Patents by Inventor D. Evans
D. Evans 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: 20080070717Abstract: 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: October 30, 2007Publication date: March 20, 2008Applicant: CALLAWAY GOLF COMPANYInventors: ALAN HOCKNELL, MATTHEW CACKETT, DENVER HOLT, D. EVANS, DANIEL STEVENS, JAMES WENCK
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Publication number: 20080058114Abstract: 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: October 31, 2007Publication date: March 6, 2008Applicant: CALLAWAY GOLF COMPANYInventors: ALAN HOCKNELL, MATTHEW CACKETT, DENVER HOLT, D. EVANS, DANIEL STEVENS, JAMES WENCK
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Publication number: 20080051219Abstract: A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is composed of a metal material. An epoxy-based composition (200) is placed at a face-sole junction (205) to lower the amplitude of the sound of the golf club head (40) during impact with a golf ball.Type: ApplicationFiled: October 30, 2007Publication date: February 28, 2008Applicant: CALLAWAY GOLF COMPANYInventors: MATTHEW ERICKSON, BRADLEY RICE, D. EVANS, EVAN GIBBS
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Publication number: 20080051216Abstract: A wood-type golf club head (40) preferably having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is preferably composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is preferably composed of a metal material. The wood-type golf club head (40) preferably has a sole section 76 with a first keel (400) and a second keel (405).Type: ApplicationFiled: September 24, 2007Publication date: February 28, 2008Applicant: CALLAWAY GOLF COMPANYInventors: D. EVANS, EVAN GIBBS, MATTHEW ERICKSON
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Publication number: 20070281798Abstract: A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is composed of a metal material. An epoxy-based composition (200) is placed at a face-sole junction (205) to lower the amplitude of the sound of the golf club head (40) during impact with a golf ball.Type: ApplicationFiled: August 20, 2007Publication date: December 6, 2007Applicant: CALLAWAY GOLF COMPANYInventors: MATTHEW ERICKSON, BRADLEY RICE, D. EVANS, EVAN GIBBS
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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: 20070004528Abstract: A method (500) for fitting a golf club to a golfer is disclosed herein. The method includes having a golfer hit a test golf club. If the test golf club is preferred, a final golf club is formed that matches the test golf club. Preferably, the final golf club matches the following parameters of the test golf club: volume, mass, mass location, inertial values, center of gravity location, club frequency, orientation, material composition and shape. In a preferred embodiment, a test golf club with an interchangeable shaft is utilized with the method.Type: ApplicationFiled: August 16, 2006Publication date: January 4, 2007Inventors: Alan Hocknell, Matthew Cackett, Denver Holt, D. Evans, Daniel Stevens, James Wenck, Steven Ogg, Konrad Lenhof, Jerry Blanke, Joel Erickson
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Publication number: 20060293115Abstract: 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: December 28, 2006Inventors: Alan Hocknell, Matthew Cackett, Denver Holt, D. Evans, Daniel Stevens, James Wenck
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Publication number: 20060293116Abstract: 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 14, 2006Publication date: December 28, 2006Inventors: Alan Hocknell, Matthew Cackett, Denver Holt, D. Evans, Daniel Stevens, James Wenck
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Publication number: 20060287125Abstract: 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: July 31, 2006Publication date: December 21, 2006Inventors: Alan Hocknell, Matthew Cackett, Denver Holt, D. Evans, Daniel Stevens, James Wenck, Steven Ogg, Konrad Lenhof, Jerry Blanke, Joel Erickson, Broadus Wall
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Publication number: 20060258482Abstract: A golf club head (20) having a center of gravity located relatively forward toward the front wall (30) or striking plate (40) of the golf club head (20), and a relatively high moment of inertia about the Iyy axis through the center of gravity of the golf club head (20) is disclosed. The golf club head (20) preferably has a volume between 300 cubic centimeters and 500 cubic centimeters. The golf club head (20) preferably has a mass between 105 grams and 300 grams. The positioning of the of the center of gravity of the golf club head (20) and the relatively high moment of inertia Iyy through the center of gravity provide for a golf club with greater robustness and better performance.Type: ApplicationFiled: June 30, 2006Publication date: November 16, 2006Inventors: Matthew Cackett, Alan Hocknell, D. Evans, J. Galloway
