference of the putter user. The weight of the putter head 100 is adjusted by replacing any one of a plurality of different weights 600 in the weight receiving groove 103 .

And a first adjustment groove portion 104 is formed on the upper side of the through hole 102 formed on one side of the face surface portion 101 of the putter head 100, and the first adjustment groove portion 104 is the through hole 102 ) formed into a plurality of grooves along the outer periphery, forming a crown-shaped groove portion, and later meshed with the second lower protrusion 502 formed at the lower end of the lie angle adjusting member 500 to adjust the lie angle between the ground and the shaft make it possible

The detailed description will be described again when the lie angle adjusting member 500 is described below.

A shaft 200 is coupled to the putter head 100, and the shaft 200 is provided with a grip portion 210 on its upper side so that the user can grip it by hand through the grip portion 210, A lower side thereof is provided with a neck member 220 , and the shaft 200 is coupled to the putter head 100 by the neck member 220 .

Here, the neck member 220 forms a first coupling part 221 coupled to the lower end of the shaft 200 and a second coupling part 222 coupled to the putter head 100 , the first The coupling part 221 has a cylindrical shape so that the lower end of the shaft 200 is fitted and coupled, and the second coupling part 222 is bent and extended at a corresponding angle downward toward the lower side of the first coupling part 221 . do.

Therefore, as the first coupling part 221 and the second coupling part 222 of the neck member 220 are connected to each other to be bent at a corresponding angle, the second coupling part 222 coupled to the putter head 100. is disposed to be perpendicular to the ground, and the first coupling part 221 coupled to the shaft 200 is inclined at a corresponding angle toward the user based on the vertical line so that the user can easily grip the grip part 210 . make it possible

Here, a second adjustment groove 223 is formed at the lower end of the second coupling portion 222 of the neck member 220 , and the second adjustment groove 223 extends the outer periphery of the lower end of the second coupling portion 222 . Accordingly, it is formed into a plurality of grooves to form a crown-shaped groove, and is later meshed with the first upper protrusion 401 formed on the upper end of the loft angle adjusting member 400, and the vertical line perpendicular to the ground and the face surface of the head Allows you to adjust the loft angle between the inscriptions.

The detailed description will be described again when the loft angle adjusting member 400 is described below.

In addition, the hosel body 300 is coupled to the lower end of the neck member 220, and the hosel body 300 is selectively bent to vary the angle between the putter head 100 and the shaft 200, the It is coupled to the lower end surface of the second coupling part 222 , which is the lower end of the neck member 220 , and extends downward, and is later inserted into the through hole 102 of the putter head 100 .

The hosel body 300 according to an embodiment of the present invention may have various configurations, and will be described in more detail as follows.

Referring to an example of the hosel body 300 according to an embodiment of the present invention with reference to FIG. 3 , the hosel body 300 includes a connector 310 and a connector body 320, the connector ( 310 is made of a wire, and the wire is a single metal wire or one or more wires twisted together. (222) Connect to the bottom.

At this time, it is preferable to form an insertion hole by drilling at the lower end of the second coupling part 222 of the neck member 220, and after inserting the upper side of the connector 310 made of the wire into the insertion hole, the insertion By welding along the inlet of the ball, the upper side of the connector 310 is connected to the lower end of the second coupling part 222 of the neck member 220 .

And the lower side of the connecting body 310 made of a wire is inserted into the upper hollow of the connecting pipe body 320 and then welded along the hollow inlet, and the connecting pipe body 320 is at the lower side of the connecting body 310 . ) to the upper side.

Here, since the connecting body 310 made of the wire has its own elasticity and flexibility, it is easy to adjust the loft angle and lie angle of the putter head 100 by varying the angle between the putter head 100 and the shaft 200 . is bent

In addition, the connecting tube body 320 may be composed of a tube whose upper end is blocked. In this case, an insertion hole is formed by drilling the upper surface of the connecting tube body 320 , and the connecting body 310 is formed in the insertion hole. After inserting the lower side, welding is performed along the inlet of the insertion hole, so that the upper end of the connector body 320 can be connected to the lower side of the connector body 310 .

The connecting body 310 made of a wire has its upper end and lower end respectively connected to the lower end of the second coupling part 222 of the neck member 220 and the upper end of the connecting tube body 320 by welding, so that the hosel body The assembly property of (300) is improved.

And looking at an example of the hosel body 300 according to an embodiment of the present invention with reference to FIG. 4, the hosel body 300 includes a bolt-type connection body 310' and a connection pipe body 320'. However, the connecting body 310 ′ has a spherical bolt head and a thread formed on the outer circumferential surface of the body extending upward from the spherical bolt head.

