US 11,998,811 B2
Golf club head with heel and toe stiffeners
Patrick C. Davis, Carlsbad, CA (US); and Michael J. Murphy, Carlsbad, CA (US)
Assigned to Topgolf Callaway Brands Corp., Carlsbad, CA (US)
Filed by Callaway Golf Company, Carlsbad, CA (US)
Filed on Jul. 28, 2022, as Appl. No. 17/875,664.
Application 17/875,664 is a continuation of application No. 17/367,479, filed on Jul. 5, 2021, granted, now 11,400,349, issued on Aug. 2, 2022.
Application 17/367,479 is a continuation of application No. 16/951,105, filed on Nov. 18, 2020, granted, now 11,052,293, issued on Jul. 6, 2021.
Claims priority of provisional application 63/077,601, filed on Sep. 12, 2020.
Prior Publication US 2022/0370863 A1, Nov. 24, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A63B 53/04 (2015.01); A63B 53/08 (2015.01)
CPC A63B 53/045 (2020.08) [A63B 53/0412 (2020.08); A63B 53/0416 (2020.08); A63B 53/0433 (2020.08); A63B 53/0437 (2020.08); A63B 53/0466 (2013.01); A63B 53/08 (2013.01); A63B 2053/0491 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A golf club head comprising:
a body comprising a sole portion, a front wall, a return portion, a hosel, a heel side with a heel side wall, a toe side with a toe side wall, and an interior cavity;
wherein the front wall comprises a striking face surface having a rear surface and a geometric face center;
a heel side stiffener comprising a first planar front surface, a first planar rear surface, a first upper edge connected to the return portion, a first lower edge connected to the sole portion, a first heel edge connected to the heel side wall, and a first toe edge;
a toe side stiffener comprising a second planar front surface, a second planar rear surface, a second upper edge connected to the return portion, a second lower edge connected to the sole portion, a second toe edge connected to the toe side wall, and a second heel edge;
wherein each of the heel side stiffener and the toe side stiffener is disposed entirely within the interior cavity;
wherein each of the first and second planar front surfaces extends approximately parallel with the rear surface of the front wall;
wherein the first toe edge is spaced a distance of at least 1 inch measured along a horizontal y-axis from the second heel edge;
wherein each of the heel side stiffener and the toe side stiffener has a midsection and has a variable thickness that tapers inwardly from the midsection between the respective planar front and planar rear surfaces towards at least one of the respective edges of each of the heel side and toe side stiffeners;
wherein the first toe edge is spaced a first distance of at least 0.25 inch measured along a horizontal y-axis from the geometric face center; and
wherein the second heel edge is spaced a second distance of at least 0.65 inch measured along the horizontal y-axis from the geometric face center.