Patents by Inventor Thomas Alworth

Thomas Alworth 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).

  • Patent number: 11745581
    Abstract: A heating channel for a front wall of a dump body comprises an exhaust inlet provided on the front wall; an exhaust outlet provided on the front wall; and a channel body running continuously from the exhaust inlet to the exhaust outlet. The channel body can have at least one horizontally extending portion and at least one vertically extending portion in a front view of the front wall. The exhaust inlet can be configured to receive exhaust gas output from an internal combustion engine, and the exhaust outlet can be configured to output the received exhaust gas to outside the heating channel.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: September 5, 2023
    Assignee: Caterpillar Inc.
    Inventors: Timothy J. Bromenshenkel, Christopher M. Darrow, Thomas Alworth
  • Patent number: 11235808
    Abstract: A center upper frame connection for a space frame can comprise a pair of outer support beams spaced from each in a width direction, a rearward center support between the outer support beams, and support beam arch. Each outer support beam can have a rearward frame connection boss and a forward center frame nodal connection boss. The rearward center support can have a pair of rearward frame connection bosses oriented at an angle relative to each other, and a pair of side frame connection bosses provided on opposing sides of the rearward center support. The support beam arch can be provided adjacent to the outer support beams and the rearward center support. The rearward center support can be located on a longitudinal centerline of the support beam arch and can be parallel to the outer support beams.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: February 1, 2022
    Assignee: Caterpillar Inc.
    Inventors: Tad W. Miller, David O Zalanka, Timothy D Harman, Thomas Alworth
  • Publication number: 20210122425
    Abstract: A center upper frame connection for a space frame can comprise a pair of outer support beams spaced from each in a width direction, a rearward center support between the outer support beams, and support beam arch. Each outer support beam can have a rearward frame connection boss and a forward center frame nodal connection boss. The rearward center support can have a pair of rearward frame connection bosses oriented at an angle relative to each other, and a pair of side frame connection bosses provided on opposing sides of the rearward center support. The support beam arch can be provided adjacent to the outer support beams and the rearward center support. The rearward center support can be located on a longitudinal centerline of the support beam arch and can be parallel to the outer support beams.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Tad W Miller, David O Zalanka, Timothy D Harman, Thomas Alworth
  • Publication number: 20210122232
    Abstract: A heating channel for a front wall of a dump body comprises an exhaust inlet provided on the front wall; an exhaust outlet provided on the front wall; and a channel body running continuously from the exhaust inlet to the exhaust outlet. The channel body can have at least one horizontally extending portion and at least one vertically extending portion in a front view of the front wall. The exhaust inlet can be configured to receive exhaust gas output from an internal combustion engine, and the exhaust outlet can be configured to output the received exhaust gas to outside the heating channel.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Timothy J Bromenshenkel, Christopher M. Darrow, Thomas Alworth
  • Patent number: D975252
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: January 10, 2023
    Assignee: Caterpillar Inc.
    Inventors: Timothy J. Bromenshenkel, Christopher M. Darrow, Thomas Alworth