Golf club head
AssigneeSumitomo Rubber Industries, Ltd.
InventorKenji Kii
Life of this patent
Estimating the term…
Abstract
A head 2 includes a face member fc1 formed by casting and a body member bd1 having an opening 20 on a hitting surface 4 side. The opening of the body member bd1 is covered by the face member fc1. The face member fc1 includes a flat plate portion PT forming the hitting surface 4 and a flange FL extending backward from a peripheral edge of the flat plate portion PT. The flange FL includes a first flange FL1 located in a top-side region, and a second flange FL2 located in a sole-side region. The flange FL is not provided in a toe-side region and a heel-side region. The flange FL is joined to the body member bd1.
Claims12
A golf club head comprising:
- a face member formed by casting;
- and
- a body member having an opening on a hitting surface side,
- wherein:
- the opening of the body member is covered by the face member;
- the face member includes a flat plate portion forming the hitting surface, and a flange extending backward from a peripheral edge of the flat plate portion;
- the flange includes a first flange located in a top-side region, and a second flange located in a sole-side region;
- the flange is not provided in a toe-side region and a heel-side region,
- the flange is joined to the body member;
- and
- a height H2 of the second flange is greater than a height H1 of the first flange.
A golf club head comprising:
- a face member formed by casting;
- and
- a body member having an opening on a hitting surface side,
- wherein:
- the opening of the body member is covered by the face member;
- the face member includes a flat plate portion forming the hitting surface, and a flange extending backward from a peripheral edge of the flat plate portion;
- the flange includes a first flange located in a top-side region, and a second flange located in a sole-side region;
- the flange is not provided in a toe-side region and a heel-side region,
- the flange is joined to the body member;
- and
- a thickness T2 of the second flange is smaller than a thickness T1 of the first flange.
A golf club head comprising:
- a face member formed by casting;
- and
- a body member having an opening on a hitting surface side,
- wherein:
- the opening of the body member is covered by the face member;
- the face member includes a flat plate portion forming the hitting surface, and a flange extending backward from a peripheral edge of the flat plate portion;
- the flange includes a first flange located in a top-side region, and a second flange located in a sole-side region;
- the flange is not provided in a toe-side region and a heel-side region,
- the flange is joined to the body member,
- the face member has a plurality of score lines,
- the score lines include a longest score line, and
- if a length of the first flange is represented by L1, and a length of the longest score line is represented by L3, then L1/L3 is equal to or greater than 0.7 and equal to or less than 1.2.
A golf club head wherein comprising:
- a face member formed by casting;
- and
- a body member having an opening on a hitting surface side,
- wherein:
- the opening of the body member is covered by the face member;
- the face member includes a flat plate portion forming the hitting surface, and a flange extending backward from a peripheral edge of the flat plate portion;
- the flange includes a first flange located in a top-side region, and a second flange located in a sole-side region;
- the flange is not provided in a toe-side region and a heel-side region,
- the flange is joined to the body member,
- the face member has a plurality of score lines,
- the score lines include a longest score line, and
- if a length of the second flange is represented by L2, and a length of the longest score line is represented by L3, then L2/L3 is equal to or greater than 0.7 and equal to or less than 1.2.
Dependencies are inferred from the claim text.