US 11,986,709 B2
Multi-material golf club head
Stephen S. Murphy, Carlsbad, CA (US); Richard Sanchez, Temecula, CA (US); Grant M. Martens, San Diego, CA (US); Stephanie Luttrell, Carlsbad, CA (US); Christopher D. Harvell, San Marcos, CA (US); Darryl C. Galvan, El Cajon, CA (US); Noah de la Cruz, San Diego, CA (US); and David S. Cornelius, San Marcos, CA (US)
Assigned to Acushnet Company, Fairhaven, MA (US)
Filed by Acushnet Company, Fairhaven, MA (US)
Filed on Feb. 4, 2021, as Appl. No. 17/168,083.
Application 17/168,083 is a division of application No. 16/542,090, filed on Aug. 15, 2019, granted, now 10,940,371.
Application 16/542,090 is a continuation in part of application No. 16/042,979, filed on Jul. 23, 2018, granted, now 10,653,927, issued on May 19, 2020.
Prior Publication US 2021/0154539 A1, May 27, 2021
Int. Cl. A63B 53/04 (2015.01); A63B 60/54 (2015.01)
CPC A63B 53/0466 (2013.01) [A63B 60/54 (2015.10); A63B 53/0412 (2020.08); A63B 53/042 (2020.08); A63B 53/0437 (2020.08); A63B 2209/00 (2013.01)] 19 Claims
OG exemplary drawing
 
19. A golf club head comprising:
a frontal striking face portion located at a frontal end of said golf club head;
a rear body portion located at a rear portion of said golf club head;
a crown transition region, juxtaposed between said frontal striking face portion and said rear body portion, at a crown portion of said golf club head; and
a sole transition region, juxtaposed between said frontal striking face portion and said rear body portion, at a sole portion of said golf club head,
wherein said crown transition region has a thickness of between about 3.0 mm to about 4.5 mm and a depth of between about 8 mm to about 12 mm,
wherein said sole transition region has a thickness of between about 4.0 mm to about 6.0 mm and a depth of between about 3 mm to about 7 mm,
wherein said thickness of said crown transition region and said thickness of said sole transition region are different,
wherein said depth of said crown transition region and said depth of said sole transition region are different,
wherein a rear end of said sole transition region gradually decreases in thickness down to about 0.65 mm over a span of 4 mm, and
wherein a rear end of said crown transition region gradually decreases in thickness down to about 0.4 mm over a span of 2 mm.