US 12,377,323 B1
Golf club head with miter joint for brazing
Eric Itokazu, Carlsbad, CA (US); Alex Power, Carlsbad, CA (US); Patrick Davis, Carlsbad, CA (US); and Matthew Myers, Carlsbad, CA (US)
Assigned to Topgolf Callaway Brands Corp., Carlsbad, CA (US)
Filed by Topgolf Callaway Brands Corp., Carlsbad, CA (US)
Filed on Oct. 14, 2024, as Appl. No. 18/914,953.
Application 18/914,953 is a continuation of application No. 18/913,116, filed on Oct. 11, 2024.
Application 18/913,116 is a continuation in part of application No. 18/903,297, filed on Oct. 1, 2024.
Application 18/903,297 is a continuation in part of application No. 18/232,297, filed on Aug. 9, 2023.
This patent is subject to a terminal disclaimer.
Int. Cl. A63B 53/04 (2015.01)
CPC A63B 53/042 (2020.08) [A63B 53/047 (2013.01)] 6 Claims
OG exemplary drawing
 
4. An iron-type golf club head comprising:
an iron-type body having an internal edge defining a recess, the iron-type body also comprising a first attachment surface formed continuously around an entire perimeter portion of the iron-type body, wherein the iron-type body is composed of a steel material, wherein the first attachment surface comprises a first section, a second section and at least one transition section, wherein the first section has a toe portion, a crown portion and a heel portion, wherein the second section is along a sole of the iron-type body, wherein the at least one transition section is between the first section and the second section;
a single material face insert having a second attachment surface, the face insert disposed over the recess, wherein the face insert is composed of a titanium alloy material, wherein the second attachment surface is formed continuously around an entire perimeter portion of the single material insert, wherein the second attachment surface comprises a first section, a second section and at least one transition section corresponding, respectively to the first section, the second section and the at least one transition section of the first attachment surface;
a copper brazing material between the first attachment surface and the second attachment surface;
wherein a miter joint is formed between the second attachment surface of the face insert and the first attachment surface of the iron-type body, wherein a first angle between the first section of the first attachment surface and the first section of the second attachment surface has an angle greater than a second angle between the second section of the first attachment surface and the second section of the second attachment surface, and wherein the at least one transition section has a third angle with a value between the first angle and the second angle.