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US 2011/0256956 A1Published application
Golf club head with grooves
AssigneeCallaway Golf Company
InventorsALAN HOCKNELL, MATTHEW T. CACKETT
Life of this patent
Estimating the term…
Abstract
The present invention discloses a golf club head having a plurality of grooves. On the face of the golf club head is a first and second plurality of grooves. The second set of plurality of grooves is smaller in width and depth than those of the first set of plurality of grooves. Each groove of the second set of grooves is positioned at an angle ranging from 15 degrees to 25 degrees relative to each groove of the first set of grooves.
Claims20
An iron-type golf club head comprising:
- a body having a face;
- and
- a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.1 inch from any other of the first plurality of grooves;
- and
- a second plurality of grooves, wherein each of the second plurality of grooves has a depth of approximately 0.0008 inch, and each of the second plurality of grooves positioned at an angle ranging from 15 degrees to 25 degrees relative to each of the first plurality of grooves.
2 more elements
An iron-type golf club head comprising:
- a body having a face;
- and
- a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.02 inch from any other of the first plurality of grooves;
- and
- a second plurality of grooves, each of the second plurality of grooves is spaced at least 0.010 inch from an adjacent second plurality of grooves, wherein each of the second plurality of grooves is positioned at an angle ranging from 15 degrees to 25 degrees relative to the first plurality of grooves.
2 more elements
An iron-type golf club head comprising:
- a body having a face;
- and
- a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.02 inch from any other of the first plurality of grooves;
- and
- a plurality of second set of grooves, each of the plurality of second set of grooves is spaced no more than 0.015 inch from an adjacent microgroove, wherein each second set of grooves of the plurality of second set of grooves is positioned between each of the first plurality of grooves and each second set of grooves of the plurality of second set of grooves is positioned at an angle ranging from 15 degrees to 25 degrees relative to each first set of grooves of the plurality of first set of grooves.
2 more elements
An iron-type golf club head comprising:
- a body having a face;
- and
- a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.02 inch from any other of the first plurality of grooves, wherein the number of first plurality of grooves ranges from 12 to 18;
- and
- a plurality of second set of grooves, each of the plurality of second set of grooves is spaced 0.010 inch to 0.015 inch from an adjacent microgroove, wherein each second set of grooves of the plurality of second set of grooves is positioned between each of the first plurality of grooves wherein the number of microgrooves ranges from 60 to 90, wherein each microgroove is positioned at an angle ranging from 15 degrees to 25 degrees relative to the first plurality of grooves.
2 more elements
An iron-type golf club head comprising:
- a body having a face;
- and
- a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.02 inch from any other of the first plurality of grooves, and
- a second plurality of grooves located on the face, wherein each of the second plurality of grooves is positioned between the each of the first set of plurality of grooves and each of the second plurality of grooves is positioned at an angle ranging from 15 degrees to 25 degrees relative to each of the first set of plurality of grooves.
1 more element
Dependencies are inferred from the claim text.