GOLF CLUB HEAD
First Claim
1. A golf club head comprising a face part formed of a metallic material, the face part comprising:
- a thick-walled portion centrally located in the face part and configured as a substantially elliptical or circular shape having substantially arc-shaped depressions on two opposite sides thereof, each of the depressions being directed toward a center of the face part, wherein the thick-walled portion comprises;
a central portion having a first thickness which is greatest in the face part;
a first ridge surrounding the central portion and having a second thickness less than the first thickness; and
a first valley located between the central portion and the first ridge and having a third thickness less than the second thickness and;
an outer peripheral portion located on an outer periphery of the thick-walled portion, wherein the outer peripheral portion comprises;
two first areas respectively adjacent to the two substantially arc-shaped depressions of the thick-walled portion and having a fourth thickness less than the third thickness; and
two second areas respectively extending from the substantially elliptical or circular line of the thick-walled portion toward a toe side of a sole of the head and a heel side of a crown of the head and having a thickness greater than the fourth thickness.
1 Assignment
0 Petitions
Accused Products
Abstract
A golf club head is provided that includes a face part formed of a metallic material. The face part includes a thick-walled portion centrally located in the face part and configured as an elliptical or circular shape having depressions on two opposite sides thereof, and an outer peripheral portion located on the outer periphery thereof. The thick-walled portion includes a central portion having a first thickness which is greatest in the face part; a first ridge surrounding the central portion and having a second thickness less than the first thickness; and a first valley located between the central portion and the first ridge and having a third thickness less than the second thickness. The outer peripheral portion includes two first areas respectively adjacent to the two depressions of the thick-walled portion and having a fourth thickness less than the third thickness.
21 Citations
11 Claims
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1. A golf club head comprising a face part formed of a metallic material, the face part comprising:
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a thick-walled portion centrally located in the face part and configured as a substantially elliptical or circular shape having substantially arc-shaped depressions on two opposite sides thereof, each of the depressions being directed toward a center of the face part, wherein the thick-walled portion comprises; a central portion having a first thickness which is greatest in the face part; a first ridge surrounding the central portion and having a second thickness less than the first thickness; and a first valley located between the central portion and the first ridge and having a third thickness less than the second thickness and; an outer peripheral portion located on an outer periphery of the thick-walled portion, wherein the outer peripheral portion comprises; two first areas respectively adjacent to the two substantially arc-shaped depressions of the thick-walled portion and having a fourth thickness less than the third thickness; and two second areas respectively extending from the substantially elliptical or circular line of the thick-walled portion toward a toe side of a sole of the head and a heel side of a crown of the head and having a thickness greater than the fourth thickness. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification