Patents by Inventor David Rosal
David Rosal 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: 11534855Abstract: In one aspect of the present disclosure, a friction stir processing tip is provided for a friction stir processing device. The friction stir processing tip includes a body having a central longitudinal axis, a friction stir processing portion of the body, and a connecting portion of the body configured to connect to a tip holder of the friction stir processing device. The connecting portion includes splines configured to receive a torque from the tip holder for rotating the body about the central longitudinal axis.Type: GrantFiled: October 22, 2020Date of Patent: December 27, 2022Assignee: Mazak CorporationInventors: David Rosal, Scott Packer, Rodney Dale Fleck, Russell J. Steel
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Patent number: 11059125Abstract: A friction stir processing (FSP) tool includes a pin having a pin body and a rotational axis. The pin is configured to rotate about the rotational axis in a rotational direction. The pin has a radial protrusion protruding radially from the pin body, and the radial protrusion has a working surface oriented in the rotational direction with a depth in a radial direction relative to the rotational axis.Type: GrantFiled: November 13, 2018Date of Patent: July 13, 2021Assignee: Mazak CorporationInventors: David Rosal, Scott M. Packer, Rodney Dale Fleck, Russell J. Steel
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Publication number: 20210121977Abstract: In one aspect of the present disclosure, a friction stir processing tip is provided for a friction stir processing device. The friction stir processing tip includes a body having a central longitudinal axis, a friction stir processing portion of the body, and a connecting portion of the body configured to connect to a tip holder of the friction stir processing device. The connecting portion includes splines configured to receive a torque from the tip holder for rotating the body about the central longitudinal axis.Type: ApplicationFiled: October 22, 2020Publication date: April 29, 2021Inventors: David Rosal, Scott Packer, Rodney Dale Fleck, Russell J. Steel
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Patent number: 10940743Abstract: A system and method for providing a folding load bearing hard tonneau cover, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein edge extrusions may include an integral attachment track which is capable of sustaining high tie down loads, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the tonneau cover, wherein installation does not require modification to the bed but instead uses a 2 bolt attachment system, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, and wherein a custom carrying frame is easily attachable to the tonneau cover to enable large and heavy loads, even some that are longer than the pick-up bed, to be carried on the tonneau cover while enabling use of the pick-up bed for other cargo.Type: GrantFiled: June 25, 2019Date of Patent: March 9, 2021Assignee: ADVANCED METAL PRODUCTS, INC.Inventors: Jennifer Aubrey, David Rosal, Scott M. Packer, Patrick Richard Sessions
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Publication number: 20190308494Abstract: A system and method for providing a folding load bearing hard tonneau cover, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein edge extrusions may include an integral attachment track which is capable of sustaining high tie down loads, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the tonneau cover, wherein installation does not require modification to the bed but instead uses a 2 bolt attachment system, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, and wherein a custom carrying frame is easily attachable to the tonneau cover to enable large and heavy loads, even some that are longer than the pick-up bed, to be carried on the tonneau cover while enabling use of the pick-up bed for other cargo.Type: ApplicationFiled: June 25, 2019Publication date: October 10, 2019Inventors: Jennifer Aubrey, David Rosal, Scott M. Packer, Patrick Richard Sessions
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Patent number: 10328778Abstract: A system and method for providing a folding load bearing hard tonneau cover, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein edge extrusions may include an integral attachment track which is capable of sustaining high tie down loads, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the tonneau cover, wherein installation does not require modification to the bed but instead uses a 2 bolt attachment system, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, and wherein a custom carrying frame is easily attachable to the tonneau cover to enable large and heavy loads, even some that are longer than the pick-up bed, to be carried on the tonneau cover while enabling use of the pick-up bed for other cargo.Type: GrantFiled: December 4, 2017Date of Patent: June 25, 2019Assignee: ADVANCED METAL PRODUCTS, INC.Inventors: Jennifer Aubrey, David Rosal, Scott M. Packer, Patrick Richard Sessions
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Publication number: 20190151982Abstract: A friction stir processing (FSP) tool includes a pin having a pin body and a rotational axis. The pin is configured to rotate about the rotational axis in a rotational direction. The pin has a radial protrusion protruding radially from the pin body, and the radial protrusion has a working surface oriented in the rotational direction with a depth in a radial direction relative to the rotational axis.Type: ApplicationFiled: November 13, 2018Publication date: May 23, 2019Inventors: David Rosal, Scott M. Packer, Rodney Dale Fleck, Russell J. Steel
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Publication number: 20180093555Abstract: A system and method for providing a folding load bearing hard tonneau cover, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein edge extrusions may include an integral attachment track which is capable of sustaining high tie down loads, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the tonneau cover, wherein installation does not require modification to the bed but instead uses a 2 bolt attachment system, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, and wherein a custom carrying frame is easily attachable to the tonneau cover to enable large and heavy loads, even some that are longer than the pick-up bed, to be carried on the tonneau cover while enabling use of the pick-up bed for other cargo.Type: ApplicationFiled: December 4, 2017Publication date: April 5, 2018Inventors: Jennifer Aubrey, David Rosal, Scott M. Packer, Patrick Richard Sessions
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Patent number: 9925853Abstract: A system and method for providing a folding load bearing hard tonneau cover which includes a hinge/connection element using a novel friction stir welding method to weatherproof the bed contents, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein the system does not rely on attached bed rails to support and lock the cover because loads are reacted on the bed caps, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the cover, wherein installation does not require modification to the bed, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, while still allowing a cover that folds open.Type: GrantFiled: March 30, 2016Date of Patent: March 27, 2018Inventors: Jennifer Aubrey, David Rosal, Russell Kingston, John Hall, Patrick Sessions, Kent Kingston, Scott M. Packer
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Publication number: 20170197274Abstract: A system and method for securely joining a high melting temperature material and a backing substrate using a mechanical connection includes a backing substrate integrally formed with a material positioned inside a dovetail recess in the high melting temperature material, mechanically fixing the backing substrate to the high melting temperature material without fusion or bonding of the microstructure.Type: ApplicationFiled: July 9, 2015Publication date: July 13, 2017Inventors: Russell J. Steel, Rodney Dale Fleck, Christopher Arthur Tucker, Scott M. Packer, David Rosal, John T. Canavan, Michael D. Klinginsmith
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Publication number: 20160288691Abstract: A system and method for providing a folding load bearing hard tonneau cover which includes a hinge/connection element using a novel friction stir welding method to weatherproof the bed contents, wherein each folding section is constructed using friction stir welds for strength, stiffness and visual appeal, wherein the system does not rely on attached bed rails to support and lock the cover because loads are reacted on the bed caps, wherein a spring loaded latching system has the strength to react the moments generated by heavy loads on top of the cover, wherein installation does not require modification to the bed, and wherein the tonneau cover may carry heavy loads on top that are easy to secure, while still allowing a cover that folds open.Type: ApplicationFiled: March 30, 2016Publication date: October 6, 2016Inventors: Jennifer Aubrey, David Rosal, Russell Kingston, John Hall, Patrick Sessions, Kent Kingston, Scott M. Packer
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Patent number: 9352425Abstract: A system and method for modifying a work piece surface of high melting temperature materials such as Advanced High Strength Steels, wherein a friction stir welding tool may include cutting elements located on the outside diameter of a collar assembly, wherein the collar assembly may be retrofitted for existing friction stir welding tools, or may be designed as a custom attachment for a new hybrid friction stir welding tool, wherein the surface of the work piece may be modified by removing detrimental flash and burr created during operation of the friction stir welding tool.Type: GrantFiled: December 15, 2014Date of Patent: May 31, 2016Assignee: MegaStir Technologies LLCInventors: David Rosal, Paul T. Higgins, Russell J. Steel, Scott M. Packer, Jeremy Peterson, Steve W. Larsen, Samuel C. Sanderson, Jonathan A. Babb