The body of the connector 310 ′ having a screw thread formed on its outer circumferential surface is fastened to a bolt hole formed at the lower end of the second coupling part 222 of the neck member 220 , so that the connector 310 ′ is the neck member ( It is fixed to the lower end of the second coupling part 222 of 220).

And the connecting tube body 320' is a tube having a hollow inside, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and the spherical bolt head of the connecting body 310' is accommodated in the hollow at the upper end.

At this time, the upper end of the connecting tube body 320' in which the spherical bolt head of the connecting body 310' is accommodated is processed so that the inner diameter of the hollow is reduced toward the center to form a connecting jaw 321, and the connecting jaw 321 is formed. The spherical bolt head of the connecting body 310 ′ intermittently prevents the spherical bolt head from being separated from the upper end of the connecting body 320 ′ by ) can be combined with an interference fit, the assembly of the hosel body 300 is improved, and the loft angle adjustment and lie angle adjustment of the putter head 100 are easily bent.

And by the combination of the connector 310' and the connector body 320', the connector body 320' can rotate at a certain angle with respect to the spherical bolt head of the connector 310', The connecting body 310 ′ can be selectively raised and lowered along the length of the body.

Here, a '+'/'-'-shaped driver groove or a hexagonal wrench groove is formed in the bolt head of the connector 310' for assembly, and the neck member 220 is formed using a screwdriver or hexagonal wrench. ), which is the lower end of the second coupling part 222, is preferably fastened to a bolt hole formed on the lower end surface by screwing and fixed.

In addition, the bolt head of the connecting body 310 ′ can have various shapes, and other examples below are as follows.

Looking at another example of the hosel body 300 according to an embodiment of the present invention with reference to FIG. 5 , the connector 310 ′ has a conical bolt head and a conical bolt head extending upward from the outer circumferential surface of the body. form a thread

And the connecting tube body 320' is a tube having a hollow inside, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and the conical bolt head of the connecting body 310' is accommodated inside the hollow.

At this time, the upper end of the connecting tube body 320' in which the conical bolt head of the connecting body 310' is accommodated is processed so that the inner diameter of the hollow is reduced toward the center to form a connecting jaw 321', and the connecting jaw 321 is formed. ') to control the conical bolt head of the connecting body 310' so as not to depart from the upper end of the connecting body 320', as well as to the conical bolt head of the connecting body 310'. 320 ') can be coupled to the upper end of the force fit, the assembly of the hosel body 300 is improved.

And by the combination of the connecting body 310' and the connecting pipe body 320', the connecting pipe body 320' can rotate at a certain angle based on the conical bolt head of the connecting body 310', The connecting body 310 ′ can be selectively raised and lowered along the length of the body.

Here, the bolt head of the connector 310 forms a thread along the outer circumferential surface of the upper part of the length of the body for assembly, and the middle part that is not fastened to the bolt hole is formed in a hexagonal column shape using a spanner or the like, and the neck It is preferable that the member 220 is fastened to a bolt hole formed on the lower end surface of the second coupling part 222 , which is the lower end of the member 220 by screwing and fixed.

In addition, looking at another example of the hosel body 300 according to an embodiment of the present invention with reference to FIG. 6 , the hosel body 300 includes a connector 310 " and a connector body 320 ". , the connecting body 310 ″ has a hemispherical bolt head and a thread formed on the outer peripheral surface of the body extending upward from the hemispherical bolt head.

The body of the connector 310", which has a thread on its outer circumferential surface, is fastened to a bolt hole formed at the lower end of the second coupling part 222 of the neck member 220, so that the connector 310" is connected to the neck member ( It is fixed to the lower end of the second coupling part 222 of 220).

At this time, the bolt head of the connector 310" is divided into a plurality of bolt heads of the connector 310" by one or more cut-out grooves 311, and the cut-out groove 311 is formed in the bolt head. It is formed to the middle of the length of the extended body, so that the divided body of the connecting body 350 has its own elasticity.

And the connecting tube body 320" is a tube having a hollow inside, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and the bolt head of the connecting body 310" is accommodated in the hollow at the upper end.

At this time, the upper end of the connector body 320 ″, in which the hemispherical bolt head of the connector body 310 ″ is accommodated, is processed to decrease the inner diameter of the hollow toward the center to form a connecting jaw 321 ″, and the connecting jaw 321 As well as intermittently so that the hemispherical bolt head of the connecting body 310 " does not depart from the upper end of the connecting body 320 " by "), the hemispherical bolt head of the connecting body 310 " 320") can be combined with an interference fit, so that the assembly of the hosel body 300 is improved.

