Golf comprises of two main physical swings/motions, namely, the full swing used when striking the ball from tee to green, and the putting stroke used to roll the ball to the hole on a prepared surface. To complement these activities, a player uses specific clubs with unique specifications designed to match the needs of a specific shot. Relative to putting, the club comprises of a head that can take the form of a blade, mallet, or a variety of others shapes that complement a golfer's unique swing traits. The putter head is connected to a shaft onto which a putter grip is attached on the opposing end.
The rules of golf allow for putter grips to comprise of complex shapes that are designed to aid a golfer's control and fidelity on and around the green. This is different from a full swing grip that must remain round in form. Typically, a putter grip has taken the form of a front flat (paddle), and a rounded back profile. The geometry typically tapers from the endcap down toward the mouth of the grip. However, there are cases where the putter uses a non-tapered (straight) profile where the diameter remains essentially constant from the endcap to the mouth portion of the grip. In addition to the fore-mentioned profiles, putter grips can sometimes include a feature known as a pistol. A pistol can be best described as a localized protrusion in the upper section of the grip that is intended to aid the golfer's upper hand orientation on the grip, aligning it to the face of the putter head.
Further improvements in putter grip geometry are desired.
The present disclosure relates generally to various embodiments of golf putter grips that comprise unique geometric profiles that have been found to promote consistent hand placement, lower hand pressure, and a more consistent and controlled release of the putter face through impact. The grips discussed herein generally include a reverse taper, which can be described as a geometry that increases in overall grip size (e.g., cross-sectional area, circumference, outer cross-sectional profile size, etc.) from a cap end (upper portion) of the grip to a mouth (lower portion) of the grip.
According to an example aspect of the disclosure, a golf grip adapted to be mounted on the shaft of a golf club comprises a grip body having a length that extends between an upper cap end and a lower mouth end, the grip body including a bore that extends longitudinally through the grip body between the upper cap end and the lower mouth end, the bore being configured to receive the shaft of the golf club, and the grip body including a front side, a back side, a left side, and a right side, the grip body defining a width between the left and right sides and a depth between the front and back sides, the grip body having a first reverse taper defined between the left and right sides that expands the width of the grip body as the grip body extends toward the lower mouth end of the grip body, the grip body also having a second reverse taper defined between the front and back sides that expands the depth of the grip body as the grip body extends toward the lower mouth end of the grip body, the first and second reverse tapers having different taper angles and extending along at least 75 percent of the length of the grip body to provide a gradual grip size reverse transition along at least 75 percent of the length of the grip body.
According to another aspect, the disclosure is directed to a golf grip adapted to be mounted on the shaft of a golf club, the golf grip comprising a grip body having a length that extends between an upper cap end and a lower mouth end, the grip body including a bore that extends longitudinally through the grip body between the upper cap end and the lower mouth end, the bore being configured to receive the shaft of the golf club, the bore defining a longitudinal bore axis centered with respect to the bore, the grip body including a tapered portion that extends along at least about 75 percent of the length of the grip body longitudinally between an upper location and a lower location of the grip body, the upper location being closer to the upper cap end than the lower mouth end and the lower location being closer to the lower mouth end than the upper cap end, the bore extending longitudinally through the tapered portion, the tapered portion including a front side, a back side, a left side, and a right side, the tapered portion defining a width between the left and right sides and a depth between the front and back sides, the tapered portion having a reverse taper defined between the left and right sides that expands the width of the tapered portion as the tapered portion extends from the upper location to the lower location, the front side including a front surface that extends from the upper location to the lower location, the front surface having a front surface width that extends between a left transition location where the front side transitions to the left side and a right transition location where the front side transitions to the right side, the tapered portion having a first cross-sectional dimension that extends radially from the bore axis to a centerline of the front surface that is centered between the left and right transition locations, and the tapered portion having a second cross-sectional dimension that extends from the bore axis to the left transition location and a third cross-sectional dimension that extends from the bore axis to the right transition location, the first, second, and third cross-sectional dimensions being measured in an orientation perpendicular to the bore axis, the second and third cross-sectional dimensions being larger than the first cross-sectional dimension.
