Patents by Inventor D. Clayton Evans

D. Clayton 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).

  • GOLF CLUB HEAD WITH ADJUSTABLE WEIGHTING, CUSTOMIZABLE FACE-ANGLE, AND VARIABLE BULGE AND ROLL FACE
    Publication number: 20110151995
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a body comprising a crown and a sole and a removable skid plate attached to the sole, wherein the removable skid plate affects the face angle of the golf club head at address. The face angle of the golf club can be further altered by removing the first skid plate and replacing it with a second skid plate having a structure that, when the second skid plate is affixed to the golf club head, causes the golf club head to have a different face angle at address.
    Type: Application
    Filed: February 2, 2011
    Publication date: June 23, 2011
    Applicant: CALLAWAY GOLF COMPANY
    Inventor: D. CLAYTON EVANS
  • INTGERCHANGEABLE SHAFT FOR A GOLF CLUB
    Publication number: 20110118047
    Abstract: 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: Application
    Filed: January 25, 2011
    Publication date: May 19, 2011
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: ALAN HOCKNELL, MATTHEW T. CACKETT, DENVER HOLT, D. CLAYTON EVANS, DANIEL M. STEVENS, JAMES C. WENCK, STEVEN S. OGG, KONRAD LENHOF, JERRY V. BLANKE, JOEL B. ERICKSON, BROADUS PERRY WALL
  • Golf club head with adjustable weighting, customizable face-angle, and variable bulge and roll face
    Patent number: 7938741
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a face component having a face and a flange, a crown-plate attached to the flange, a sole-plate attached to the flange, a skid-plate attached to the sole-plate, a swing-weight member, and a plurality of removable weight members with each of the plurality of weight members positioned within a pocket of the plurality of pockets.
    Type: Grant
    Filed: November 4, 2010
    Date of Patent: May 10, 2011
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • Wood-type golf club head with adjustable sole contour
    Patent number: 7934999
    Abstract: A wood-type golf club head with an adjustable keel zone member is disclosed herein. The golf club head includes a body and an adjustable keel zone member. The body has a front portion, a crown portion and a sole portion. The body also having a heel end, a toe end and an aft end. The sole portion has only a single keel point. The adjustable keel zone member is disposed within a keel zone of the sole and located preferentially with respect to the center of gravity. The keel zone member is capable of adjusting the face angle of the wood-type golf club head.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: May 3, 2011
    Assignee: Callaway Golf Company
    Inventors: Matthew T. Cackett, D. Clayton Evans, Alan Hocknell
  • GOLF CLUB HEAD WITH ADJUSTABLE WEIGHTING, CUSTOMIZABLE FACE-ANGLE, AND VARIABLE BULGE AND ROLL FACE
    Publication number: 20110045921
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a face component having a face and a flange, a crown-plate attached to the flange, a sole-plate attached to the flange, a skid-plate attached to the sole-plate, a swing-weight member, and a plurality of removable weight members with each of the plurality of weight members positioned within a pocket of the plurality of pockets.
    Type: Application
    Filed: November 4, 2010
    Publication date: February 24, 2011
    Applicant: CALLAWAY GOLF COMPANY
    Inventor: D. CLAYTON EVANS
  • GOLF CLUB WITH REMOVABLE COMPONENTS
    Publication number: 20110034266
    Abstract: A golf club having removable components includes a club head, a shaft, and a connection assembly. The club head includes a hosel having an upper treaded portion and a lower portion with a faceted cross-section. The connection assembly includes a sleeve mounted on the tip end of the shaft and a screw-cap. The sleeve, which has an aperture for receiving the tip end of the shaft, includes a lower section that has a multi-faceted surface for engaging the lower portion of the hosel. The screw-cap is mounted over the sleeve and includes a body having an upper area and a threaded area, the latter of which is capable of engaging the upper threaded portion of the hosel to removably secure the shaft to the club head.
    Type: Application
    Filed: October 21, 2010
    Publication date: February 10, 2011
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: D. CLAYTON EVANS, MATTHEW T. CACKETT
  • Golf club head with metal injection molded sole
    Patent number: 7837577
    Abstract: 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: Grant
    Filed: January 18, 2010
    Date of Patent: November 23, 2010
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • WOOD-TYPE GOLF CLUB HEAD WITH ADJUSTABLE SOLE CONTOUR
    Publication number: 20100292018
    Abstract: A wood-type golf club head with an adjustable keel zone member is disclosed herein. The golf club head includes a body and an adjustable keel zone member. The body has a front portion, a crown portion and a sole portion. The body also having a heel end, a toe end and an aft end. The sole portion has only a single keel point. The adjustable keel zone member is disposed within a keel zone of the sole and located preferentially with respect to the center of gravity. The keel zone member is capable of adjusting the face angle of the wood-type golf club head.
