Patents by Inventor Eric T. Sinn
Eric T. Sinn 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: 11686072Abstract: An adapter includes a first leg, a second leg, and a throat portion at least partially define a slot that defines a projection at the closed end of the slot that includes a flat middle portion straddled laterally by a first arcuate portion and a second arcuate portion, defining a lateral middle portion width. A projection protruding distance is measured along the direction of assembly from the closed end of the slot to the flat middle portion. The projection protruding distance ranges from 0.8 to 1.2 multiplied by the lateral middle portion width.Type: GrantFiled: November 18, 2020Date of Patent: June 27, 2023Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Publication number: 20230064464Abstract: A wear member includes a forward working portion that is disposed along its longitudinal axis including a closed end, and a rear attachment portion that is disposed along the longitudinal axis including an open end with an exterior surface, and an interior surface. The interior surface defines an interior counterbore with a major diameter, and a minor diameter. A ratio of the major diameter to the minor diameter ranges from 1.8 to 2.2.Type: ApplicationFiled: September 2, 2021Publication date: March 2, 2023Applicant: Caterpillar Inc.Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura, Corey Michael Wells
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Publication number: 20230061737Abstract: A base includes a male portion including a first projection, and a second projection facing in a diametrically opposed manner to the first projection. A stepped bore extends from the first projection to the second projection that has a large diameter portion that is at least partially formed by the first projection.Type: ApplicationFiled: September 2, 2021Publication date: March 2, 2023Applicant: Caterpillar Inc.Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura, Corey Michael Wells
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Patent number: 11479950Abstract: A load sharing block includes a body including a flat outer surface defining a first end and a second end, a first arcuate outer portion extending from the first end of the flat outer surface, and a second arcuate outer portion extending from the second end of the flat outer surface. The first arcuate outer portion terminates at a first free end and includes a first elliptical outer surface extending from the first free end.Type: GrantFiled: March 7, 2019Date of Patent: October 25, 2022Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Publication number: 20220275609Abstract: A retainer sleeve includes an at least partially annular body defining an axis of rotation, a radial direction, and a circumferential direction. The body may also have a radially inner annular surface defining a radially inner aperture, and a first anti-rotation feature extending radially inwardly from the radially inner annular surface including a sloping ledge having a locking surface, and an outer peripheral surface defining a notch that is at least partially aligned with the first anti-rotation feature or an array of a plurality of external ribs extending outwardly radially from the outer peripheral surface.Type: ApplicationFiled: May 18, 2022Publication date: September 1, 2022Applicant: Caterpillar Inc.Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura
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Patent number: 11427989Abstract: A retainer sleeve includes an at least partially annular body defining an axis of rotation, a radial direction, and a circumferential direction. The body may also have a radially inner annular surface defining a radially inner aperture, and a first anti-rotation feature extending radially inwardly from the radially inner annular surface including a sloping ledge having a locking surface, and an outer peripheral surface defining a notch that is at least partially aligned with the first anti-rotation feature or an array of a plurality of external ribs extending outwardly radially from the outer peripheral surface.Type: GrantFiled: November 14, 2019Date of Patent: August 30, 2022Assignee: Caterpillar Inc.Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura
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Publication number: 20220259836Abstract: A retainer includes a drive portion defining a drive portion outer diameter, and a lug receiving portion with a skirt defining a lug receiving slot that extends partially through the lug receiving portion, forming a first sidewall, a second sidewall, and a catch surface connecting the first sidewall to the second sidewall. The skirt also defines a skirt outer diameter that is greater than the drive portion outer diameter. Also, the drive portion has a hook tab that extends from the drive portion and that is spaced away from the skirt a minimum distance.Type: ApplicationFiled: February 12, 2021Publication date: August 18, 2022Applicant: Caterpillar Inc.Inventors: Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier, Corey Michael Wells
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Publication number: 20220154432Abstract: An adapter cover includes a front face portion that defines a thru-hole configured to allow a nose portion of an adapter to pass horizontally through the thru-hole past the interior surface and then past the exterior surface, and a top single leg extends horizontally from the front face portion. The thru-hole defines a perimeter with a right side edge, a left side edge, a top edge, an upper right corner and an upper left corner, and further defines a bottom open end.Type: ApplicationFiled: November 18, 2020Publication date: May 19, 2022Applicant: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Publication number: 20220154433Abstract: An adapter includes a first leg, a second leg, and a throat portion at least partially define a slot that defines a projection at the closed end of the slot that includes a flat middle portion straddled laterally by a first arcuate portion and a second arcuate portion, defining a lateral middle portion width. A projection protruding distance is measured along the direction of assembly from the closed end of the slot to the flat middle portion. The projection protruding distance ranges from 0.8 to 1.2 multiplied by the lateral middle portion width.Type: ApplicationFiled: November 18, 2020Publication date: May 19, 2022Applicant: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Publication number: 20220154421Abstract: Each of the plurality of center notches and the first and the second end notches of a base edge includes a different configuration including a different end notch depth along the direction of assembly that is greater