According to another aspect, the disclosure is directed to a golf grip adapted to be mounted on the shaft of a golf club, the golf grip comprising a grip body having a length that extends between an upper cap end and a lower mouth end, the grip body including a bore that extends longitudinally through the grip body between the upper cap end and the lower mouth end, the bore being configured to receive the shaft of the golf club, the bore defining a longitudinal bore axis centered with respect to the bore, the grip body including a tapered portion that extends along at least about 75 percent of the length of the grip body longitudinally between an upper location and a lower location of the grip body, the upper location being closer to the upper cap end than the lower mouth end and the lower location being closer to the lower mouth end than the upper cap end, the bore extending longitudinally through the tapered portion, and the tapered portion including a front side, a back side, a left side, and a right side, the tapered portion defining a width between the left and right sides and a depth between the front and back sides, the tapered portion having a reverse taper defined between the left and right sides that expands the width of the tapered portion as the tapered portion extends from the upper location to the lower location, wherein the tapered portion has a second reverse taper defined between the front and back sides that expands the depth of the tapered portion as the tapered portion extends from the upper location to the lower location.
According to yet another aspect, the disclosure is directed to a golf grip adapted to be mounted on the shaft of a golf club, the golf grip comprising a grip body having a length that extends between an upper cap end and a lower mouth end, the grip body including a bore that extends longitudinally through the grip body between the upper cap end and the lower mouth end, the bore being configured to receive the shaft of the golf club, the bore defining a longitudinal bore axis centered with respect to the bore, the grip body including a tapered portion that extends along at least about 75 percent of the length of the grip body longitudinally between an upper location and a lower location of the grip body, the upper location being closer to the upper cap end than the lower mouth end and the lower location being closer to the lower mouth end than the upper cap end, the bore extending longitudinally through the tapered portion, the tapered portion including a front side, a back side, a left side, and a right side, the tapered portion defining a width between the left and right sides and a depth between the front and back sides, the tapered portion having a reverse taper defined between the left and right sides that expands the width of the tapered portion as the tapered portion extends from the upper location to the lower location, and the grip body further including a protrusion generally defined by the back side adjacent the upper location, the protrusion having at least a portion extending along the depth in a direction from the front side toward the back side and having at least a portion extending along a length of the grip body in a direction from the upper location toward the lower location, the portion extending along the length of the grip body being longer than the portion extending along the depth defined by the grip body.
According to yet another aspect, the disclosure is directed to a golf grip adapted to be mounted on the shaft of a golf club, the golf grip comprising a grip body having a length that extends between an upper cap end and a lower mouth end, the grip body including a bore that extends longitudinally through the grip body between the upper cap end and the lower mouth end, the bore being configured to receive the shaft of the golf club, the bore defining a longitudinal bore axis centered with respect to the bore, the grip body defining an upper location and a lower location, the upper location being closer to the upper cap end than the lower mouth end and the lower location being closer to the lower mouth end than the upper cap end, the grip body including a front side, a back side, a left side, and a right side, the grip body defining a width between the left and right sides and a depth between the front and back sides, and the grip body further including a protrusion generally defined by the back side adjacent the upper location, the protrusion having at least a portion extending along the depth in a direction from the front side toward the back side and having at least a portion extending along a length of the grip body in a direction from the upper location toward the lower location, the portion extending along the length of the grip body being longer than the portion extending along the depth defined by the grip body, wherein an overall length of the protrusion as measured from the upper cap end to a portion of the grip body that defines a generally constant cross-sectional dimension taken in an orientation perpendicular to the bore axis adjacent the lower location is at least about 40 percent of the overall length of the grip body.
The accompanying drawings are included to provide a further understanding of the inventive aspects of the present disclosure and are incorporated in and constitute a part of this specification. The drawings illustrate exemplary embodiments of the present disclosure and together with the description serve to further explain the principles of the disclosure. Other aspects of the present disclosure and many of the advantages of the present disclosure will be readily appreciated as the present disclosure becomes better understood by reference to the following Detailed Description Section when considered in connection with the accompanying drawings, and wherein:
The present disclosure is directed to various embodiments of golf putter grips that comprise unique geometric profiles that have been found to promote consistent hand placement, lower hand pressure, and a more consistent and controlled release of the putter face through impact.
Illustrated generally herein are three unique grip geometries. All of the grips discussed herein share one common feature, referred to herein as a reverse taper, which will be described in further detail below.
According to the present disclosure, a reverse taper can be described as a geometry that increases in overall circumference from a cap end (upper portion) of the grip to a mouth end (lower portion) of the grip. A reverse taper, as will be described herein in further detail, can be symmetrical about the shaft axis or can be provided in just one plane. It should be noted that the term “taper” generally implies a gradual change in the size of a given dimension, rather than an abrupt change. The purpose of the reverse taper provided by the grips of the present disclosure is to maintain a specific hand articulation and grip pressure throughout the putting stroke, aiding timing, swing path, and face angle at impact, which are all primary elements that lead to consistent putting.
