Patents by Inventor Alan Hocknell
Alan Hocknell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20080020857Abstract: A golf club (40) has a golf club head with a large mass, relatively short club length and a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 5000 grams-centimeters squared. The golf club head (42) preferably has a volume ranging from 400 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared. The golf club (40) preferably has an inertia ratio greater than 0.0019.Type: ApplicationFiled: October 4, 2007Publication date: January 24, 2008Applicant: CALLAWAY GOLF COMPANYInventors: MATTHEW CACKETT, ALAN HOCKNELL, DANIEL STEVENS, LUKE WILLIAMS
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Patent number: 7314418Abstract: A golf club head (20) having optimized inertial properties and center of gravity is disclosed. The golf club head (20) preferably has a volume between 300 cubic centimeters and 500 cubic centimeters. The golf club head (20) has a center of gravity located less than 1.7 inches from an exterior surface of a front wall (30). The positioning of the center of gravity of the golf club head (20) and the optimized inertial properties provide the golf club with greater ball spin robustness and better performance.Type: GrantFiled: September 11, 2006Date of Patent: January 1, 2008Assignee: Callaway Golf CompanyInventors: J. Andrew Galloway, Alan Hocknell, Matthew T. Cackett
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Patent number: 7311613Abstract: A golf club head (42) having more than 50% of a volume forward of a center of gravity and more than 50% of a mass rearward of the center of gravity is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 480 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Lxx axis through the center of gravity of the golf club head greater than 2000 grams-centimeters squared.Type: GrantFiled: November 30, 2006Date of Patent: December 25, 2007Assignee: Callaway Golf CompanyInventors: Daniel M. Stevens, Luke R. Williams, Larry G. Tang, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
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Publication number: 20070293351Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.Type: ApplicationFiled: August 27, 2007Publication date: December 20, 2007Applicant: CALLAWAY GOLF COMPANYInventors: JAMES MURPHY, HERBERT REYES, PETER SORACCO, MATTHEW CACKETT, J. GALLOWAY, RICHARD HELMSTETTER, AUGUSTIN ROLLINSON, ALAN HOCKNELL
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Publication number: 20070293346Abstract: A putter-type golf club with a removable central shaft portion which allows for varying the length of the putter-type golf club without varying the mass. The putter-type golf club has a club head with a lower shaft which is removably attached to a bottom end of the central shaft portion. The putter-type golf club also has an upper shaft portion which is removably attached to a top end of the central shaft portion.Type: ApplicationFiled: June 8, 2007Publication date: December 20, 2007Applicant: CALLAWAY GOLF COMPANYInventors: AUGUSTIN ROLLINSON, ALAN HOCKNELL
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Publication number: 20070293348Abstract: The iron golf club head (20) of the present invention is preferably composed of three main components: a periphery member 22, a central member 24 and a nanocrystalline plated face plate 26. The periphery member (22) is preferably composed of a high density material such as a nickel-tungsten alloy. The central member (24) is preferably composed of a lightweight, non-metal material. The face plate (26) is preferably composed of a non-metal material plated with a nanocrystalline material. The iron golf club head (20) preferably has high moments of inertia Izz and Ixx.Type: ApplicationFiled: July 26, 2007Publication date: December 20, 2007Applicant: CALLAWAY GOLF COMPANYInventors: ALAN HOCKNELL, CHRIS WIELAND
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Patent number: 7306527Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.Type: GrantFiled: April 23, 2007Date of Patent: December 11, 2007Assignee: Callaway Golf CompanyInventors: Luke R. Williams, Larry G. Tang, Daniel M. Stevens, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
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Patent number: 7300359Abstract: A golf club (20) having a club head (22) with an interchangeable shaft (40) is disclosed herein. The golf club (20) includes a tube (44, 144) mounted in the club head (22), and a sleeve (46, 146) mounted on a tip end (50) of the shaft (40). The tube (44, 144) includes a tapered portion (60, 160) and a rotation prevention portion (62, 162). The sleeve (46, 146) has a frustoconical portion (72, 172) and a keyed portion (74, 174) that are respectively received in the tapered portion (60, 160) and the rotation prevention portion (62, 162) of the tube (44, 144). The golf club (20) further includes a mechanical fastener (48, 148) for removably securing the shaft (40) to the club head (22).Type: GrantFiled: August 14, 2006Date of Patent: November 27, 2007Assignee: Callaway Golf CompanyInventors: Alan Hocknell, Matthew T. Cackett, Denver Holt, D. Clayton Evans, Daniel M. Stevens, James C. Wenck
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Publication number: 20070202964Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams- centimeters squared.Type: ApplicationFiled: May 14, 2007Publication date: August 30, 2007Applicant: CALLAWAY GOLF COMPANYInventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
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Patent number: 7258631Abstract: A golf club head (20) having optimized inertial properties and center of gravity is disclosed. The golf club head (20) preferably has a volume between 300 cubic centimeters and 500 cubic centimeters. The golf club head (20) has a center of gravity located less than 1.7 inches from an exterior surface of a front wall (30). The positioning of the center of gravity of the golf club head (20) and the optimized inertial properties provide the golf club with greater ball spin robustness and better performance.Type: GrantFiled: September 11, 2006Date of Patent: August 21, 2007Assignee: Callaway Golf CompanyInventors: J. Andrew Galloway, Alan Hocknell, Matthew T. Cackett
