Patents by Inventor David M. McElrone
David M. McElrone 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: 7479056Abstract: An automated drill bit sharpening and verification system employing one or more electronic optical assemblies for gathering orientation data of a drill bit to be sharpened. The drill bit is rotated and aligned to a grinding assembly based on the orientation data. The orientation data of the drill bit may be gathered by illuminating a cutting tip of the drill bit with an illumination ring. Additionally, the orientation data of the drill bit may be gathered by capturing two views (e.g., orthogonal views or front and side views) of the cutting tip of the drill bit.Type: GrantFiled: February 8, 2007Date of Patent: January 20, 2009Assignee: Kycera Tycom CorporationInventors: Paul D Mortell, Chi Hoang, David M. McElrone, Gary P Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Patent number: 7338344Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: GrantFiled: October 4, 2005Date of Patent: March 4, 2008Inventors: Paul D Mortell, Chi Hoang, David M. McElrone, Gary P Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Patent number: 7070483Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: GrantFiled: April 30, 2002Date of Patent: July 4, 2006Assignee: Kycera Tycom CorporationInventors: Paul D Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Patent number: 6517411Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: GrantFiled: March 12, 2001Date of Patent: February 11, 2003Assignee: Tycom Corp.Inventors: Paul D Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Publication number: 20020168922Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: ApplicationFiled: April 30, 2002Publication date: November 14, 2002Inventors: Paul D. Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Charles Shafee Slemon
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Publication number: 20010021626Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: ApplicationFiled: March 12, 2001Publication date: September 13, 2001Inventors: Paul D. Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Patent number: 6283824Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring re-positioning processes to be conducted simultaneously on at least two drill bits.Type: GrantFiled: October 20, 1999Date of Patent: September 4, 2001Assignee: Tycom CorporationInventors: Paul D Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon
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Patent number: 6030276Abstract: A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof. The apparatus comprises a housing having a pair of cassette trays, a pair of grinding assemblies, a pair of optical assemblies, a pair of primary cleaning assemblies, a pair of secondary cleaning assemblies, a pair of inversion assemblies, a pair of workhead assemblies, a bumping assembly, and a loader assembly attached thereto. The workhead and loader assemblies are used to transport drill bits between the cassette trays and other assemblies in a selected sequence which is controlled and coordinated by a programmable control device. The control device is electrically interfaced to each of the assemblies and allows the cutting tip re-sharpening and locating ring repositioning processes to be conducted simultaneously on at least two drill bits.Type: GrantFiled: May 21, 1998Date of Patent: February 29, 2000Assignee: Tycom CorporationInventors: Paul D. Mortell, Chi Hoang, David M. McElrone, Gary P. Erpenbeck, Walter James Frandsen, Jr., Charles Shafee Slemon