And by the combination of the connector 310" and the connector body 320", the connector body 320" can rotate at a certain angle with respect to the spherical bolt head of the connector 310", It is possible to selectively elevate along the length of the body of the connecting body (310").

In addition, looking at another example of the hosel body 300 according to an embodiment of the present invention with reference to FIG. 7 , the hosel body 300 includes a connection body 330 and a connection pipe body 340, the connection The sieve 330 forms a rod body without a thread on the outer circumferential surface, and in each of the upper and lower portions of the rod body, a first coupling hole passing through the upper side in the horizontal direction and a second coupling hole passing through the lower side in the horizontal direction are provided. to form

In this case, the first coupling hole and the second coupling hole of the coupling body 330 are preferably disposed perpendicular to each other, and the upper side of the coupling body 330 having the first coupling hole formed thereon is the neck member 220 . After being inserted into the insertion hole formed at the bottom of the second coupling part 222 of is coupled to the lower end of the second coupling part 222 of the neck member 220 .

Here, the inner diameter of the insertion hole of the second coupling part 222 is formed to be larger than the diameter of the connection body 330 to ensure fluidity so that the connection body 330 is rotatable about the first fastening pin 331 as an axis. it is preferable

And the lower side of the connecting body 330 formed with the second coupling hole is a pipe, and the connecting pipe body 340 is inserted into the upper hollow, and then the second fastening passing through the upper side of the connecting pipe 340 in the horizontal direction. A pin 332 is fastened to the second coupling hole, and the lower side of the connector 330 is coupled to the upper end of the connector body 340 .

At this time, the inner diameter of the connector body 340 is formed to be larger than the diameter of the connector body 330 , so that the connector body 330 is preferably rotatable about the second fastening pin 332 as an axis to secure fluidity. .

Therefore, the assembly of the hosel body 300 is improved by the coupling of the connector 330 and the connector body 340 using the first fastening pin 331 and the second fastening pin 332 .

In addition, the connector 330 has a screw thread along the upper outer peripheral surface, and the upper side of the connector 330 having a thread on the outer peripheral surface is formed at the lower end of the second coupling part 222 of the neck member 220 . It is fastened to the bolt hole, and the connecting body 330 may be fixed to the lower end of the second coupling part 222 of the neck member 220 without the first fastening pin 331 .

The hosel body 300 according to an embodiment of the present invention is inserted into the through hole 102 of the putter head 100 after the loft angle adjusting member 400 and the lie angle adjusting member 500 are fitted.

Looking at the loft angle adjusting member 400 and the lie angle adjusting member 500 in more detail, first, the loft angle adjusting member 400 is inserted through the hosel body 300 inside, and the neck member ( 220) adjusts the loft angle between the vertical line perpendicular to the ground and the face surface 101 of the putter head 100 in the meshing direction with the second adjustment groove 223.

At this time, the loft angle adjusting member 400 is a ring-shaped cross-section with an empty inside, the horizontal cross section is formed in a polygon of more than a square, the outer surface is formed in four or more, the upper end of the loft angle adjusting member 400 A plurality of protrusions along the periphery are formed at regular intervals to form a first adjusting protrusion 401 in the form of a crown, and meshing with the second adjusting groove 223 of the neck member 220 is formed.

Here, the grooves of the second adjustment groove 223 and the projections of the first adjustment projection 401 are preferably formed in the same number, more preferably corresponding to the number of the outer surface of the loft angle adjustment member 400 . It is preferable to form one number.

The adjustment of the loft angle is to vary the inclination of the face surface portion 101 of the putter head 100, so that the inclination of the face surface portion 101 can be varied, the length of the grooves forming the second adjustment groove portion 223 is formed differently according to each direction, or the protrusion length of the protrusions forming the first adjustment protrusion 401 is formed differently according to each direction, or the depth of the grooves forming the second adjustment protrusion 223 is respectively formed. Formed differently according to the direction of or by forming the thickness of the protrusions constituting the first adjustment protrusion 401 differently according to each direction, based on any one direction as a reference, the hosel body 300 is inserted into the When any one direction is selected while rotating the loft angle adjusting member 400 around the hosel body 300, the first adjusting protrusion 401 is engaged with the second adjusting groove 223 in the selected direction, and the putter The loft angle that is the inclination of the head 100 face surface portion 101 may be varied.

For example, the lengths of the grooves forming the second adjustment groove 223 are formed to have the same length in each direction, and the protrusions forming the first adjustment projection 401 that mesh with the second adjustment groove 223 are The protrusion in the opposite direction based on the protrusion in any one direction as the reference is formed to gradually lengthen the protrusion length along the outer periphery so as to have the longest length, and the first adjusting protrusion ( When the 401) is engaged, by rotating the loft angle adjusting member 400 about the hosel body 300 as an axis, the inclination may be varied according to the direction in which the first adjusting protrusion 401 is engaged.

