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US 9,849,354 B2Granted
Club head sets with varying characteristics and related methods
AssigneeKarsten Manufacturing Corporation
InventorsRyan M. Stokke, Martin R. Jertson, Michael R. Nicolette, John A. Solheim
Life of this patent
Estimating the term…
Abstract
Embodiments of golf clubs head sets with varying characteristics are disclosed herein. Other examples and related methods are also generally described herein.
Claims20
A golf club head set comprising:
- a first golf club head comprising:
- a first strike face;
- a first back face opposite the first strike face;
- a first top end;
- a first bottom end opposite the first top end;
- a first toe end;
- a first toe region comprising the first toe end;
- a first heel end opposite the first toe end;
- a first heel region comprising the first heel end;
- and
- a first imaginary vertical axis extended substantially perpendicularly to a first imaginary horizontal centerline of the first back face, located approximately mid-way between the first toe end and the first heel end, extended through the first top end and the first bottom end, and demarcating the first heel region from the first toe region, wherein the first imaginary horizontal centerline is located approximately mid-way between the first top end and the first bottom end, extending through the first toe end and the first heel end;
- a first perimeter weight at the first back face extending away from the first strike face and along at least the first top end and the first bottom end of the first club head;
- a first hourglass support at the first back face traversing the first imaginary vertical axis and extending between the first perimeter weight at the first top end and the first perimeter weight at the first bottom end;
- wherein:
- the first hourglass support comprises:
- first top and bottom hourglass portions;
- a first middle hourglass portion narrower than the first top and bottom hourglass portions;
- and
- first heel and toe hourglass sidewalls defining the first top, middle, and bottom hourglass portions of the first hourglass support therebetween;
- the first middle hourglass portion is located above the first imaginary horizontal centerline to raise a center of gravity of the first golf club head
- and
- a first cavity located at the first back face only at the first toe region, the first cavity comprising:
- a first cavity base;
- and
- a first cavity wall at least partially enclosing the first cavity base and extending away from the first strike face;
- a first bar at the first cavity base protruding away from the first strike face;
- a first imaginary bar axis extending throughout a first length centerline of the first bar;
- and
- a first bar upper angle between the first imaginary vertical axis and the first imaginary bar axis;
- and
- a second golf club head comprising:
- a second strike face:
- a second back face opposite the second strike face:
- a second top end;
- a second bottom end opposite the second top end:
- a second toe end;
- a second toe region comprising the second toe end;
- a second heel end opposite the second toe end:
- a second heel region comprising the second heel end;
- and
- a second imaginary vertical axis extended substantially perpendicularly to a second imaginary horizontal centerline of the second back face, located approximately mid-way between the second toe end and the second heel end, extended through the second top end and the second bottom end, and demarcating the second heel region from the second toe region, wherein the second imaginary horizontal centerline is located approximately mid-way between the second top end and the second bottom end, extending through the second toe end and the second heel end;
- a second perimeter weight at the second back face extending away from the second strike face and along at least the second top end and the second bottom end of the second golf club head;
- and
- a second hourglass support at the second back face traversing the second imaginary vertical axis and extending between the second perimeter weight at the second top end and the second perimeter weight at the second bottom end;
- wherein:
- the second hourglass support comprises:
- second top and bottom hourglass portions;
- a second middle hourglass portion narrower than the second top and bottom hourglass portions;
- and
- second heel and toe hourglass sidewalls defining the second top, middle, and bottom hourglass portions of the second hourglass support therebetween;
- the second middle hourglass portion is located over the second imaginary horizontal centerline to raise a center of gravity of the second golf club head:
- and
- a second cavity located at the second back face only at the second toe region, the second cavity comprising:
- a second cavity base;
- and
- a second cavity wall at least partially enclosing the second cavity base and extending away from the second strike face;
- a second bar at the second cavity base protruding away from the second strike face;
- a second imaginary bar axis extending throughout a second length centerline of the second bar;
- and
- a second bar upper angle between the second imaginary vertical axis and the second imaginary bar axis;
- wherein
- the first golf club head comprises a first loft angle:
- the second golf club head comprises a second loft angle;
- the second loft angle is greater than the first loft angle;
- and
- the second bar upper angle is greater than the first bar upper angle.
