Callaway Golf Company

Michael J Hallack

Larry G Tang

Luke R Williams

Evan D Gibbs

Matthew T Cackett

Alan Hocknell

Ronald K Hettinger

Daniel M Stevens

Philip G Foster

J Andrew Galloway

Denver Holt

Augustin W Rollinson

Matthew Myers

James A Seluga

Kevin Weejoung Kim

Matthew S Hoffmeyer

Jeremy R Hanhart

Homer G Aguinaldo

Christopher A G Nunez

Christopher Ag Nunez

A golf club head comprising a body and a plurality of stiffening members, the tension or compression of which can be adjusted, is disclosed herein. The body comprises a face section, a sole section, and a crown section or a return section, and also defines a hollow interior. Each of the plurality of stiffening members is at least partially disposed within the hollow interior, and extends from the crown section or return section to the sole section to reduce stresses placed on the face during impact with a golf ball. The compression or tension of the stiffening members may be adjusted to affect the stresses experienced by the golf club head upon impact with a golf ball.

Golf club head having adjustable stress-reducing structures

Golf club head

A golf club head () having a substantially square or rectangular body is disclosed herein. The golf club head () preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head () preferably has a face component (), a mid-body () and an aft-weight component (). The golf club head () preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared.

Growing community of inventors

Carlsbad, CA, United States of America

Michael J Hallack