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Patent number: 7255654Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.Type: GrantFiled: February 6, 2006Date of Patent: August 14, 2007Assignee: Callaway Golf CompanyInventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
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Patent number: 7252600Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102).Type: GrantFiled: April 23, 2004Date of Patent: August 7, 2007Assignee: Callaway Golf CompanyInventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
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Publication number: 20070178992Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.Type: ApplicationFiled: April 23, 2007Publication date: August 2, 2007Applicant: CALLAWAY GOLF COMPANYInventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
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Publication number: 20070099722Abstract: A golf club head (42) having more than 50% of a volume forward of a center of gravity and more than 50% of a mass rearward of the center of gravity is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 480 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Lxx axis through the center of gravity of the golf club head greater than 2000 grams-centimeters squared.Type: ApplicationFiled: November 30, 2006Publication date: May 3, 2007Inventors: Daniel Stevens, Luke Williams, Larry Tang, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
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Publication number: 20070078026Abstract: An iron-type golf club (320) having an iron-type club head (322) with an interchangeable shaft (40) is disclosed herein. The golf club (320) includes a tube (344) mounted in the hosel (331) of the club head (322), and a sleeve (346) mounted on a tip end (50) of the shaft (40). The tube (344) includes a tapered portion (360) and a rotation prevention portion (362). The sleeve (346) has a frustoconical portion (372) and a keyed portion (374) that are respectively received in the tapered portion (360) and the rotation prevention portion (362) of the tube (344). The golf club (320) further includes a mechanical fastener (48) for removably securing the shaft (40) to the club head (322).Type: ApplicationFiled: September 8, 2006Publication date: April 5, 2007Inventors: Denver Holt, Matthew Cackett, Alan Hocknell, J. Hall
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Publication number: 20070054749Abstract: A golf club (20) having a club head (22) with an interchangeable shaft (40) is disclosed herein. The golf club (20) includes a tube (44, 144) mounted in the club head (22), and a sleeve (46, 146) mounted on a tip end (50) of the shaft (40). The tube (44, 144) includes a tapered portion (60, 160) and a rotation prevention portion (62, 162). The sleeve (46, 146) has a frustoconical portion (72, 172) and a keyed portion (74, 174) that are respectively received in the tapered portion (60, 160) and the rotation prevention portion (62, 162) of the tube (44, 144). The golf club (20) further includes a mechanical fastener (48, 148) for removably securing the shaft (40) to the club head (22).Type: ApplicationFiled: August 10, 2006Publication date: March 8, 2007Inventors: Alan Hocknell, Matthew Cackett, Denver Holt, D. Evans, Daniel Stevens, James Wenck
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Publication number: 20070026962Abstract: A golf club head (20) having optimized inertial properties and center of gravity is disclosed. The golf club head (20) preferably has a volume between 300 cubic centimeters and 500 cubic centimeters. The golf club head (20) has a center of gravity located less than 1.7 inches from an exterior surface of a front wall (30). The positioning of the center of gravity of the golf club head (20) and the optimized inertial properties provide the golf club with greater ball spin robustness and better performance.Type: ApplicationFiled: September 11, 2006Publication date: February 1, 2007Inventors: J. Galloway, Alan Hocknell, Matthew Cackett
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Patent number: 7169060Abstract: A golf club head (42) having more than 50% of a volume forward of a center of gravity and more than 50% of a mass rearward of the center of gravity is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.Type: GrantFiled: August 22, 2005Date of Patent: January 30, 2007Assignee: Callaway Golf CompanyInventors: Daniel M. Stevens, Luke R. Williams, Larry G. Tang, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
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Patent number: 7166038Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.Type: GrantFiled: July 26, 2005Date of Patent: January 23, 2007Assignee: Callaway Golf CompanyInventors: Luke R. Williams, Larry G. Tang, Daniel M. Stevens, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
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Patent number: 7163468Abstract: A golf club head (42) having a standard deviation of coefficient of restitution of less than 0.226 is disclosed herein. The golf club head (42) also preferably has a delta of the coefficient of restitution between a geometric face center of the face (72) and a location (806) 0.5 inch sole-ward from the face center that is less than 0.065. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) 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, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.Type: GrantFiled: September 7, 2005Date of Patent: January 16, 2007Assignee: Callaway Golf CompanyInventors: Evan D. Gibbs, Ronald K. Hettinger, Luke R. Williams, Alan Hocknell, Matthew T. Cackett