63 more elements
A golf club head set comprising:
- a first golf club head comprising:
- a first strike face;
- a first back face opposite the first strike face;
- a first top end;
- a first bottom end opposite the first top end;
- a first toe end;
- a first toe region comprising the first toe end;
- a first heel end opposite the first toe end;
- a first heel region comprising the first heel end;
- and
- a first imaginary vertical axis extended substantially perpendicularly to a first imaginary horizontal centerline of the first back face, located approximately mid-way between the first toe end and the first heel end, extended through the first top end and the first bottom end, and demarcating the first heel region from the first toe region, wherein the first imaginary horizontal centerline is located approximately mid-way between the first top end and the first bottom end, extending through the first toe end and the first heel end;
- a first perimeter weight at the first back face extending away from the first strike face and along at least the first top end and the first bottom end of the first club head;
- and
- a first hourglass support at the first back face traversing the first imaginary vertical axis and extending between the first perimeter weight at the first top end and the first perimeter weight at the first bottom end;
- wherein:
- the first hourglass support comprises:
- first top and bottom hourglass portions;
- a first middle hourglass portion narrower than the first top and bottom hourglass portions;
- and
- first heel and toe hourglass sidewalls defining the first top, middle, and bottom hourglass portions of the first hourglass support therebetween;
- and
- a first cavity located at the first back face only at the first toe region, the first cavity comprising:
- a first cavity base;
- and
- a first cavity wall at least partially enclosing the first cavity base and extending away from the first strike face;
- a first bar at the first cavity base protruding away from the first strike face:
- a first imaginary bar axis extending throughout a first length centerline of the first bar;
- and
- a first bar upper angle between the first imaginary vertical axis and the first imaginary bar axis;
- and
- a second golf club head comprising:
- a second strike face;
- a second back face opposite the second strike face:
- a second top end;
- a second bottom end opposite the second top end:
- a second toe end:
- a second toe region comprising the second toe end;
- a second heel end opposite the second toe end:
- a second heel region comprising the second heel end;
- and
- a second imaginary vertical axis extended substantially perpendicularly to a second imaginary horizontal centerline of the second back face, located approximately mid-way between the second toe end and the second heel end, extended through the second top end and the second bottom end, and demarcating the second heel region from the second toe region, wherein the second imaginary horizontal centerline is located approximately mid-way between the second top end and the second bottom end, extending through the second toe end and the second heel end:
- a second perimeter weight at the second back face extending away from the second strike face and along at least the second top end and the second bottom end of the second golf club head;
- and
- a second hourglass support at the second back face traversing the second imaginary vertical axis and extending between the second perimeter weight at the second top end and the second perimeter weight at the second bottom end:
- wherein:
- the second hourglass support comprises:
- second top and bottom hourglass portions;
- a second middle hourglass portion narrower than the second top and bottom hourglass portions;
- and
- second heel and toe hourglass sidewalls defining the second top, middle, and bottom hourglass portions of the second hourglass support therebetween:
- and
- a second cavity located at the second back face only at the second toe region, the second cavity comprising:
- a second cavity base;
- and
- a second cavity wall at least partially enclosing the second cavity base and extending away from the second strike face;
- a second bar at the second cavity base protruding away from the second strike face:
- a second imaginary bar axis extending throughout a second length centerline of the second bar;
- and
- a second bar upper angle between the second imaginary vertical axis and the second imaginary bar axis;
- wherein
- the first golf club head comprises a first loft angle;
- the second golf club head comprises a second loft angle;
- the second loft angle is greater than the first loft angle:
- and
- the second bar upper angle is greater than the first bar upper angle.
