Patents by Inventor Konrad Lenhof
Konrad Lenhof 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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Patent number: 7017252Abstract: A method and apparatus for assembling a shaft to a golf club head is disclosed. The club head is positioned in a club head alignment device of the apparatus, which further includes a holding device and a press device with a jaw mechanism. A ferrule and a sleeve are placed on the tip end of the shaft, and the butt end is inserted into the holding device. The tip end of the shaft and the sleeve are inserted into a tapered bore in the hosel of the club head. The jaw mechanism of the press device is then enclosed around the shaft, and the press device is operated to force the sleeve further into the tapered hosel bore. The club head and partially attached shaft are then removed from the apparatus, and the ferrule is secured to the hosel to completely attach the shaft.Type: GrantFiled: November 21, 2003Date of Patent: March 28, 2006Inventors: Konrad Lenhof, Jerry V. Blanke
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Patent number: 7012224Abstract: An apparatus (20) and method for heating golf clubs (30) during assembly is disclosed herein. The apparatus (20) preferably includes a frame (22), a club retention mechanism (24), a rotating mechanism 26 and a heating mechanism 28. The apparatus (20) is utilized to heat an adhesive to bond a shaft (34) to a golf club head (32).Type: GrantFiled: July 13, 2005Date of Patent: March 14, 2006Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke, Giocchino S. Glorioso, Alan Bettencourt
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Patent number: 6981922Abstract: The golf club (20) of the present invention includes a shaft (22), a club head (24) and an attachment assembly (30), which allows for an essentially adhesive free connection between the shaft (22) and the club head (24). In one embodiment, the attachment assembly (30) includes a screw (34) and a shaft ring (32). The shaft ring (32) is welded to the interior wall (40) of the shaft (22) near the tip end (41). Another embodiment of the attachment assembly (30) includes a locking sleeve (50).Type: GrantFiled: June 16, 2005Date of Patent: January 3, 2006Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke
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Patent number: 6966847Abstract: The golf club (20) of the present invention includes a shaft (22), a club head (24) and an attachment assembly (30), which allows for an essentially adhesive free connection between the shaft (22) and the club head (24). In one embodiment, the attachment assembly (30) includes a screw (34) and a shaft ring (32). The shaft ring (32) is welded to the interior wall (40) of the shaft (22) near the tip end (41). Another embodiment of the attachment assembly (30) includes a locking sleeve (50).Type: GrantFiled: May 17, 2004Date of Patent: November 22, 2005Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke
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Publication number: 20050227779Abstract: The golf club (20) of the present invention includes a shaft (22), a club head (24) and an attachment assembly (30), which allows for an essentially adhesive free connection between the shaft (22) and the club head (24). In one embodiment, the attachment assembly (30) includes a screw (34) and a shaft ring (32). The shaft ring (32) is welded to the interior wall (40) of the shaft (22) near the tip end (41). Another embodiment of the attachment assembly (30) includes a locking sleeve (50).Type: ApplicationFiled: June 16, 2005Publication date: October 13, 2005Applicant: CALLAWAY GOLF COMPANYInventors: Konrad Lenhof, Jerry Blanke
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Publication number: 20050101405Abstract: The golf club (20) of the present invention includes a shaft (22), a club head (24) and an attachment assembly (30), which allows for an essentially adhesive free connection between the shaft (22) and the club head (24). In one embodiment, the attachment assembly (30) includes a screw (34) and a shaft ring (32). The shaft ring (32) is welded to the interior wall (40) of the shaft (22) near the tip end (41). Another embodiment of the attachment assembly (30) includes a locking sleeve (50).Type: ApplicationFiled: May 17, 2004Publication date: May 12, 2005Applicant: CALLAWAY GOLF COMPANYInventors: Konrad Lenhof, Jerry Blanke
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Patent number: 6797106Abstract: The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a mechanism for holding a shaft for attachment to the golf club head. The present invention allows for greater efficiency in the amount of adhesive material that is used to attach the shaft to the golf club head, and reduces the assembly time.Type: GrantFiled: January 10, 2003Date of Patent: September 28, 2004Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke, Paul D. Zanolli
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Publication number: 20040143955Abstract: A method and apparatus for assembling a shaft to a golf club head is disclosed. The club head is positioned in a club head alignment device of the apparatus, which further includes a holding device and a press device with a jaw mechanism. A ferrule and a sleeve are placed on the tip end of the shaft, and the butt end is inserted into the holding device. The tip end of the shaft and the sleeve are inserted into a tapered bore in the hosel of the club head. The jaw mechanism of the press device is then enclosed around the shaft, and the press device is operated to force the sleeve further into the tapered hosel bore. The club head and partially attached shaft are then removed from the apparatus, and the ferrule is secured to the hosel to completely attach the shaft.Type: ApplicationFiled: November 21, 2003Publication date: July 29, 2004Applicant: CALLAWAY GOLF COMPANYInventors: Konrad Lenhof, Jerry V. Blanke
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Method and apparatus for assembling a shaft to a golf club head and a golf club having such assembly