According to the present disclosure, as noted above, three unique grip geometries are discussed. A first embodiment of a putter grip that comprises a reverse taper geometry and that will be described in further detail herein may be referred to as the round grip 100. A second embodiment of a putter grip that comprises a reverse taper geometry and that will be described in further detail herein may be referred to as the flat grip 1100. The flat grip 1100 is similar in geometry to the round grip 100 except for the provision of flatter right and left sides of the grip.
And, a third embodiment of a putter grip that comprises a reverse taper geometry and that will be described in further detail herein may be referred to as the pistol grip 2100.
As will be discussed, each design may feature a front flat (or paddle) and also incorporates a reverse taper geometry that tapers (e.g., varies, transitions) in an X axis orientation as the grip extends in a lengthwise orientation of the grip (e.g., along a central longitudinal axis of the grip). The X axis orientation is defined as the dimension extending across a width of the grip from a right side to a left side of the grip, as illustrated in
Now referring to
Still referring to
The grip 100 comprises a grip body 104 having a length L that extends between an upper cap end 108 and a lower mouth end 110. The grip body 104 includes a bore 112 that extends longitudinally through the grip body 104 between the upper cap end 108 and the lower mouth end 110. The bore 112 is configured to receive the shaft of the golf club. The bore 112 defines a longitudinal bore axis A centered with respect to the bore 112.
As discussed above, the round grip 100 incorporates a reverse taper geometry in at least the X axis orientation. In the depicted embodiment, as shown in
It should be noted that in the depicted embodiments, the upper location 118 of the grip body 104 is generally adjacent the cap end 108 of the grip 100. The lower location 120 of the grip body 104, as shown, is generally in the vicinity of the mouth end 110 of the grip 100. However, as shown, a chamfered portion 122 of the grip body 104 is provided directly at the mouth end 110, to provide a transition from the enlarged lower end of the tapered portion 106 to the golf club shaft, and, it will be understood that the reverse taper geometry referred to herein does not apply to this chamfered area 122 of the grip 100.
As shown in
According to one example embodiment, the taper provided in the X axis orientation is configured such that a width WL at the end of the lower location 120 is at least 1.1 times or at least 1.2 times as large as a width WU at the end of the upper location 118. In one example, the width WL at the end of the lower location 120 is in the range of 1.1-1.4 times as large as a width WU at the end of the upper location 118. In the depicted example, the reverse taper provided in the X axis orientation is provided by configuring the grip body such that reverse taper angles are provided at both the left and right sides of the grip body. In one example, a reverse taper angle A of at least 0.5 degrees, or at least 0.6 degrees or at least 0.7 degrees is provided at each of the left and right sides. Please see
As also noted above, the golf grips of the present disclosure each feature a front flat 132 (or paddle) defined by a front surface 134 of the front side 124 of the grip body 104. The front flat or paddle 132 is designed to aid gripping pressure, thumb placement, feel, and consistency of the putting stroke. The front flat 132 is provided with a width WF with a reverse taper geometry similar to the overall shape of the width W of the grip body 104 in the X axis orientation. As noted above, the reverse taper geometry that affects the overall outer cross-sectional profile size of the grip 100 can be provided at various portions of the grip 100. The reverse taper geometry that is provided in the X axis orientation for the overall width W of the grip might be slightly different in taper rate for the width WF of the front paddle 132 of the grip 100, as will be described below.
Still referring to
The front flat or paddle 132 is defined such that the tapered portion 106 has a second cross-sectional dimension D2 that extends from the bore axis A to the left transition location 136 and a third cross-sectional dimension D3 that extends from the bore axis A to the right transition location 138, the first, second and third cross-sectional dimensions D1, D2, D3 being measured in an orientation perpendicular to the bore axis A. Because the paddle 132 is flat in cross-sectional profile, or at least flatter than the cross-sectional profiles of the left and right sides of the grip which curve about the bore axis, the second and third cross-sectional dimensions D2, D3 are larger than the first cross-sectional dimension D1.
