Golf club head
Disclosed herein is a golf club head comprising at least one crown opening and at least one crown insert attached to the body and covering the at least one crown opening. The golf club head further comprises at least one sole opening and at least one sole insert attached to the body and covering the at least one sole opening. The golf club head additionally includes at least one weight member configured to clamp first and second ledges at selected locations along a sliding weight track. The golf club head also comprise a coefficient of restitution (COR) feature located on the sole of the golf club head. The at least one crown insert is formed from a composite material having a density between 1 g/cc and 2 g/cc. The at least one sole insert is formed from a composite material having a density between 1 g/cc and 2 g/cc.
1 . A golf club head, comprising:
a body, defining an interior cavity and comprising:
a sole portion, positioned at a bottom portion of the golf club head;
a crown portion, positioned at a top portion of the golf club head;
a skirt portion, positioned around a periphery of the golf club head between the sole portion and the crown portion;
a forward region;
a rearward region;
a face portion, at the forward region of the body and comprising a strike face; and
a frame comprising a first crown opening, a first sole opening, and a second sole opening, a first portion of the frame separating the first sole opening and the second sole opening;
a first weight configured to be secured to the body rearward of at least one of the first sole opening and the second sole opening; and
a crown insert attached to the frame and covering the first crown opening;
wherein:
a lower portion of the frame includes a heel-side shaft connection port, including a fastener opening for connecting a flight control technology (FCT) component;
the golf club head has a crown height, as measured relative to a ground plane when the club head is in a normal address position on the ground plane;
a first crown height is defined at a face-to-crown transition region where the face connects to a crown of the club head near a front end of the frame, a second crown height is defined at a crown-to-skirt transition region where the crown connects to a skirt of the golf club head near an aft end of the frame, and a maximum crown height is located on the crown insert rearward of the first crown height and forward of the second crown height;
the maximum crown height is greater than both the first and second crown heights;
the golf club head has a total club head mass between 190 grams and 210 grams, a mass of the club head located above half of a peak crown height is less than or equal to 77 grams, and a percentage of the mass of the club head located above half of the peak crown height is less than or equal to 39% of the total club head mass of the golf club head; and
the golf club head has a moment of inertia about a CG z-axis (Izz) and a moment of inertia about a CG x-axis (Ixx), and a ratio of Ixx to Izz is at least 0.62 and Izz is greater than 400 kg-mm{circumflex over ( )}2.
2 . The golf club head according to claim 1 , wherein the first portion of the frame, separating the first sole opening and the second sole opening, is a cross-support and is located toe-ward of a club head origin.
3 . The golf club head according to claim 2 , wherein at least a portion of the first sole opening is on a toe side of the body and at least a portion of the second sole opening is on the toe side of the body.
4 . The golf club head according to claim 3 , wherein at least a portion the first sole opening is forward of the second sole opening.
5 . The golf club head according to claim 3 , further comprising a first sole insert attached to the frame and covering the first sole opening and the second sole opening.
6 . The golf club head according to claim 1 , wherein the first portion of the frame, separating the first sole opening and the second sole opening, extends in a substantially front to back direction.
7 . The golf club head according to claim 6 , wherein at least a portion of the first sole opening is on a toe side of the body and at least a portion of the second sole opening is on a heel side of the body.
8 . The golf club head according to claim 7 , further comprising:
a first sole insert attached to the frame and covering the first sole opening; and
a second sole insert attached to the frame and covering the second sole opening.
9 . The golf club head according to claim 6 , wherein:
the first portion of the frame, separating the first sole opening and the second sole opening, has a variable width as measured in a heel to toe direction;
the first portion of the frame has a first width proximate a forward portion of the first sole opening and a second width proximate a rearward portion of the first sole opening; and
the second width is greater than the first width.
10 . The golf club head according to claim 6 , wherein the first portion of the frame, separating the first sole opening and the second sole opening, has a variable width, as measured in a heel to toe direction, that increases proximate a rear portion of the club head.
11 . The golf club head according to claim 6 , wherein:
the first portion of the frame, separating the first sole opening and the second sole opening, has a toe-side wall, proximate the first sole opening, and a heel-side wall, proximate the second sole opening; and
the toe-side wall and the heel-side wall diverge from one another proximate the rearward region.