    Type: Application
    Filed: May 18, 2009
    Publication date: November 18, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: MATTHEW T. CACKETT, D. CLAYTON EVANS, ALAN HOCKNELL
  • Golf club head with adjustable weighting, customizable face-angle, and variable bulge and roll face
    Patent number: 7828673
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a face component having a face and a flange, a crown-plate attached to the flange, a sole-plate attached to the flange, a skid-plate attached to the sole-plate, a swing-weight member, and a plurality of removable weight members with each of the plurality of weight members positioned within a pocket of the plurality of pockets.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: November 9, 2010
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • Golf club with removable components
    Patent number: 7819754
    Abstract: A golf club having removable components includes a club head, a shaft, and a connection assembly. The club head includes a hosel having an upper treaded portion and a lower portion with a faceted cross-section. The connection assembly includes a sleeve mounted on the tip end of the shaft and a screw-cap. The sleeve, which has an aperture for receiving the tip end of the shaft, includes a lower section that has a multi-faceted surface for engaging the lower portion of the hosel. The screw-cap is mounted over the sleeve and includes a body having an upper area and a threaded area, the latter of which is capable of engaging the upper threaded portion of the hosel to removably secure the shaft to the club head.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: October 26, 2010
    Assignee: Callaway Golf Company
    Inventors: D. Clayton Evans, Matthew T. Cackett
  • GOLF CLUB WITH INTERCHANGEABLE HEAD-SHAFT CONNECTION, COMPONENTS THEREFOR, AND A METHOD OF MANUFACTURING
    Publication number: 20100255927
    Abstract: A golf club, components therefore, and a method for manufacturing the components is disclosed herein. The golf club having removable components includes a club head, a shaft, and a connection assembly. The club head includes a hosel having an upper treaded portion and a lower portion with a ribbed cross-section. The connection assembly includes a sleeve mounted on the tip end of the shaft and a screw-cap. The sleeve, which has an aperture for receiving the tip end of the shaft, includes a lower section that has a multi-faceted surface for engaging the lower portion of the hosel. The screw-cap is mounted over the sleeve and includes a body having an upper area and a threaded area, the latter of which is capable of engaging the upper threaded portion of the hosel to removably secure the shaft to the club head.
    Type: Application
    Filed: September 28, 2009
    Publication date: October 7, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventor: D. Clayton Evans
  • GOLF CLUB HEAD WITH ADJUSTABLE WEIGHTING, CUSTOMIZABLE FACE-ANGLE, AND VARIABLE BULGE AND ROLL FACE
    Publication number: 20100222154
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a face component having a face and a flange, a crown-plate attached to the flange, a sole-plate attached to the flange, a skid-plate attached to the sole-plate, a swing-weight member, and a plurality of removable weight members with each of the plurality of weight members positioned within a pocket of the plurality of pockets.
    Type: Application
    Filed: May 10, 2010
    Publication date: September 2, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventor: D. CLAYTON EVANS
  • GOLF CLUB HEAD WITH TUNGSTEN ALLOY SOLE COMPONENT
    Publication number: 20100190574
    Abstract: A hybrid wood-type golf club head (20) with a main body (22) and a minor body (24) is disclosed herein. The main body (26) has a front portion (30), a crown portion (25), a partial toe portion (27), a partial heel portion (26), a partial rear portion (28) and a partial sole portion (29). The minor body (24) preferably has a sole wall (31), a partial toe wall (33), a partial heel wall (32) and a partial rear wall (34). The minor body (24) is preferably welded to the main body (22). The minor body (24) preferably has a mass ranging from 80 grams to 130 grams. The minor body (24) is preferably from 55 weight percent to 35 weight percent of the total mass of the wood-type golf club head (20).
    Type: Application
    Filed: April 14, 2010
    Publication date: July 29, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: PHILIP G. FOSTER, LARRY G. TANG, ALAN HOCKNELL, LUKE R. WILLIAMS, D. CLAYTON EVANS
  • Golf club head with tungsten alloy sole applications
    Patent number: 7717807
    Abstract: A wood-type golf club head (20) with a main body (22) and a minor body (24) is disclosed herein. The main body (26) has a front portion (30), a crown portion (25), a partial toe portion (27), a partial heel portion (26), a partial rear portion (28) and a partial sole portion (29). The minor body (24) preferably has a sole wall (31), a partial toe wall (33), a partial heel wall (32) and a partial rear wall (34). The minor body (24) is preferably welded to the main body (22). The minor body (24) preferably has a mass ranging from 80 grams to 110 grams. The minor body (24) is preferably from 50 weight percent to 35 weight percent of the total mass of the wood-type golf club head (20).
    Type: Grant
    Filed: September 2, 2008
    Date of Patent: May 18, 2010
    Assignee: Callaway Golf Company
    Inventors: D. Clayton Evans, Larry G. Tang
  • GOLF CLUB HEAD WITH METAL INJECTION MOLDED SOLE
    Publication number: 20100120555
    Abstract: 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: Application
    Filed: January 18, 2010
    Publication date: May 13, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventor: D. CLAYTON EVANS
  • INTERCHANGEABLE SHAFT FOR A GOLF CLUB
    Publication number: 20100120551
    Abstract: 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: Application
    Filed: January 22, 2010
    Publication date: May 13, 2010
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: ALAN HOCKNELL, MATTHEW T. CACKETT, DENVER HOLT, D. CLAYTON EVANS, DANIEL M. STEVENS, JAMES C. WENCK, STEVEN S. OGG, KONRAD LENHOF, JERRY V. BLANKE, JOEL B. ERICKSON, BROADUS PERRY WALL
  • Golf club head with adjustable weighting, customizable face-angle, and variable bulge and roll face
    Patent number: 7713143
    Abstract: A customizable golf club head is disclosed herein. The customizable golf club head includes a face component having a face and a flange, a crown-plate attached to the flange, a sole-plate attached to the flange, a skid-plate attached to the sole-plate, a swing-weight member, and a plurality of removable weight members with each of the plurality of weight members positioned within a pocket of the plurality of pockets.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: May 11, 2010
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • Golf club hosel
    Patent number: D635211
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: March 29, 2011
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • Golf club hosel
    Patent number: D635628
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: April 5, 2011
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans
  • Golf club hosel
    Patent number: D637675
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: May 10, 2011
    Assignee: Callaway Golf Company
    Inventor: D. Clayton Evans