Patents by Inventor Brandon H. McCaffrey

Brandon H. McCaffrey 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: 20240011259
    Abstract: A retaining mechanism includes a retainer with a skirt that has a surface of revolution with an axis of rotation. The skirt extends 180.0 degrees or less about the axis of rotation, forming a thru-slot. A drive portion extends axially from the skirt.
    Type: Application
    Filed: June 20, 2023
    Publication date: January 11, 2024
    Applicant: Caterpillar Inc.
    Inventors: William Jay Ulrich, IV, Eric T. Sinn, Brandon H. McCaffrey, Corey Michael Wells, Douglas C. Serrurier
  • Publication number: 20240011256
    Abstract: A lock includes a drive portion and a pin receiving portion. The drive portion includes a polygonal aperture, and the pin receiving portion includes a hole with an internal surface of revolution that defines an axis of rotation, a radial direction, a circumferential direction, and a slot extending at least partially through the pin receiving portion into the hole.
    Type: Application
    Filed: June 20, 2023
    Publication date: January 11, 2024
    Applicant: Caterpillar Inc.
    Inventors: William Jay Ulrich, IV, Eric T. Sinn, Brandon H. McCaffrey, Corey Michael Wells, Douglas C. Serrurier
  • Patent number: 11371221
    Abstract: A ground engaging tool assembly includes a ground engaging tip, an adapter, and a wear cap. The ground engaging tip has a ground engaging portion and a coupling portion including an interior surface defining a coupler pocket with an adapter opening and first and second lug openings. The adapter includes a mounting nose with first and second retention lugs extending from sides of the mounting nose along oblique taper angles. The mounting nose is disposed within the coupler pocket of the ground engaging tip with the first and second retention lugs extending into the first and second lug openings, respectively. The base includes a shoulder surface and a retention surface that define a mounting groove therebetween. The wear cap includes a mounting rail that is disposed within the mounting groove of the adapter to mount the wear cap thereto.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: June 28, 2022
    Assignee: Caterpillar Inc.
    Inventors: Brandon H. McCaffrey, Mihai M. Balan
  • Patent number: 11371220
    Abstract: A ground engaging tool assembly includes a ground engaging tip, an adapter, and a wear cap. The ground engaging tip has a ground engaging portion and a coupling portion including an interior surface defining a coupler pocket with an adapter opening and first and second lug openings. The adapter includes a mounting nose with first and second retention lugs extending from sides of the mounting nose along oblique taper angles. The mounting nose is disposed within the coupler pocket of the ground engaging tip with the first and second retention lugs extending into the first and second lug openings, respectively. The base includes a shoulder surface and a retention surface that define a mounting groove therebetween. The wear cap includes a mounting rail that is disposed within the mounting groove of the adapter to mount the wear cap thereto.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: June 28, 2022
    Assignee: Caterpillar Inc.
    Inventors: Brandon H. McCaffrey, Mihai M. Balan
  • Publication number: 20200340216
    Abstract: A ground engaging tool assembly includes a ground engaging tip, an adapter, and a wear cap. The ground engaging tip has a ground engaging portion and a coupling portion including an interior surface defining a coupler pocket with an adapter opening and first and second lug openings. The adapter includes a mounting nose with first and second retention lugs extending from sides of the mounting nose along oblique taper angles. The mounting nose is disposed within the coupler pocket of the ground engaging tip with the first and second retention lugs extending into the first and second lug openings, respectively. The base includes a shoulder surface and a retention surface that define a mounting groove therebetween. The wear cap includes a mounting rail that is disposed within the mounting groove of the adapter to mount the wear cap thereto.
    Type: Application
    Filed: April 24, 2019
    Publication date: October 29, 2020
    Applicant: Caterpillar Inc.
    Inventors: Brandon H. McCaffrey, Mihai M. Balan
  • Publication number: 20200340217
    Abstract: A ground engaging tool assembly includes a ground engaging tip, an adapter, and a wear cap. The ground engaging tip has a ground engaging portion and a coupling portion including an interior surface defining a coupler pocket with an adapter opening and first and second lug openings. The adapter includes a mounting nose with first and second retention lugs extending from sides of the mounting nose along oblique taper angles. The mounting nose is disposed within the coupler pocket of the ground engaging tip with the first and second retention lugs extending into the first and second lug openings, respectively. The base includes a shoulder surface and a retention surface that define a mounting groove therebetween. The wear cap includes a mounting rail that is disposed within the mounting groove of the adapter to mount the wear cap thereto.
    Type: Application
    Filed: April 24, 2019
    Publication date: October 29, 2020
    Applicant: Caterpillar Inc.
    Inventors: Brandon H. McCaffrey, Mihai M. Balan
  • Publication number: 20200095752
    Abstract: A shield subassembly includes a support member, a resilient member, and a shield member defining an annular perimeter that surrounds the resilient member.
    Type: Application
    Filed: September 26, 2018
    Publication date: March 26, 2020
    Applicant: Caterpillar Inc.
    Inventors: Patrick Simon Campomanes, Jonathan Stuart Borden, Brandon H. McCaffrey, Pradeep Chapagain, Daniel Joshua Smith