As also noted above, the round grip 100 shown in
The taper results in an increase in overall depth D from the depth DU at the upper location 118 that is at the upper end cap 108 in the depicted embodiment to the maximum depth DL defined at the lower location 120 that is adjacent the lower mouth end 110. As shown in
According to certain aspects, in the depicted example embodiment of
According to certain embodiments, the round grip 100 of
According to a preferred embodiment, the round grip 100 of
And, according to a preferred embodiment, the round grip 100 defines a taper rate for the front flat 132 that is about 0.028 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.008 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
It should be noted that certain taper rates, angles, and percentages specified in the present disclosure may be for specific preferred example embodiments that are designed to be commercial embodiments of the grips, and are not intended to be limiting in any nature. Other taper rates, angles, and percentages that are within the broader ranges specified herein are certainly contemplated for all of the different versions of the grips.
Each of the noted grips (round, flat, and pistol) may be provided in a plurality of different sizes to accommodate different user preferences.
According to certain embodiments, the round grip 200 of
According to a preferred embodiment, the round grip 200 of
And, according to a preferred embodiment, the round grip 200 defines a taper rate for the front flat 232 that is about 0.028 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.009 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
A third example of a round grip 300 having even a larger size as compared to the grips 100, 200 of
According to certain embodiments, the round grip 300 of
According to a preferred embodiment, the round grip 300 of
And, according to a preferred embodiment, the round grip 300 defines a taper rate for the front flat 332 that is about 0.036 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.010 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
Now referring to
As noted above, the flat grip 1100 also features a front flat paddle 1132 and also incorporates a reverse taper geometry in both the X axis orientation and in the Y axis orientation.
Similar to the round grip 100/200/300, the flat grip 1100 of
And, similar to the round grip 100/200/300, the tapered portion 1106 of the grip body 1104 of the flat grip 1100 provided in the X axis orientation is configured such that a width WL at the end of the lower location 1120 is at least 1.1 times or at least 1.2 times as large as a width WU at the end of the upper location 1118. In one example, the width WL at the end of the lower location 1120 is in the range of 1.1-1.4 times as large as a width WU at the end of the upper location 1118. In the depicted example, the reverse taper provided in the X axis orientation is provided by configuring the grip body such that reverse taper angles are provided at both the left and right sides of the grip body. In one example, a reverse taper angle A of at least 0.5 degrees, or at least 0.6 degrees or at least 0.7 degrees is provided at each of the left and right sides.
Regarding the Y axis orientation, the taper provided in the Y axis orientation for the flat grip 1100 is similar to that for the round grip 100/200/300.
According to one example embodiment, the taper provided in the Y axis orientation as the grip extends in a lengthwise orientation is configured such that such that a depth DL at the end of the lower location 1120 is at least 1.04 times or at least 1.06 times or at least 1.08 times as large as a depth DU at the end of the upper location 1118. In one example, the depth DL at the end of the lower location 1120 is in the range of 1.02-1.10 times as large as a depth DU at the end of the upper location 1118. In the depicted example, the reverse taper provided in the Y axis orientation is provided by configuring the grip body such that a reverse taper angle is provided only at the back side of the grip body and not the front side. In one example, a reverse taper angle B of at least 0.2 degrees, or at least 0.3 degrees or at least 0.4 degrees is provided at the back side. In a preferred example, the taper angles A corresponding to the sides of the grip are larger than the taper angle B corresponding to the reverse taper angle provided in the Y axis orientation.
As shown for the flat grip 1100 in
According to certain embodiments, the flat grip 1100 of
According to a preferred embodiment, the flat grip 1100 of
And, according to a preferred embodiment, the flat grip 1100 defines a taper rate for the front flat 1132 that is about 0.030 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.006 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
The flat grip, similar to the round grip, may be provided in a plurality of different sizes to accommodate different user preferences.
According to certain embodiments, the flat grip 1200 of
According to a preferred embodiment, the flat grip 1200 of
And, according to a preferred embodiment, the flat grip 1200 defines a taper rate for the front flat 1232 that is about 0.033 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.007 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
A third example of a flat grip 1300 having even a larger size as compared to the grips 1100, 1200 of
According to certain embodiments, the flat grip 1300 of
According to a preferred embodiment, the flat grip 1300 of
And, according to a preferred embodiment, the flat grip 1300 defines a taper rate for the front flat 1332 that is about 0.036 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. And, such a preferred embodiment may define an overall taper rate of 0.008 mm change in depth in the Y axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
Now referring to
The reverse taper provided in the X axis orientation for the pistol grip 2100 is designed to promote light consistent hand pressure while accommodating various gripping styles. The pistol feature 2140 of the pistol grip 2100, which is generally defined as a localized protrusion in the upper section of the grip 2100, incorporates a design that is different to current pistol designs commonly found in the market today. The unique pistol feature 2140 defines a length LP that extends to about 50 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. The pistol feature 2140 also incorporates an angle of attack of 8 degrees, as measured from the bore axis A. The purpose of these noted pistol features is to secure the golfer's upper hand and ensure consistent hand placement, as shown for example in
In a specific preferred embodiment that may be considered a commercial embodiment of the pistol grip 2100, the pistol feature 2140 has a length LP that is 50.3 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. In other embodiments, the pistol feature 2140 may define a length LP that is at least about 30 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. In other embodiments, the pistol feature 2140 may define a length LP that is at least about 40 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. In other embodiments, the pistol feature 2140 may define a length LP that is at least about 50 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. In other embodiments, the pistol feature 2140 may define a length LP that is between about 30 to 60 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110. In yet other embodiments, the pistol feature 2140 may define a length LP that is between about 40 to 55 percent of the overall length L of the grip 2100 from the cap end 2108 to the mouth end 2110.
