Club head sets with varying characteristics and related methods
First Claim
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1. A golf club head comprising:
- a head body comprising;
a front face; and
a back portion comprising;
heel region;
a toe region;
a center region between the heel and toe regions;
a back end extended between the heel and toe regions; and
a cavity comprising;
a cavity heel zone;
a cavity toe zone;
a cavity center zone between the cavity heel and toe zones;
a cavity inner section comprising a cavity inner wall located towards the front face;
a cavity outer section comprising a cavity outer wall located towards the back end;
a cavity heel end wall at a heel end of the cavity; and
a cavity toe end wall at a toe end of the cavity; and
an insert configured to be at least partially housed in the cavity and comprising;
an insert heel zone;
an insert toe zone; and
an insert center zone;
wherein;
the insert is in direct contact with the cavity inner wall when at least partially housed in the cavity;
the head body comprises a single piece having the front face and the back portion;
a density of the head body is greater than a density of the insert;
the cavity is wider at the cavity center zone, in a direction from the front face toward the back portion, than at the cavity heel and toe zones;
the cavity inner wall comprises;
a cavity inner wall centerpoint at the cavity center zone;
a cavity inner wall heel end at the cavity heel zone;
a cavity inner wall toe end at the cavity toe zone;
a cavity heel-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall heel end; and
a cavity toe-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall toe end;
this cavity outer wall comprises;
a cavity outer wall heel end at the cavity heel zone; and
a cavity outer wall toe end at the cavity toe zone;
a center face-to-inner-cavity distance comprises a shortest path from the front face to the cavity inner wall centerpoint;
a heel-side face-to-inner-cavity distance comprises a shortest path from the front face to a midpoint of the cavity heel-ward inner segment;
a toe-side face-to-inner-cavity distance comprises a shortest path from the front face and to a midpoint of the cavity toe-ward inner segment;
the heel-side face-to-inner-cavity distance and the toe-side face-to-inner-cavity distance are greater than the center face-to-inner-cavity distance;
the insert comprises an insert inner wall complementary to the cavity inner wall;
the cavity heel-ward inner segment of the cavity inner wall is substantially straight;
the cavity toe-ward inner segment of the cavity inner wall is substantially straight;
the cavity heel-ward inner segment and the cavity toe-ward inner segment intersect at the cavity inner wall centerpoint;
a first angle from the cavity heel-ward inner segment to the cavity toe-ward inner segment is obtuse;
the cavity heel end wall separates the cavity inner wall heel end away from the cavity outer wall heel end; and
the cavity toe end wall separates the cavity inner wall toe end away from the cavity outer wall toe end.
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Abstract
Embodiments of golf clubs head sets with varying characteristics are disclosed herein. Other examples and related methods are also generally described herein.
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Citations
19 Claims
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1. A golf club head comprising:
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a head body comprising; a front face; and a back portion comprising; heel region; a toe region; a center region between the heel and toe regions; a back end extended between the heel and toe regions; and a cavity comprising; a cavity heel zone; a cavity toe zone; a cavity center zone between the cavity heel and toe zones; a cavity inner section comprising a cavity inner wall located towards the front face; a cavity outer section comprising a cavity outer wall located towards the back end; a cavity heel end wall at a heel end of the cavity; and a cavity toe end wall at a toe end of the cavity; and an insert configured to be at least partially housed in the cavity and comprising; an insert heel zone; an insert toe zone; and an insert center zone; wherein; the insert is in direct contact with the cavity inner wall when at least partially housed in the cavity; the head body comprises a single piece having the front face and the back portion; a density of the head body is greater than a density of the insert; the cavity is wider at the cavity center zone, in a direction from the front face toward the back portion, than at the cavity heel and toe zones; the cavity inner wall comprises; a cavity inner wall centerpoint at the cavity center zone; a cavity inner wall heel end at the cavity heel zone; a cavity inner wall toe end at the cavity toe zone; a cavity heel-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall heel end; and a cavity toe-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall toe end; this cavity outer wall comprises; a cavity outer wall heel end at the cavity heel zone; and a cavity outer wall toe end at the cavity toe zone; a center face-to-inner-cavity distance comprises a shortest path from the front face to the cavity inner wall centerpoint; a heel-side face-to-inner-cavity distance comprises a shortest path from the front face to a midpoint of the cavity heel-ward inner segment; a toe-side face-to-inner-cavity distance comprises a shortest path from the front face and to a midpoint of the cavity toe-ward inner segment; the heel-side face-to-inner-cavity distance and the toe-side face-to-inner-cavity distance are greater than the center face-to-inner-cavity distance; the insert comprises an insert inner wall complementary to the cavity inner wall; the cavity heel-ward inner segment of the cavity inner wall is substantially straight; the cavity toe-ward inner segment of the cavity inner wall is substantially straight; the cavity heel-ward inner segment and the cavity toe-ward inner segment intersect at the cavity inner wall centerpoint; a first angle from the cavity heel-ward inner segment to the cavity toe-ward inner segment is obtuse; the cavity heel end wall separates the cavity inner wall heel end away from the cavity outer wall heel end; and the cavity toe end wall separates the cavity inner wall toe end away from the cavity outer wall toe end. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method comprising:
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providing an insert for a golf club head; and providing a head body of the golf club head; wherein; providing the head body comprises; providing a front face; and providing a back portion comprising; a heel region; a toe region; a center region between the heel and toe regions; a back end extended between the heel and toe regions; and a cavity comprising;
a cavity heel zone;
a cavity toe zone;
cavity center zone between the cavity heel and toe zones;
a cavity inner section comprising a cavity inner wall located towards the front face;
a cavity outer section comprising a cavity outer wall located towards the back end;