than a center notch depth along the direction of assembly.Type: ApplicationFiled: November 18, 2020Publication date: May 19, 2022Applicant: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: 11236495Abstract: The first and the second legs and the throat portion of an adapter include an upper surface and a lower surface that at least partially define a slot, and a clearance void disposed at the closed end of the slot. A ratio of the clearance void width to the clearance void height ranges from 2.0 to 3.0.Type: GrantFiled: March 7, 2019Date of Patent: February 1, 2022Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: 11236494Abstract: A base edge includes a plurality of center notches and a first and a second end notches that all include the same configuration, defining a notch depth along direction of assembly, a straight middle portion straddled laterally by a first arcuate corner portion and a second arcuate corner portion, the straight middle portion defining a lateral straight middle portion width, and the notch depth ranges from 0.1 multiplied by the lateral straight middle portion width to 0.5 multiplied by the lateral straight middle portion width.Type: GrantFiled: March 7, 2019Date of Patent: February 1, 2022Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Publication number: 20210381206Abstract: An adapter includes a first leg, a second leg, and a throat portion that define a slot defining a direction of assembly onto a work implement assembly, a lateral direction that is perpendicular to the direction of assembly, and a vertical direction that is perpendicular to the direction of assembly and the lateral direction. The throat portion further includes a first throat side surface disposed along the lateral direction and a second throat side surface disposed on the opposite side of the throat portion along the lateral direction. The first throat side surface defines a first adapter cover receiving recess.Type: ApplicationFiled: August 26, 2021Publication date: December 9, 2021Applicant: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: 11149414Abstract: An adapter cover includes a shell body including an exterior surface and an interior surface. A front face portion defines a thru-hole, a top leg extending horizontally from the front face portion and defining an adapter cover key on the interior surface. A top leg side portion defining a concave arcuate portion extending rearward from the front face portion, a convex arcuate portion extending horizontally from the concave arcuate portion, and terminating in a vertical rear surface. A bottom leg extending horizontally from the front face portion.Type: GrantFiled: March 7, 2019Date of Patent: October 19, 2021Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: 11149415Abstract: An adapter includes a first leg, a second leg, and a throat portion that define a slot defining a direction of assembly onto a work implement assembly, a lateral direction that is perpendicular to the direction of assembly, and a vertical direction that is perpendicular to the direction of assembly and the lateral direction. The throat portion further includes a first throat side surface disposed along the lateral direction and a second throat side surface disposed on the opposite side of the throat portion along the lateral direction. The first throat side surface defines a first adapter cover receiving recess.Type: GrantFiled: March 7, 2019Date of Patent: October 19, 2021Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: 11142894Abstract: A tip and adapter assembly includes a spring loaded retainer that includes a lug receiving portion defining a first maximum outside dimension, the lug receiving portion also defining a lug receiving slot that extends partially through the lug receiving portion, forming a first sidewall, a second sidewall, and a catch surface connecting the first sidewall to the second sidewall. A drive portion defines a second maximum outside dimension, and a first flat is disposed on the outside of the lug receiving portion proximate to the first sidewall or the second sidewall.Type: GrantFiled: April 24, 2019Date of Patent: October 12, 2021Assignee: Caterpillar Inc.Inventors: Corey Michael Wells, Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier
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Publication number: 20210293003Abstract: A spring loaded retainer includes a lug receiving portion defining a first maximum outside dimension, the lug receiving portion also defining a lug receiving slot that extends partially through the lug receiving portion, forming a first sidewall, a second sidewall, and a catch surface connecting the first sidewall to the second sidewall. A drive portion defines a second maximum outside dimension, and a first flat is disposed on the outside of the lug receiving portion proximate to the first sidewall or the second sidewall.Type: ApplicationFiled: June 9, 2021Publication date: September 23, 2021Applicant: Caterpillar Inc.Inventors: Corey Michael Wells, Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier
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Patent number: 11124951Abstract: A spring includes a first spring arm extending from the first side edge of the flat base, the first spring arm including a first arcuate portion extending from the flat base, a first straight portion extending from the first arcuate portion and disposed proximate to the rear face, the first straight portion defining a first obtuse angle with the rear face, and a first straight portion length.Type: GrantFiled: April 24, 2019Date of Patent: September 21, 2021Assignee: Caterpillar Inc.Inventors: Corey Michael Wells, Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier
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Patent number: 11105073Abstract: An adapter cover includes a shell body including an exterior surface, an interior surface, and defining a vertical direction, a horizontal direction, and a vertical plane, a front face portion defining a thru-hole, a top leg extending horizontally from the front face portion and defining an adapter key receiving recess on the interior surface and a top leg side portion defining a concave arcuate portion extending rearward from the front face portion, a convex arcuate portion extending horizontally from the concave arcuate portion, terminating in a vertical rear surface, and a bottom leg extending horizontally from the front face portion.Type: GrantFiled: March 7, 2019Date of Patent: August 31, 2021Assignee: Caterpillar Inc.Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
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Patent number: D978923Type: GrantFiled: June 3, 2021Date of Patent: February 21, 2023Assignee: Caterpillar Inc.Inventors: Nathan R. Bjerke, Michael Tancin, Eric T. Sinn