CN1290595C - Golf club head structure - Google Patents

Abstract

The present invention relates to a structure for a golf club head, which comprises a main body, an annular wall and at least one material escaping hole, wherein the front face of the main body can be combined with a striking panel; the annular wall is formed by extending the circumference of the main body backwards; the material escaping hole is arranged in a position of toes of the annular wall so as to reduce the weight of the upper half part of the main body, while the center of gravity of the club head moves downwards and toward a heel. Consequently, the moment of inertia of the golf club can be improved.

Description

Golf head structure

Technical field

The present invention particularly reduces the weight of toe position about a kind of golf head structure about a bar head utilization, to adjust the golf head structure of center of gravity.

Background technology

Commonly use golf head structure, as Fig. 1,2 and 2a shown in, it is to make a bar head 1 by metal material, this bar head 1 comprises: a body 10, hits panel 11, a ringwall 12, a cover neck 13 and a shock-absorbing sheet 14, this hitting panel 11 is located at this body 10 fronts, for hitting golf.This ringwall 12 be the periphery by this body 10 extend backward form, and this ringwall 12 in the back side of this body 10 around forming an opening 121.This cover neck 13 is not in order in conjunction with a club (illustrating).This shock-absorbing sheet 14 is made by rubber or carbon fiber material, and can utilize an adhesion layer 141 gluings to be combined in this hitting panel 11 back sides, to absorb the vibrations that batting produces.

However, when making this bar head 1, industry is still ignored if the ringwall 12 of these body 10 first halves and cover neck 13 shared weight are excessive, and it causes the center of gravity 15 of this bar head 1 higher relatively usually easily, even is offset to first batting district of this hitting panel 11.The result, it may shorten the moment of inertia of this bar head 1, and reduces this bar head 1 and will bat stress transfer to the efficient of spheroid, and this center of gravity 15 is inconsistent with main batting district, and then cause the vibrations of this body 10, thereby significantly influence the batting performance and the batting stability of this bar head 1.

Moreover, shown in Fig. 2 a, when this hitting panel 11 is by welding, hard solder or is embedded or mode such as pressing when being incorporated into plate joint portion 101 of this body 10 that the intersection of this hitting panel 11 and body 10 will form one in conjunction with edge 111, for example welding bead, hard solder flash, chimeric place or pressing place.At square stance, the vibrations that batting produces may make this in conjunction with producing the stress concentration phenomenon near the edge 111.If this bears this concentrated stress for a long time in conjunction with edge 111, this may produce be full of cracks in conjunction with edge 111, and influences the structural strength of this bar head 1.Though the above-mentioned bar head 1 of commonly using is provided with this shock-absorbing sheet 14, this shock-absorbing sheet 14 paste the unavoidable gap 142 that between this shock-absorbing sheet 14 and body 10, forms easily of combination.As a result, on reality was used, this shock-absorbing sheet 14 can't absorb this concentrated stress in conjunction with edge 111 because of the obstruct in this gap 142, and this shock-absorbing sheet 14 also significantly reduces the efficient that absorbs these hitting panel 11 vibrations because of the obstruct of this adhesion layer 141.Therefore, still be necessary further to improve the above-mentioned golf head structure of commonly using really.

Summary of the invention

In view of this, the present invention for the principle of the above-mentioned shortcoming of improvement is: make a ringwall of a bar head form a slug hole in the toe position, this slug hole reduces the shared weight of this bar head first half, thereby downward the reaching of center of gravity of this bar head moved to heel, to increase the moment of inertia.Simultaneously, the back side of this slug hole and a strike panel is hot pressing or ejection formation one strengthening layer more, with reinforced structure intensity and absorption batting vibrations.Therefore, the present invention can increase the moment of inertia, batting performance, shock-absorbing effect and extension rod head service life of bar head really.

Main purpose of the present invention provides a kind of golf head structure, and it is arranged on the toe position of a ringwall of a bar head with a slug hole, increases the effect of bar head the moment of inertia and batting performance and the present invention is had.

