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Golf club

  • US 9,492,722 B2
  • Filed: 12/31/2013
  • Issued: 11/15/2016
  • Est. Priority Date: 11/12/2013
  • Status: Active Grant
First Claim
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1. A golf club head for an iron-type golf club, comprising:

  • a cavity-back iron-type body including a heel portion, a sole portion, a toe portion, a top-line portion, and a face portion, wherein said sole portion extends rearwardly from a lower end of said face portion and the body defines a cavity behind the face portion;

    wherein the face portion includes an ideal striking location that defines the origin of a coordinate system in which an x-axis is tangential to the face portion at the ideal striking location and is parallel to a ground plane when the body is in a normal address position, a y-axis extends perpendicular to the x-axis and is also parallel to the ground plane, and a z-axis extends perpendicular to the ground plane, wherein a positive x-axis extends toward the heel portion from the origin, a positive y-axis extends rearwardly from the origin, and a positive z-axis extends upwardly from the origin;

    wherein the club head includes a central region in which −

    25 mm<

    x<

    25 mm and the central region of the face portion is devoid of channels;

    wherein at least one channel is defined in the face portion in a location outside of the central region and proximate to the toe portion, the at least one channel being defined through an entire thickness of the face portion;

    wherein at least one stress relief is included with the at least one channel; and

    wherein the at least one stress relief is a thickened face portion in regions proximate to ends of the channel.

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