Patent number: 6652388Abstract: A method and apparatus for assembling a shaft to a golf club head is disclosed. The club head is positioned in a club head alignment device of the apparatus, which further includes a holding device and a press device with a jaw mechanism. A ferrule and a sleeve are placed on the tip end of the shaft, and the butt end is inserted into the holding device. The tip end of the shaft and the sleeve are inserted into a tapered bore in the hosel of the club head. The jaw mechanism of the press device is then enclosed around the shaft, and the press device is operated to force the sleeve further into the tapered hosel bore. The club head and partially attached shaft are then removed from the apparatus, and the ferrule is secured to the hosel to completely attach the shaft.Type: GrantFiled: January 29, 2003Date of Patent: November 25, 2003Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke -
Publication number: 20030079831Abstract: The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a mechanism for holding a shaft for attachment to the golf club head. The present invention allows for greater efficiency in the amount of adhesive material that is used to attach the shaft to the golf club head, and reduces the assembly time.Type: ApplicationFiled: January 10, 2003Publication date: May 1, 2003Applicant: Callaway Golf CompanyInventors: Konrad Lenhof , Jerry V. Blanke , Paul D. Zanolli
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Patent number: 6508288Abstract: The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a rotating mechanism for holding and rotating a shaft for attachment to the golf club head. The present invention allows for greater efficiency in the amount of adhesive material that is used to attach the shaft to the golf club head, and reduces the assembly time.Type: GrantFiled: September 24, 2001Date of Patent: January 21, 2003Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke, Paul D. Zanolli
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Publication number: 20020112818Abstract: The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a rotating mechanism for holding and rotating a shaft for attachment to the golf club head. The present invention allows for greater efficiency in the amount of adhesive material that is used to attach the shaft to the golf club head, and reduces the assembly time.Type: ApplicationFiled: September 24, 2001Publication date: August 22, 2002Inventors: Konrad Lenhof, Jerry V. Blanke, Paul D. Zanolli
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Patent number: 6332945Abstract: The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a rotating mechanism for holding and rotating a shaft for attachment to the golf club head. The present invention allows for greater efficiency in the amount of adhesive material that is used to attach the shaft to the golf club head, and reduces the assembly time.Type: GrantFiled: April 25, 2000Date of Patent: December 25, 2001Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke, Paul D. Zanolli
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Patent number: 6279637Abstract: An automated apparatus for installation of a handgrip on a golf club shaft is disclosed herein. The handgrip is installed on the golf club shaft in a dry state. The present invention does not utilize solvents, lubricants or the like for the installation of the handgrip onto the golf club shaft. The apparatus has a taping mechanism for automatically wrapping a double-sided tape onto the butt end of the golf club shaft. The apparatus also has a gripping mechanism for preparing a grip for automated installation on a shaft while in a dry state. The apparatus also has a shaft shuttle mechanism for transferring the golf club shaft from the taping mechanism to the gripping mechanism. The gripping mechanism has means for expanding the handgrip prior to placement on the butt end of the golf club shaft.Type: GrantFiled: December 29, 2000Date of Patent: August 28, 2001Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke
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Patent number: 6245178Abstract: An automated process and apparatus for installation of a handgrip on a golf club shaft is disclosed herein. The handgrip is installed on the golf club shaft in a dry state. The present invention does not utilize solvents, lubricants or the like for the installation of the handgrip onto the golf club shaft. The apparatus has a taping mechanism for automatically wrapping a double-sided tape onto the butt end of the golf club shaft. The apparatus also has a gripping mechanism for preparing a grip for automated installation on a shaft while in a dry state. The apparatus also has a shaft shuttle mechanism for transferring the golf club shaft from the taping mechanism to the gripping mechanism. The gripping mechanism has means for expanding the handgrip prior to placement on the butt end of the golf club shaft.Type: GrantFiled: July 20, 1999Date of Patent: June 12, 2001Assignee: Callaway Golf CompanyInventors: Konrad Lenhof, Jerry V. Blanke
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Publication number: 20010000780Abstract: An automated apparatus for installation of a handgrip on a golf club shaft is disclosed herein. The handgrip is installed on the golf club shaft in a dry state. The present invention does not utilize solvents, lubricants or the like for the installation of the handgrip onto the golf club shaft. The apparatus has a taping mechanism for automatically wrapping a double-sided tape onto the butt end of the golf club shaft. The apparatus also has a gripping mechanism for preparing a grip for automated installation on a shaft while in a dry state. The apparatus also has a shaft shuttle mechanism for transferring the golf club shaft from the taping mechanism to the gripping mechanism. The gripping mechanism has means for expanding the handgrip prior to placement on the butt end of the golf club shaft.Type: ApplicationFiled: December 29, 2000Publication date: May 3, 2001Inventors: Konrad Lenhof, Jerry V. Blanke