Secondary objective of the present invention provides a kind of golf head structure, it forms a strengthening layer by hot pressing or injection molding method on the back side of a strike panel, and makes the present invention have the effect of lifting structural strength, shock-absorbing effect, batting stability and gripping comfort level.

Another object of the present invention provides a kind of golf head structure, it is by specification, form and the quantity of adjusting this slug hole, with this bar head first half of suitable adjustment and the shared weight of toe, adjust position of centre of gravity simultaneously, and being had, the present invention increases the effect that the nose heave heart of bar is adjusted nargin.

A further object of the present invention provides a kind of golf head structure, and it forms a strengthening layer on the back side of a strike panel, and this strengthening layer has an extension, and its balancing weight that can be coated and fixed is simplified the effect that balancing weight is assembled processing procedure and the present invention is had.

According to golf head structure of the present invention, it comprises a body, a ringwall and at least one slug hole; Panel can be hit in conjunction with one in the front of this body; This ringwall be the periphery by this body extend backward form; This slug hole is located on the toe position of this ringwall, to reduce the shared weight of this body first half, and downward the reaching of the center of gravity that makes this bar head moved to heel, to increase the moment of inertia of golf clubs, described slug hole is filled a light material in addition, strengthen fill block to form one, with the structural strength of strengthening this slug hole and the vibrations that absorb the square stance generation.

Because the present invention is provided with at least one slug hole in the toe position of ringwall, thereby, can reduce the shared weight of the body first half and toe, and downward the reaching of center of gravity of bar head moved to heel, with the moment of inertia of increase golf clubs, and then the batting performance (hitting distance) of effective lifting arm head.

Description of drawings

Fig. 1 is a combination stereogram of commonly using golf head structure.

Fig. 2 is an assembled sectional view of commonly using golf head structure.

Fig. 2 a is a partial enlarged drawing of commonly using golf head structure shown in Figure 2.

Fig. 3 is the combination stereogram of the golf head structure of first embodiment of the invention.

Fig. 4 is another combination stereogram of the golf head structure of first embodiment of the invention.

Fig. 5 is the combination stereogram of the golf head structure of second embodiment of the invention.

Fig. 6 is another combination stereogram of the golf head structure of second embodiment of the invention.

Fig. 7 is the assembled sectional view of the golf head structure of second embodiment of the invention.

Fig. 7 a is the present invention's partial enlarged drawing embodiment illustrated in fig. 7.

Fig. 8 is the combination stereogram of the golf head structure of third embodiment of the invention.

Fig. 9 is the combination stereogram of the golf head structure of fourth embodiment of the invention.

Figure 10 is the assembled sectional view of the golf head structure of fifth embodiment of the invention.

Figure 11 is the assembled sectional view of the golf head structure of sixth embodiment of the invention.

Figure 12 is the assembled sectional view of the golf head structure of seventh embodiment of the invention.

The figure number explanation:

1 bar head, 101 panel joint portions 111 are in conjunction with edge

10 bodies, 11 hitting panels, 12 ringwalls

121...... opening 122...... slug hole 123...... ring flange

124...... room 125...... annular groove 126...... breach

13 ... cover neck 14 ... shock-absorbing sheet 141...... adhesion layer

142...... gap 15 ... center of gravity 16 ... strengthening layer

161...... strengthen fill block 162...... extension 20 ... balancing weight

21 ... flange

The specific embodiment

For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and cooperate appended graphicly, be described in detail below:

Please refer to shown in Fig. 3,4, the golf head structure of first embodiment of the invention is to make a bar head 1 by metal, alloy material, and this bar head 1 comprises a body 10, a ringwall 12, a cover neck 13 and an at least one slug hole 122.The front of this body 10 can form a plate joint portion 101, to hit panel 11 in conjunction with one, modes such as this hitting panel 11 can be selected to utilize and be embedded, pressing, hard solder, welding, spiral shell are solid are incorporated into the panel joint portion 101 of this body 10, but also can utilize integrally formed mode directly to be formed at this body 10.This hitting panel 11 can be in order to hit golf.This ringwall 12 is extended back by the periphery of this body 10 and forms, and this ringwall 12 in the back side of this body 10 around forming an opening 121.This cover neck 13 supplies in conjunction with a club (not illustrating).This slug hole 122 is formed on toe (toe) position of ringwall 12 of this body 10.This slug hole 122 is preferably and belongs to a through hole, and it is communicated with the internal face and the outer ring surface of this ringwall 12.This slug hole 122 can reduce the first half and the shared weight of toe (toe) of this ringwall 12, so the center of gravity 15 of this bar head 1 is moved downwards and to heel (heel), thereby can further increase the moment of inertia of this bar head 1 relatively, and then effectively promote the batting performance (hitting distance) of this bar head 1.Moreover this body 10 (not containing this hitting panel 11) can select to utilize the one-body molded manufacturings of mode such as hot investment casting, casting, machining, die casting, forging, injection molding on demand, or is assembled into one with the segmentation juncture.

Please refer to shown in Fig. 5～Fig. 7 a, it discloses the golf head structure of second embodiment of the invention.Compared to first embodiment, second embodiment further forms a strengthening layer 16 in the back side of this hitting panel 11, strengthening the structural strength of this hitting panel 11, and supports this hitting panel 11.This strengthening layer 16 is via this slug hole 122 or suitable lightweight reinforced material directly is combined in the back side of this hitting panel 11 by this opening 121.Simultaneously, this strengthening layer 16 usually also extending to form of one one strengthen fill block 161, with this slug hole 122 of filling, with the outward appearance of this bar head 1 that gains.This strengthening layer 16 and reinforcement fill block 161 preferably utilize hot-forming or injection molding method is made, and this light material is preferably and is selected from carbon fiber, resin (as epoxy resin), macromolecule polymeric material, rubber or alloy in lightweight (for example titanium alloy, aluminium alloy) and stickiness composite powder thereof.Owing to use hot pressing or injection molding method, so this strengthening layer 16 do not need by adhesive agent, can be incorporated into the back side of this hitting panel 11 fully closely.

Moreover, shown in Fig. 7 a, since this strengthening layer 16 can cover fully that the intersection of this hitting panel 11 and body 10 forms one in conjunction with edge 111 (as welding bead, hard solder flash, chimeric place or pressing place), therefore at square stance, this strengthening layer 16 can be in order to absorb this concentrated stress in conjunction with edge 111, avoiding this to produce be full of cracks, and then strengthen the marriage relation of this hitting panel 11 and body 10 and prolong service life of this bar head 1 in conjunction with edge 111 is subjected to the influence of this concentrated stress for a long time.In addition, because the periphery of this strengthening layer 16 directly closely pastes the internal face at this body 10, therefore at square stance, this strengthening layer 16 not only can directly absorb the vibrations that this hitting panel 11 produces at square stance, and also can absorb the vibrations that these body 10 fronts and ringwall 12 thereof are produced simultaneously.As a result, this strengthening layer 16 not only makes this bar head 1 have splendid structural strength and shock-absorbing effect, and also can further promote the batting stability of this bar head 1 and grip comfort level.

Please refer to shown in Figure 8ly, it discloses the golf head structure of third embodiment of the invention.Compared to first embodiment, the slug hole 122 of the 3rd embodiment is selected to form blind hole, and the opening of this slug hole 122 is opened in the outer ring surface of this ringwall 12.Simultaneously, by specification and the form of adjusting this slug hole 122, the size of this slug hole 122 that for example increases, it can suitably adjust the first half and the shared weight of toe of this bar head 1, adjusts the position of this center of gravity 15 simultaneously.So, this slug hole 122 can increase the moment of inertia of this bar head 1 equally, and promotes the batting performance (hitting distance) of this bar head 1.Moreover this slug hole 122 also can utilize hot pressing or injection molding method to form this reinforcement fill block 161, with the outward appearance of this slug hole 122 of filling and this bar head 1 that gains.