Further, as shown in
The reverse taper provided along the X axis for the pistol grip 2100 defines a unique taper rate that is designed to aid gripping pressure, thumb placement, feel, and consistency of stroke. As noted above, the pistol feature 2140 is enlarged compared to existing designs in the market, extending to about 50 percent of the overall grip length L in a preferred embodiment. And, furthermore, the pistol grip 2100 defines the significant flat sidewall 2142 on both the right side and the left side of the pistol feature 2140 that aids upper hand placement and orientation specific to the putter face, as illustrated in
Still referring to
Similar to the round and flat grips, the pistol grip 2100 of
And, similar to the round and flat grips, the tapered portion 2106 of the grip body 2104 of the pistol grip 2100 provided in the X axis orientation is configured such that a width WL at the end of the lower location 2120 is at least 1.1 times or at least 1.2 times as large as a width WU at the end of the upper location 2118. In one example, the width WL at the end of the lower location 2120 is in the range of 1.1-1.4 times as large as a width WU at the end of the upper location 2118. In the depicted example, the reverse taper provided in the X axis orientation is provided by configuring the grip body such that reverse taper angles are provided at both the left and right sides of the grip body. In one example, a reverse taper angle A of at least 0.5 degrees, or at least 0.6 degrees or at least 0.7 degrees is provided at each of the left and right sides.
According to certain embodiments, the pistol grip 2100 of
According to a preferred embodiment, the pistol grip 2100 of
And, according to a preferred embodiment, the pistol grip 2100 defines a taper rate for the front flat 2132 that is about 0.027 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip. In such an example, the ratio of the length LP of the piston feature 2140 may be about 50.3% of the overall length L of the grip body 2104 for a preferred embodiment, as discussed above.
The pistol grip, similar to the round and flat grips, may be provided in a plurality of different sizes to accommodate different user preferences.
According to certain embodiments, the pistol grip 2200 of
According to a preferred embodiment, the pistol grip 2200 of
And, according to a preferred embodiment, the pistol grip 2200 defines a taper rate for the front flat 2232 that is about 0.019 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
In such an example, the ratio of the length LP of the piston feature 2240 may be about 50.3% of the overall length L of the grip body 2204 for a preferred embodiment. And, according to such an example, the surface area of the flat sidewall 2242 of the pistol feature 2240 on each of the right and left sides of the grip 2200 may be approximately 20.18 cm2 for a preferred embodiment.
A third example of a pistol grip 2300 having even a larger size as compared to the grips 2100, 2200 of
According to certain embodiments, the pistol grip 2300 of
According to a preferred embodiment, the pistol grip 2300 of
And, according to a preferred embodiment, the pistol grip 2300 defines a taper rate for the front flat 2332 that is about 0.021 mm change in width in the X axis orientation for every mm of length of the grip along the entire tapered portion of the grip.
In such an example, the ratio of the length LP of the piston feature 2340 may be about 50.3% of the overall length L of the grip body 2304 for a preferred embodiment. And, according to such an example, the surface area of the flat sidewall 2342 of the pistol feature 2340 on each of the right and left sides of the grip 2300 may be approximately 28.85 cm2 for a preferred embodiment.
The above specification, examples provide a complete description of the manufacture and use of the disclosure. Since many embodiments of the disclosure can be made without departing from the spirit and scope of the inventive aspects, the inventive aspects reside in the claims hereinafter appended.
This application claims the benefit of U.S. Provisional Application Ser. No. 63/516,366, filed Jul. 28, 2023, the disclosure of which is hereby incorporated by reference in its entirety.
Number | Date | Country | |
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63516366 | Jul 2023 | US |