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).

  • Publication number: 20210148094
    Abstract: 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: Application
    Filed: November 14, 2019
    Publication date: May 20, 2021
    Applicant: Caterpillar Inc.
    Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura
  • Publication number: 20210095444
    Abstract: An anti-tipping retainer has a lug receiving portion 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 has recess for turning the retainer. At least a first detent receiving surface is disposed on the outside of the lug receiving portion proximate to the first sidewall or the second sidewall. The drive portion further includes a tab that has a bearing surface extending between a first stop surface and a second stop surface.
    Type: Application
    Filed: September 30, 2019
    Publication date: April 1, 2021
    Applicant: Caterpillar Inc.
    Inventors: Douglas C. Serrurier, Eric T. Sinn, Corey Michael Wells, Jason Grant Jura
  • Publication number: 20210047809
    Abstract: 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 that faces at least partially in the circumferential direction and along a direction that is parallel to the axis of rotation, forming an oblique angle with the direction that is parallel to the axis of rotation.
    Type: Application
    Filed: July 15, 2020
    Publication date: February 18, 2021
    Applicant: Caterpillar Inc.
    Inventors: Douglas C. Serrurier, Eric T. Sinn, Jason Grant Jura, Corey Michael Wells
  • Publication number: 20200340218
    Abstract: 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: Application
    Filed: April 24, 2019
    Publication date: October 29, 2020
    Applicant: Caterpillar Inc.
    Inventors: Corey Michael Wells, Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier
  • Publication number: 20200340219
    Abstract: 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: Application
    Filed: April 24, 2019
    Publication date: October 29, 2020
    Applicant: Caterpillar Inc.
    Inventors: Corey Michael Wells, Jason Grant Jura, Eric T. Sinn, Douglas C. Serrurier
  • Publication number: 20200157777
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
  • Publication number: 20200157780
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
  • Publication number: 20200157779
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
  • Publication number: 20200157776
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
  • Publication number: 20200157778
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu
  • Publication number: 20200157765
    Abstract: 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: Application
    Filed: March 7, 2019
    Publication date: May 21, 2020
    Applicant: Caterpillar Inc.
    Inventors: Eric T. Sinn, Douglas C. Serrurier, Rammagy Yoeu