Please refer to shown in Figure 9ly, it discloses the golf head structure of fourth embodiment of the invention.Compared to second embodiment, the 4th embodiment increase is provided with the quantity of this slug hole 122, and the toe position that for example is chosen in this ringwall 12 forms adjacent a pair of this slug hole 122.This slug hole 122 preferably forms through hole, and the back side of this slug hole 122 and hitting panel 11 also can utilize hot pressing or injection molding method to form this reinforcement fill block 161 and strengthening layer 16 simultaneously.By this, this slug hole 122 can reduce the first half and the shared weight of toe of this ringwall 12 equally, so that reaching downwards, the center of gravity 15 of this bar head 1 moves to heel, increase the moment of inertia of this bar head 1, and the batting performance (hitting distance) of this bar head 1 of lifting, and also can further promote the batting stability of this bar head 1 and grip comfort level.

Please refer to shown in Figure 10ly, it discloses the golf head structure of fifth embodiment of the invention.Compared to second embodiment, the lower end of the strengthening layer 16 of the 5th embodiment further extends back along this ringwall 12 and forms an extension 162, and this ringwall 12 forms a ring flange 123 and a room 124 simultaneously.This ring flange 123 inwardly is convexly equipped with the end that is formed at this ringwall 12, and this room 124 is formed at the internal face of the ringwall 12 of this bar head 1 bottom, and can be for being installed with a balancing weight 20, to adjust the position of centre of gravity of this bar head 1.When assembling, this balancing weight 20 is placed in this room 124 earlier, then utilize hot pressing or injection molding method to form this strengthening layer 16 and extension 162, so the end of this extension 162 can directly be combined closely in this ring flange 123 inboards, thereby this ring flange 123 can limit this strengthening layer 16 and extension 162, outwards breaks away from the openings 121 of these bar heads 1 to avoid this strengthening layer 16 and extension 162.Simultaneously, this extension 162 can direct embedding be fixed this balancing weight 20, and simplifies the assembling processing procedure of this balancing weight 20.Moreover the present invention does not limit the specification and the composition of this balancing weight 20, and it can be selected to change according to product demand.

Please refer to shown in Figure 11ly, it discloses the golf head structure of sixth embodiment of the invention.Compared to the 5th embodiment, the bar head 1 of the 6th embodiment is except being provided with this slug hole 122, strengthening plate 16 and the balancing weight 20, and it further forms an annular groove 125.This annular groove 125 is in close proximity to this in conjunction with edge 111 rears, and is located on the first half and the side of the internal face of this ringwall 12.This annular groove 125 can be in order to be installed with this reinforcement plate 16, so this annular groove 125 not only can increase the bond strength of this reinforcement plate 16, peel off to prevent this reinforcement plate 16, and also can support this reinforcement plate 16 and hitting panel 11 simultaneously, and promote overall construction intensity, shock-absorbing effect, batting stability and grip comfort level.

Please refer to shown in Figure 12ly, it discloses the golf head structure of seventh embodiment of the invention.Compared to the 5th embodiment, the bar head 1 of the 7th embodiment is except being provided with this slug hole 122, strengthening the plate 16, and it further forms a breach 126 in the bottom of this ringwall 12, in conjunction with a balancing weight 20.This balancing weight 20 can utilize modes such as welding, hard solder, spiral shell be solid suitably to be incorporated into this breach 126, and this balancing weight 20 has a flange 21.This flange 21 extends to form in this opening 121.By this, the end of this extension 162 can directly be combined closely equally in this flange 21 inboards, thereby this flange 21 can limit this strengthening layer 16 and extension 162, outwards breaks away from the openings 121 of these bar heads 1 to avoid this strengthening layer 16 and extension 162.Simultaneously, 20 of this balancing weights can be in order to adjust the position of centre of gravity of this bar head 1.Moreover the present invention does not limit the specification and the composition of this balancing weight 20, and it can be selected to change according to product demand.