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Publication number: 20060217215Abstract: A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is composed of a metal material. An epoxy-based composition (200) is placed at a face-sole junction (205) to lower the amplitude of the sound of the golf club head (40) during impact with a golf ball.Type: ApplicationFiled: June 12, 2006Publication date: September 28, 2006Inventors: Matthew Erickson, Bradley Rice, D. Evans, Evan Gibbs
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Publication number: 20060172821Abstract: A golf club head (20) with an adjustable weight member (50) is disclosed herein. The weight member (50) is preferably positioned within a recess (40) of the golf club head (20). The weight member (50) is moved to a desired location and locked in place using a locking mechanism. The weight member (50) is preferably composed of a material having a greater density than the density of the material of a body (22) of the golf club head (20).Type: ApplicationFiled: January 28, 2005Publication date: August 3, 2006Applicant: CALLAWAY GOLF COMPANYInventor: D. Evans
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Publication number: 20060094527Abstract: A wood-type golf club head (20) with a main body (22) and a metal injection molded sole portion (26) is disclosed herein. The main body (26) has a face portion (30), a crown portion (24) a ribbon portion (28) and a bottom opening (31). The metal injection molded sole portion (26) is preferably brazed to the main body (22). The metal injection molded sole portion (26) preferably has a mass ranging from 45 grams to 110 grams. The metal injection molded sole portion (26) is preferably from 50 weight percent to 35 weight percent of the total mass of the wood-type golf club head (20).Type: ApplicationFiled: February 7, 2006Publication date: May 4, 2006Inventor: D. Evans
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Publication number: 20060073909Abstract: A wood-type golf club head (40) preferably having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is preferably composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is preferably composed of a metal material. The wood-type golf club head (40) preferably has a sole section 76 with a first keel (400) and a second keel (405).Type: ApplicationFiled: September 23, 2005Publication date: April 6, 2006Inventors: D. Evans, Evan Gibbs, Matthew Erickson
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Publication number: 20060058114Abstract: A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is composed of a metal material. The minor body (60) is preferably attached by a liquid adhesive to the ledge section (80) of the major body (60). At least one stiffening member (122) disposed on the interior surface of the sole section (76) of the major body (50) increases the sound of the golf club head (40) during impact with a golf ball.Type: ApplicationFiled: September 10, 2004Publication date: March 16, 2006Applicant: CALLAWAY GOLF COMPANYInventors: D. Evans, Evan Gibbs, Matthew Erickson
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Publication number: 20060058115Abstract: A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a return section (74), a sole section (76), a ribbon section (78) and a ledge portion (80). The minor body (50) is preferably composed of a low density material and has a crown section (62) and a ribbon section (64). The striking plate insert (55) is composed of a metal material. An epoxy-based composition (200) is placed at a face-sole junction (205) to lower the amplitude of the sound of the golf club head (40) during impact with a golf ball.Type: ApplicationFiled: March 18, 2005Publication date: March 16, 2006Applicant: CALLAWAY GOLF COMPANYInventors: Matthew Erickson, Bradley Rice, D. Evans, Evan Gibbs
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Publication number: 20050170906Abstract: A golf club head (20) having a body (22) with a front wall (30) with an opening (32) and a striking plate insert (40) is disclosed herein. The body (22) is preferably composed of a light weight material such as a magnesium alloy or an aluminum alloy. A ribbon (28) of the body (22) has a recess (52) therein for placement of a rear weighting member (50). The golf club head (20) preferably has a volume between 300 cubic centimeters and 500 cubic centimeters. The golf club head (20) preferably has a mass between 105 grams and 300 grams.Type: ApplicationFiled: April 4, 2005Publication date: August 4, 2005Inventors: Joel Erickson, D. Evans, Matthew Cackett, J. Galloway, Herbert Reyes, Alan Hocknell
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Publication number: 20050137029Abstract: A golf club head having a striking plate with regions of varying thickness is disclosed herein. A central region has a first thickness range that is thicker than the thickness range of any of the other regions. The thickness of the regions decreases outward from the center. The striking plate may be used on a fairway wood-type golf club head or a driver-type golf club head. The striking plate is preferably composed of steel or titanium.Type: ApplicationFiled: March 7, 2005Publication date: June 23, 2005Applicant: CALLAWAY GOLF COMPANYInventors: D. Evans, J. Galloway