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Publication number: 20150097020Abstract: A system and method for modifying a work piece surface of high melting temperature materials such as Advanced High Strength Steels, wherein a friction stir welding tool may include cutting elements located on the outside diameter of a collar assembly, wherein the collar assembly may be retrofitted for existing friction stir welding tools, or may be designed as a custom attachment for a new hybrid friction stir welding tool, wherein the surface of the work piece may be modified by removing detrimental flash and burr created during operation of the friction stir welding tool.Type: ApplicationFiled: December 15, 2014Publication date: April 9, 2015Inventors: David Rosal, Paul T. Higgins, Russell J. Steel, Scott M. Packer, Jeremy Peterson, Steve W. Larsen, Samuel C. Sanderson, Jonathan A. Babb
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Patent number: 8910851Abstract: A system and method for modifying a work piece surface of high melting temperature materials such as Advanced High Strength Steels, wherein a friction stir welding tool may include cutting elements located on the outside diameter of a collar assembly, wherein the collar assembly may be retrofitted for existing friction stir welding tools, or may be designed as a custom attachment for a new hybrid friction stir welding tool, wherein the surface of the work piece may be modified by removing detrimental flash and burr created during operation of the friction stir welding tool.Type: GrantFiled: September 20, 2012Date of Patent: December 16, 2014Assignee: MegaStir Technologies LLCInventors: David Rosal, Paul T. Higgins, Russell J. Steel, Scott M. Packer, Jeremy Peterson, Steve W. Larsen, Samuel C. Sanderson, Jonathan A. Babb
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Publication number: 20140008418Abstract: A system and method for using Friction Stir Spot Joining (FSSJ) to join workpieces made of Advanced High Strength Steels (AHSS), wherein a first embodiment is a FSSJ tool that has no surface features, and wherein the rate of rotation of the FSSJ tool is much higher than is used in other FSW techniques to thereby reduce torque by causing plasticization of the AHSS on a small scale, and in a second embodiment, conventional FSSJ tools can be used at conventional FSSJ speeds if the FSSJ tool is manufactured from conductive tool materials having a high hardness, and heating of the FSSJ tool and/or the workpieces enhances the ability of the FSSJ tool to functionally weld the AHSS.Type: ApplicationFiled: September 3, 2013Publication date: January 9, 2014Applicant: MEGASTIR TECHNOLOGIES LLCInventors: Russell J. Steel, Scott M. Packer, David Rosal, Michael P. Miles
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Patent number: 8241556Abstract: A tool is provided that is capable of friction stir processing, friction stir mixing, and friction stir welding of high melting temperature and low melting temperature materials, wherein the collar is now divided into at least an inner and an outer collar coupled to the shank and the FSW tip, wherein new thermal barriers enable expansion of the inner collar to be directed inward to thereby create compression on the FSW tip instead of allowing the FSW tip to become loose in the tool at elevated temperatures.Type: GrantFiled: August 11, 2009Date of Patent: August 14, 2012Assignee: Megastir Technologies LLCInventors: David Rosal, Scott M. Packer, Russell J. Steel, Peter Cariveau, John Williams, Lance Richman
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Publication number: 20120055977Abstract: A system and method for using Friction Stir Spot Joining (FSSJ) to join workpieces made of Advanced High Strength Steels (AHSS), wherein a first embodiment is a FSSJ tool that has no surface features, and wherein the rate of rotation of the FSSJ tool is much higher than is used in other FSW techniques to thereby reduce torque by causing plasticization of the AHSS on a small scale, and in a second embodiment, conventional FSSJ tools can be used at conventional FSSJ speeds if the FSSJ tool is manufactured from conductive tool materials having a high hardness, and heating of the FSSJ tool and/or the workpieces enhances the ability of the FSSJ tool to functionally weld the AHSS.Type: ApplicationFiled: August 2, 2011Publication date: March 8, 2012Inventors: Russell J. Steel, Scott M. Packer, David Rosal, Michael P. Miles
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Publication number: 20100038832Abstract: A tool is provided that is capable of friction stir processing, friction stir mixing, and friction stir welding of high melting temperature and low melting temperature materials, wherein the collar is now divided into at least an inner and an outer collar coupled to the shank and the FSW tip, wherein new thermal barriers enable expansion of the inner collar to be directed inward to thereby create compression on the FSW tip instead of allowing the FSW tip to become loose in the tool at elevated temperatures.Type: ApplicationFiled: August 11, 2009Publication date: February 18, 2010Applicants: SII MegaDiamond, Inc., Advanced Metal Products, Inc.Inventors: David Rosal, Scott M. Packer, Russell J. Steel, Peter Cariveau, John Williams, Lance Richman