Golf irons with sealed undercut
First Claim
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1. A cavity-back golf club head for an iron-type golf club, the golf club head comprising:
- a club head body including a face, a sole adjoining the face, and a rear wall adjoining the sole, wherein the face, the sole, and the rear wall define an undercut volume, the rear wall including at an upper edge thereof a threshold surface defining an upper threshold of the undercut volume, and a sloped ledge adj oining the threshold surface and projecting at an oblique angle from the threshold surface into the undercut volume;
a first insert between a rear surface of the face and the sloped ledge of the rear wall within the undercut volume to thereby define a fluidly sealed empty cavity within the undercut volume; and
a second insert secured to the club head body and including a concave recess defining an open cavity extending from the rear wall toward the face,wherein the first insert includes a top surface and a sloped surface projecting at an oblique angle from the top surface, the top surface of the first insert being seated against a bottom surface of the second insert, and the sloped surface being seated against the sloped ledge of the rear wall,wherein the second insert includes a reinforcing feature extending across the open cavity.
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Abstract
A golf club head includes a body, a first polymeric insert, and a second polymeric insert. The body includes a face, a sole, and a rear wall that collectively define an undercut volume. The first polymeric insert is provided within the undercut volume to define a sealed cavity within the undercut volume; and, the second polymeric insert is secured to the body and defines an open cavity extending from the rear wall toward the face.
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Citations
20 Claims
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1. A cavity-back golf club head for an iron-type golf club, the golf club head comprising:
a club head body including a face, a sole adjoining the face, and a rear wall adjoining the sole, wherein the face, the sole, and the rear wall define an undercut volume, the rear wall including at an upper edge thereof a threshold surface defining an upper threshold of the undercut volume, and a sloped ledge adj oining the threshold surface and projecting at an oblique angle from the threshold surface into the undercut volume; a first insert between a rear surface of the face and the sloped ledge of the rear wall within the undercut volume to thereby define a fluidly sealed empty cavity within the undercut volume; and a second insert secured to the club head body and including a concave recess defining an open cavity extending from the rear wall toward the face, wherein the first insert includes a top surface and a sloped surface projecting at an oblique angle from the top surface, the top surface of the first insert being seated against a bottom surface of the second insert, and the sloped surface being seated against the sloped ledge of the rear wall, wherein the second insert includes a reinforcing feature extending across the open cavity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A golf club head comprising:
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a club head body including a face, a sole, and a rear wall, wherein the face, the sole, and the rear wall define an undercut volume, the rear wall including a threshold surface at an upper threshold of the undercut volume, and a sloped ledge adj oined to and projecting at an obtuse angle from the threshold surface; a first insert interference fit between a rear surface of the face and the sloped ledge of the rear wall within the undercut volume to thereby restrict fluid access to the undercut volume, a second insert secured to the rear surface of the face and extending to the rear wall, wherein the second insert includes a concave recess that defines an open cavity, the second insert trapping the first insert between the second insert and the sloped ledge of the rear wall, wherein the first insert includes a top surface seated against a bottom surface of the second insert, and a sloped surface projecting at an oblique angle from the top surface and seated against the sloped ledge of the rear wall, wherein the second insert includes a reinforcing feature extending across the open cavity. - View Dependent Claims (15, 16, 17, 18)
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19. A club head for an iron-type golf club, the club head comprising:
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a club head body including a face, a sole adj oining a bottom end of the face, a rear wall opposite the face and adjoining the sole, and a topline opposite the sole and adjoining a top end of the face, wherein the face, the sole, and the rear wall cooperatively define an undercut volume proximate the sole, the rear wall including at an upper edge thereof a threshold surface defining an upper threshold of the undercut volume, and a sloped ledge adjoined to and projecting at an obtuse angle from the threshold surface into the undercut volume; a first insert between a rear surface of the face and the sloped ledge of the rear wall, the first insert fluidly sealing the undercut volume, a second insert attached to the club head body adjacent the topline and the face, the second insert defining an open cavity between the topline and the undercut volume, wherein the first insert includes a top surface seated flush against a bottom surface of the second insert, and a sloped surface projecting at an oblique angle from the top surface and seated flush against the sloped ledge of the rear wall, wherein the second insert includes a reinforcing feature extending across the open cavity. - View Dependent Claims (20)
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Specification