a cavity heel end wall at a heel end of the cavity and angled relative to the cavity inner wall and the cavity outer wall; and
a cavity toe end wall at a toe end of the cavity and angled relative to the cavity inner wall and the cavity outer wall;providing the insert comprises; providing an insert heel zone; providing an insert toe zone; and providing an insert center zone; the insert is in direct contact with the cavity inner wall when at least partially housed in the cavity; the head body comprises a single piece having the front face and the back portion; a density of the head body is greater than a density of the insert; the cavity is wider at the cavity center zone, in a direction from the front face toward the back portion, than at the cavity heel and toe zones; the cavity inner wall comprises; a cavity inner wall centerpoint at the cavity center zone; a cavity inner wall heel end at the cavity heel zone; a cavity inner wall toe end at the cavity toe zone; a cavity heel-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall heel end; and a cavity toe-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall toe end; this cavity outer wall comprises; a cavity outer wall heel end at the cavity heel zone; and a cavity outer wall toe end at the cavity toe zone; a center face-to-inner-cavity distance comprises a shortest path from the front face to the cavity inner wall centerpoint; a heel-side face-to-inner-cavity distance comprises a shortest path from the front face and to a midpoint of the cavity heel-ward inner segment; a toe-side face-to-inner-cavity distance comprises a shortest path from the front face to a midpoint of the cavity toe-ward inner segment; the heel-side face-to-inner-cavity distance and the toe-side face-to-inner-cavity distance are greater than the center face-to-inner-cavity distance; the insert comprises an insert inner wall complementary to the cavity inner wall; the cavity heel-ward inner segment of the cavity inner wall is substantially straight; the cavity toe-ward inner segment of the cavity inner wall is substantially straight; the cavity heel-ward inner segment and the cavity toe-ward inner segment intersect at the cavity inner wall centerpoint; a first angle from the cavity heel-ward inner segment to the cavity toe-ward inner segment is obtuse; the cavity heel end wall separates the cavity inner wall heel end away from the cavity outer wall heel end; and the cavity toe end wall separates the cavity inner wall toe end away from the cavity outer wall toe end. - View Dependent Claims (15, 16, 17, 18)
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19. A golf club head comprising:
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a head body comprising; a front face; a back face; and a back portion comprising; a heel region; a toe region; a center region between the heel and toe regions; a back end extended between the heel and toe regions; and a cavity located between the back face and the back end and comprising; a cavity heel zone; a cavity toe zone; a cavity center zone between the cavity heel and toe zones; a cavity inner wall located towards the front face; a cavity outer wall located towards the back end; a cavity heel end wall at a cavity heel end of the cavity and angled relative to the cavity inner wall and the cavity outer wall; and a cavity toe end wall at a cavity toe end of the cavity and angled relative to the cavity inner wall and the cavity outer wall; an insert comprising; an insert heel zone; an insert toe zone; an insert center zone between the insert heel and toe zones; an insert inner wall complementary to the cavity inner wall; and an insert outer wall complementary to the cavity outer wall; and a moment of inertia about the center region; wherein; the insert is configured to be at least partially housed in the cavity and in direct contact with the cavity inner wall; the cavity is wider, from the cavity inner wall to the cavity outer wall, at the cavity center zone than at the cavity heel and toe zones; the insert is wider, from the insert inner wall to the insert outer wall, at the insert center zone than at the insert heel and toe zones; a distribution of mass of the insert is centered closer to the insert center zone than the insert heel and toe zones; a density of the head body of the golf club head is greater than a density of the insert; a first portion of the moment of inertia contributed by the head body of the golf club head proximate the cavity heel and toe zones is greater than a second portion of the moment of inertia contributed by the insert at the insert heel and toe zones; the cavity inner wall comprises; a cavity inner wall centerpoint at the cavity center zone; a cavity inner wall heel end at the cavity heel zone; a cavity inner wall toe end at the cavity toe zone; a cavity heel-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall heel end; and a cavity toe-ward inner segment measured from the cavity inner wall centerpoint to the cavity inner wall toe end; this cavity outer wall comprises; a cavity outer wall heel end at the cavity heel zone; and a cavity outer wall toe end at the cavity toe zone; the cavity heel-ward inner segment is substantially straight; the cavity toe-ward inner segment is substantially straight; the cavity heel-ward inner segment and the cavity toe-ward inner segment intersect at the cavity inner wall centerpoint; a first angle from the cavity heel-ward inner segment to the cavity toe-ward inner segment is obtuse; the cavity heel end wall separates the cavity inner wall heel end away from the cavity outer wall heel end; the cavity toe end wall separates the cavity inner wall toe end away from the cavity outer wall toe end; the insert inner wall is angled complementarily to the cavity inner wall; a face-to-inner-cavity separation, measured the front face the cavity inner wall; increases throughout the cavity heel-ward inner segment of the cavity inner wall, from the cavity inner wall centerpoint towards the cavity heel zone; and increases throughout the cavity toe-ward inner segment of the cavity inner wall, from the cavity inner wall centerpoint towards the cavity toe zone; the insert comprises a grip portion to aid during removal of the insert from the cavity; the grip portion is configured to remain external to the cavity when the insert is housed in the cavity; the back portion comprises a back face opposite the front face and extended between the heel and toe regions; the cavity is located between the back face and the back end such that the cavity inner wall heel end and the cavity inner wall toe end are closer to the back face than to the back end; the first angle is greater than a second angle from the cavity heel-ward inner segment to the cavity heel end wall; the first angle is greater than a third angle from the cavity toe-ward inner segment to the cavity toe end wall; the second angle is greater than a fourth angle from the cavity heel end wall to the cavity outer wall; and the third angle is greater than a fifth angle from the cavity toe end wall to the cavity outer wall.
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Specification