12 . The golf club head according to claim 1 , wherein the frame further comprises a spine portion extending from a rearward portion of the first crown opening to a forward portion of the first crown opening.
13 . The golf club head according to claim 12 , wherein the crown insert covers the spine portion.
14 . The golf club head according to claim 1 , further comprising:
a first sole insert, attached to the frame and covering the first sole opening;
a second sole insert, attached to the frame and covering the second sole opening; and
a weight track;
wherein at least one of the first sole insert and the second sole insert overhangs the weight track.
15 . The golf club head according to claim 14 , further comprising a coefficient of restitution (COR) feature formed in the sole portion of the body between the face portion and the weight track.
16 . The golf club head according to claim 1 , further comprising a coefficient of restitution (COR) feature formed in the sole portion of the frame behind the face portion and forward of the first sole opening and the second sole opening.
17 . The golf club head according to claim 1 , further comprising a second weight configured to be secured to the body.
18 . The golf club head according to claim 1 , further comprising a second weight configured to be secured to the body at the forward region.
19 . The golf club head according to claim 1 , wherein the first weight is selectively adjustable to adjust a CGy coordinate of the golf club head within a range of adjustability of between 3 mm and 8 mm.
20 . The golf club head according to claim 1 , wherein the first weight is selectively adjustable to adjust a CGx coordinate of the golf club head within a range of adjustability of between 2 mm and 8 mm.
21 . A golf club head, comprising:
a body, defining an interior cavity and comprising:
a sole portion, positioned at a bottom portion of the golf club head;
a crown portion, positioned at a top portion of the golf club head;
a skirt portion, positioned around a periphery of the golf club head between the sole portion and the crown portion;
a forward region;
a rearward region;
a face portion, at the forward region of the body and comprising a strike face; and
a frame comprising a first crown opening and one or more sole openings;
a first weight configured to be secured to the body rearward of the one or more sole openings;
a crown insert attached to the frame and covering the first crown opening; and
a single sole insert attached to the frame, covering the one or more sole openings, and extending from a heel portion of the golf club head, across a center portion of the golf club head, to a toe portion of the golf club head;
wherein:
a lower portion of the frame includes a heel-side shaft connection port, including a fastener opening for connecting a flight control technology (FCT) component;
the golf club head has a crown height, as measured relative to a ground plane when the club head is in a normal address position on the ground plane;
a first crown height is defined at a face-to-crown transition region where the face connects to a crown of the club head near a front end of the frame, a second crown height is defined at a crown-to-skirt transition region where the crown connects to a skirt of the golf club head near an aft end of the frame, and a maximum crown height is located on the crown insert rearward of the first crown height and forward of the second crown height;
the maximum crown height is greater than both the first and second crown heights;
the golf club head has a total club head mass between 190 grams and 210 grams, a mass of the club head located above half of a peak crown height is less than or equal to 77 grams, and a percentage of the mass of the club head located above half of the peak crown height is less than or equal to 39% of the total club head mass of the golf club head; and
the golf club head has a moment of inertia about a CG z-axis (Izz) and a moment of inertia about a CG x-axis (Ixx), and a ratio of Ixx to Izz is at least 0.62 and Izz is greater than 400 kg-mm{circumflex over ( )}2.
22 . The golf club head according to claim 21 , further comprising a second weight configured to be secured to the body.
23 . The golf club head according to claim 22 , wherein the second weight is configured to be secured to the body at the forward region and forward of the one or more sole openings.
24 . The golf club head according to claim 21 , wherein the first weight is selectively adjustable to adjust a CGy coordinate of the golf club head within a range of adjustability of between 3 mm and 8 mm.
25 . The golf club head according to claim 21 , wherein the first weight is selectively adjustable to adjust a CGx coordinate of the golf club head within a range of adjustability of between 2 mm and 8 mm.
26 . The golf club head according to claim 21 , further comprising a coefficient of restitution (COR) feature formed in the sole portion of the frame behind the face portion and forward of the one or more sole openings.