Therefore, the golf putter according to the above configuration can precisely adjust the loft angle and the lie angle by applying a step according to the meshing according to the meshing direction.

And the lower end of the loft angle adjusting member 400 also forms a crown-shaped fixing protrusion 402 as a plurality of protrusions are formed at regular intervals along the periphery.

In this case, it is preferable that the protrusions forming the fixing protrusion 402 have a constant size.

Here, a reference point and a +variable loft angle or a -variable loft angle are displayed on the outer surface of the loft angle adjusting member 400 so that a user who sees and recognizes the display can easily adjust the loft angle.

And the lie angle adjusting member 500 is fitted through the hosel body 300 inside, and adjusts the lie angle between the ground and the shaft in the meshing direction with the first adjustment groove 104 of the putter head 100. .

At this time, the lie angle adjusting member 500 is a ring-shaped cross-section with an empty inside, the horizontal cross section is formed in a polygon of more than a square, the outer surface is formed of four or more, and the upper end of the lie angle adjusting member 500 is a periphery As a plurality of grooves are formed at regular intervals along , a crown-shaped fixing groove 501 is formed.

The fixing groove 501 is engaged with the fixing protrusion 402 formed at the lower end of the loft angle adjusting member 400, and it is preferable to form a constant size of the groove like the fixing protrusion 402. .

At the lower end of the lie angle adjusting member 500, a plurality of protrusions along the periphery are formed at regular intervals to form a crown-shaped second adjusting protrusion 502, and a first adjusting groove 104 of the putter head 100. match accordingly.

Here, the grooves of the first adjustment groove 104 and the projections of the second adjustment projection 502 are preferably formed in the same number, more preferably corresponding to the number of the outer surface of the lie angle adjustment member 500. It is preferable to form a number.

Adjustment of the lie angle is to vary the inclination of the shaft 200 with respect to the putter head 100, so that the inclination of the shaft 200 with respect to the putter head 100 can be varied, the first adjustment groove part The lengths of the grooves forming the 104 are formed differently depending on each direction, or the protrusion lengths of the protrusions forming the second adjustment protrusion 502 are formed differently depending on each direction, or the first adjustment groove 104 is formed differently according to each direction. ) by forming the depth of the grooves differently depending on each direction, or by forming the thickness of the protrusions constituting the second adjustment protrusion 502 differently according to each direction, based on any one direction as a reference, the When any one direction is selected while rotating the lie angle adjusting member 500 fitted in the hosel body 300 as an axis, the second adjusting protrusion 502 is inserted into the first adjusting groove 104 in the selected direction. ), it is possible to vary the lie angle, which is the inclination of the shaft 200 with respect to the putter head 100 .

Here, a reference point and a + variable lie angle or a - variable lie angle are displayed on the outer surface of the lie angle adjusting member 500 so that the user who recognizes the above indication can easily adjust the lie angle.

In addition, the lie angle adjustment member 500 is integrally formed on the upper side of the connection tube body 320 of the hosel body 300, it is possible to determine the meshing direction according to the axial rotation direction of the connection tube body (320).

When fixing the mating state of the loft angle adjusting member 400 and the lie angle adjusting member 500, the fixing bolt 700 to the hosel body 300 inserted into the through hole 102 of the putter head 100. It consists of fastening, the fixing bolt 700 is screwed into the hollow of the connector body 320 of the hosel body 300 while penetrating the weight 600, so that the meshing is fixed.

In more detail, after inserting the loft angle adjusting member 400 and the lie angle adjusting member 500 to the hosel body 300, the loft angle adjusting member 400 and the lie angle adjustment to suit the user's preferred loft angle and lie angle Rotating the member 500 around the hosel body 300 to select a meshing direction, and meshing the loft angle adjusting member 400 and the lie angle adjusting member 500 in which the meshing direction is selected, the hosel in its state The body 300 is inserted into the through hole 102 of the putter head 100, at this time, the first adjustment protrusion of the loft angle adjustment member 400 in the second adjustment groove 223 of the neck member 220 ( 401) is engaged, and the fixing groove 501 of the lie angle adjusting member 500 is meshed with the fixing protrusion 402 on the lower side of the loft angle adjusting member 400, and the second of the lie angle adjusting member 500 is engaged. The adjustment protrusion 502 is meshed with the first adjustment groove 104 of the putter head 100 and is inserted into the through hole 102 of the putter head 100 in the hosel body 300 that the user prefers. After accommodating the weight 600 of the weight in the weight receiving groove 103 of the putter head 100, it is fixed in the hollow of the connector body 320 of the hosel body 300 while passing through the weight 600 By fastening the bolt 700 by screwing, the meshing is fixed.