As mentioned above, can't effectively adjust center of gravity 15 positions and absorb this shortcoming such as concentrated stress fully compared to commonly using golf head structure in conjunction with edge 111, the present invention can form this slug hole 122 by the toe position at this ringwall 12 really, and make this slug hole 122 and hitting panel 11 back sides utilize hot pressing or injection molding method to form this reinforcement fill block 161 and strengthening layer 16, also can select to utilize extension 162 embeddings of this strengthening layer 16 to fix this balancing weight 20, and increase the moment of inertia of bar head, the batting performance, shock-absorbing effect, structural strength, center of gravity is adjusted nargin, the effect of batting stability and gripping comfort level.

Though the present invention discloses in detail with preferred embodiment; right its is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the present invention; when can doing various suitable changes and modification, so protection scope of the present invention is as the criterion when looking the content that claim defines.

Claims (15)

1, a kind of golf head structure is characterized in that, comprises:

One body, panel can be hit in conjunction with one in its front:

One ringwall, its be periphery by this body extend backward form;

At least one slug hole, it is located on the toe position of this ringwall, to reduce this body first half and the shared weight of toe, and downward the reaching of the center of gravity that makes this bar head moved to heel, to increase the moment of inertia of golf clubs, described slug hole is filled a light material in addition, strengthens fill block to form one, with the structural strength of strengthening this slug hole and the vibrations that absorb the square stance generation.

2, golf head structure according to claim 1 is characterized in that, this slug hole is a through hole.

3, golf head structure according to claim 1 is characterized in that, this slug hole is a blind hole, and the opening of this blind hole is opened in the outer ring surface of the toe position of this ringwall.

4, golf head structure according to claim 1 is characterized in that, this reinforcement fill block is to be made by the mode of hot-forming or ejection formation.

5, golf head structure according to claim 1 is characterized in that, this light material is carbon fiber or resin or macromolecule polymeric material or titanium alloy or aluminium alloy or alloy in lightweight or rubber.

6, golf head structure according to claim 1 is characterized in that: this hitting panel is provided with a strengthening layer in addition, and this strengthening layer is to be made by light material, with the structural strength of strengthening this hitting panel back side and the vibrations that absorb the square stance generation.

7, golf head structure according to claim 6 is characterized in that, this strengthening layer is to be made by the mode of hot-forming or ejection formation.

8, golf head structure according to claim 6 is characterized in that, this light material is carbon fiber or resin or macromolecule polymeric material or titanium alloy or aluminium alloy or alloy in lightweight or rubber.

9, golf head structure according to claim 6, it is characterized in that, this hitting panel utilization welding, hard solder, be embedded, pressing or the solid mode of spiral shell be incorporated into this body, and in the back side of this hitting panel and the intersection of the internal face of ringwall form one in conjunction with edge, this strengthening layer covers this fully in conjunction with edge, for absorb this concentrated stress in conjunction with edge at square stance.

10, golf head structure according to claim 9 is characterized in that, the internal face of this ringwall forms an annular groove in addition, this annular groove be in close proximity to this body and hitting panel in conjunction with edge, being installed with this reinforcement plate, and increase the bond strength that this strengthens plate.

11, golf head structure according to claim 6 is characterized in that, this strengthening layer extends back in addition and forms an extension, and this extension is combined closely in the internal face of the ringwall of this body bottom.

12, golf head structure according to claim 11 is characterized in that, the ringwall end of this body inwardly radially extends to form a ring flange, peels off to avoid this strengthening layer and extension to form.

13, golf head structure according to claim 11 is characterized in that, the internal face of the ringwall of this body bottom is arranged with a room in addition, and it is in order to a ccontaining balancing weight, and this balancing weight can directly be fixed by the extension embedding of this strengthening layer.

14, golf head structure according to claim 1 is characterized in that:

The ringwall of this body bottom is established a breach in addition, in conjunction with a balancing weight.

15, golf head structure according to claim 14 is characterized in that, this balancing weight extends to form a flange in this ringwall.

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