62 more elements
A golf club head set comprising:
- a first golf club head comprising:
- a first strike face;
- a first back face opposite the first strike face;
- a first top end;
- a first bottom end opposite the first top end;
- a first toe end;
- a first toe region comprising the first toe end;
- a first heel end opposite the first toe end;
- a first heel region comprising the first heel end;
- and
- a first imaginary vertical axis extended substantially perpendicularly to a first imaginary horizontal centerline of the first back face, located approximately mid-way between the first toe end and the first heel end, extended through the first top end and the first bottom end, and demarcating the first heel region from the first toe region wherein the first imaginary horizontal centerline is located approximately mid-way between the first top end and the first bottom end, extending through the first toe end and the first heel end;
- a first perimeter weight at the first back face extending away from the first strike face and along at least the first top end and the first bottom end of the first golf club head;
- a first hourglass support at the first back face traversing the first imaginary vertical axis and extending between the first perimeter weight at the first top end and the first perimeter weight at the first bottom end;
- wherein:
- the first hourglass support comprises:
- first top and bottom hourglass portions;
- a first middle hourglass portion narrower than the first top and bottom hourglass portions;
- and
- first heel and toe hourglass sidewalls defining the first top, middle, and bottom hourglass portions of the first hourglass support therebetween;
- wherein the first middle hourglass portion is located above the first imaginary horizontal centerline to raise a center of gravity of the first golf club head;
- and
- a first cavity located at the first back face only at the first toe region, the first cavity comprising:
- a first cavity base;
- and
- a first cavity wall at least partially enclosing the first cavity base and extending away from the first strike face:
- a first bar at the first cavity base protruding away from the first strike face;
- a first imaginary bar axis extending throughout a first length centerline of the first bar;
- and
- a first bar upper angle between the first imaginary vertical axis and the first imaginary bar axis;
- and
- a second golf club head comprising:
- a second strike face:
- a second back face opposite the second strike face;
- a second top end;
- a second bottom end opposite the second top end:
- a second toe end;
- a second toe region comprising the second toe end:
- a second heel end opposite the second toe end:
- a second heel region comprising the second heel end;
- and
- a second imaginary vertical axis extended substantially perpendicularly to a second imaginary horizontal centerline of the second back face, located approximately mid-way between the second toe end and the second heel end, extended through the second top end and the second bottom end, and demarcating the second heel region from the second toe region, wherein the second imaginary horizontal centerline is located approximately mid-way between the second top end and the second bottom end, extending through the second toe end and the second heel end:
- a second perimeter weight at the second back face extending away from the second strike face and along at least the second top end and the second bottom end of the second golf club head;
- and
- a second hourglass support at the second back face traversing the second imaginary vertical axis and extending between the second perimeter weight at the second top end and the second perimeter weight at the second bottom end:
- wherein:
- the second hourglass support comprises:
- second top and bottom hourglass portions;
- a second middle hourglass portion narrower than the second top and bottom hourglass portions;
- and
- second heel and toe hourglass sidewalls defining the second top, middle, and bottom hourglass portions of the second hourglass support therebetween;
- the second middle hourglass portion is located over the second imaginary horizontal centerline to raise a center of gravity of the second golf club head;
- and
- a second cavity located at the second back face only at the second toe region, the second cavity comprising:
- a second cavity base;
- and
- a second cavity wall at least partially enclosing the second cavity base and extending away from the second strike face;
- a second bar at the second cavity base protruding away from the second strike face:
- a second imaginary bar axis extending throughout a second length centerline of the second bar;
- and
- a second bar upper angle between the second imaginary vertical axis and the second imaginary bar axis;
- wherein
- the first golf club head comprises a first loft angle;
- the second golf club head comprises a second loft angle;
- the second loft angle is greater than the first loft angle:
- and
- the second bar upper angle is greater than the first bar upper angle, wherein the first bar upper angle is approximately 25 degrees to approximately 65 degrees.
63 more elements
Dependencies are inferred from the claim text.