Here, when the connector 310 " of the hosel body 300 is divided into a plurality of pieces in the cut-out groove 311, the upper side of the fixing bolt 700 is further formed with a claw inserted into the cut-out groove 311. Thus, when the fixing bolt 700 is fastened to the hosel body 300, the divided connection body 310 ″ may be opened to prevent separation from the connection pipe body 320 ″.

In addition, the position of the loft angle adjusting member 400 and the lie angle adjusting member 500 according to an embodiment of the present invention is that the loft angle adjusting member 400 is located on the upper side, and the lie angle adjusting member 500 is located on the lower side However, it is not limited thereto, and the lie angle adjusting member 500 may be positioned on the upper side, and the loft angle adjusting member 400 may be positioned on the lower side.

Although the present invention has been described with reference to the embodiment shown in the drawings, which is only exemplary, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

Claims

A putter head having a through hole penetrating from the top to the bottom on one side of the face surface portion in contact with the golf ball, and a weight bearing groove formed concentric with the through hole on the bottom surface of one side of the face surface portion where the through hole is formed;

a shaft coupled to the putter head by a neck member provided at a lower end and having a grip portion gripped by a user at an upper side thereof;

a hosel body coupled to the lower end of the neck member and extending downwardly and inserted into the through hole of the putter head;

a loft angle adjusting member for adjusting the loft angle between the vertical line perpendicular to the ground and the face surface of the head according to the meshing direction while the hosel body is fitted through the inside;

a lie angle adjusting member disposed at the lower end of the loft angle adjusting member while the hosel body is inserted through the inside, and adjusting the lie angle formed between the ground and the shaft according to the meshing direction; and

A golf putter capable of adjusting a lie angle, a loft angle, and a weight including a; a fixing bolt fastened to the hosel body inserted into the through hole from the lower side of the putter head and fixing the shaft to be fixed to the putter head.
The method according to claim 1,

The hosel body is

a connecting body made of a wire;

A tubular body having a hollow inside, a screw thread is formed on the inner peripheral surface of the lower end of the hollow, and a connecting pipe body connected by welding after inserting the lower end of the connector at the upper end. You can golf putter.
The method according to claim 1,

The hosel body is

a connector having a bolt head and a body extending upwardly from the bolt head and having a thread formed on an outer circumferential surface;

A tube body having a hollow inside, a screw thread is formed on the inner peripheral surface of the lower side of the hollow, and a connection tube body in which the bolt head of the connector is coupled by force fitting at the upper end; lie angle, loft angle and weight can be adjusted A golf putter.
4. The method according to claim 3,

The bolt head of the connector is a golf putter that can adjust the lie angle and the loft angle and weight formed in a spherical shape.
4. The method according to claim 3,

The bolt head of the connector is a golf putter that can adjust the lie angle and the loft angle and weight formed in a conical shape.
4. The method according to claim 3,

A golf putter capable of adjusting a lie angle, a loft angle, and a weight for dividing the body of the connector into a plurality by forming a cut-out groove along the length of the bolt head and body of the connector.
The method according to claim 1,

The hosel body is

a connecting body made of a rod;

A tubular body having a hollow formed therein, a screw thread formed on the inner peripheral surface of the lower end of the hollow, and a connecting tubular body connecting the lower end of the connector to the upper end thereof;

Any one of the upper or lower sides of the connector, or both the upper and lower sides of the connector, are connected by a fastening pin penetrating in the horizontal direction, and a golf putter capable of adjusting a lie angle, a loft angle, and a weight.
The method according to claim 1,

The loft angle adjusting member is

A golf putter whose upper end is engaged with the second adjustment groove of the neck member, and is capable of adjusting a lie angle, a loft angle, and a weight for varying a loft angle according to a meshing direction with the second adjustment groove portion.
The method according to claim 1,

The lie angle adjusting member is

The lower end and the upper end of the loft angle adjusting member are fixedly engaged, and the lower end is engaged with the first adjusting groove formed in the through hole of the putter head, and the lie angle and the loft that change the lie angle according to the meshing direction with the first adjusting groove Golf putter with adjustable angle and weight.
The method according to claim 1,

Forming a fastening hole through the body of the fixing bolt in the center,

A golf putter capable of adjusting a lie angle, a loft angle, and a weight including a; a weight that is replaced and accommodated in a weight receiving groove formed on the lower side of the putter head to selectively adjust the weight of the putter head.