Patents by Inventor David William Holthaus

David William Holthaus 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: 10569810
    Abstract: A node is disclosed. The node may have a core. The node may also have a projection extending from the core. Further the node may have a structural member attached to the projection. The node may also have a top cover having a top recess. The top recess may be configured to receive the structural member. Additionally, the node may have a bottom cover having a bottom recess. The bottom recess may be configured to receive the structural member. In addition the node may have a fastener to connect the top cover and the bottom cover.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: February 25, 2020
    Assignee: Caterpillar Inc.
    Inventors: Rahul N. Gami, Ajay Dnyandeo Yadav, Richard K. Huff, Jarrod Delane Neal, Matthew M. Robinson, Tad W. Miller, Brandon C. Brenner, David William Holthaus, Jacob Warner Bell, Michael H. Noble, Edward Patrick Ormiston, Hemant Prasad Mallampalli, Thierry A. Marchione, Michael R. Spengler
  • Publication number: 20170305471
    Abstract: A node is disclosed. The node may have a core. The node may also have a projection extending from the core. Further the node may have a structural member attached to the projection. The node may also have a top cover having a top recess. The top recess may be configured to receive the structural member. Additionally, the node may have a bottom cover having a bottom recess. The bottom recess may be configured to receive the structural member. In addition the node may have a fastener to connect the top cover and the bottom cover.
    Type: Application
    Filed: July 12, 2017
    Publication date: October 26, 2017
    Applicant: Caterpillar Inc.
    Inventors: Rahul N. Gami, Ajay Dnyandeo Yadav, Richard K. Huff, Jarrod Delane Neal, Matthew M. Robinson, Tad W. Miller, Brandon C. Brenner, David William Holthaus, Jacob Warner Bell, Michael H. Noble, Edward Patrick Ormiston, Hemant Prasad Mallampalli, Thierry A. Marchione, Michael R. Spengler
  • Patent number: 9731773
    Abstract: A node is disclosed. The node may have a core. The node may also have a projection extending from the core. Further the node may have a structural member attached to the projection. The node may also have a top cover having a top recess. The top recess may be configured to receive the structural member. Additionally, the node may have a bottom cover having a bottom recess. The bottom recess may be configured to receive the structural member. In addition the node may have a fastener to connect the top cover and the bottom cover.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: August 15, 2017
    Assignee: Caterpillar Inc.
    Inventors: Rahul N. Gami, Ajay Dnyandeo Yadav, Richard K. Huff, Jarrod Delane Neal, Matthew M. Robinson, Tad W. Miller, Brandon C. Brenner, David William Holthaus, Jacob Warner Bell, Michael H. Noble, Edward Patrick Ormiston, Hemant Prasad Mallampalli, Thierry A. Marchione, Michael R. Spengler
  • Patent number: 9701341
    Abstract: A space frame for a machine is disclosed. The space frame may have a first end configured to be connected to front wheels of the machine. The space frame may also have a second end configured to be connected to rear wheels of the machine. Further, the space frame may have primary structural members arranged substantially lengthwise between the first end and the second end. In addition, the space frame may have secondary structural members connected between the primary structural members to form substantially triangulated structures allowing the space frame to support a payload to empty vehicle weight ratio ranging from about 1.2:1 to 2:1.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: July 11, 2017
    Assignee: Caterpillar Inc.
    Inventors: Edward Patrick Ormiston, David William Holthaus, Andres Munoz-Najar, Venkata Rama Varma Dantuluri
  • Publication number: 20160264187
    Abstract: A node is disclosed. The node may have a core. The node may also have a projection extending from the core. Further the node may have a structural member attached to the projection. The node may also have a top cover having a top recess. The top recess may be configured to receive the structural member. Additionally, the node may have a bottom cover having a bottom recess. The bottom recess may be configured to receive the structural member. In addition the node may have a fastener to connect the top cover and the bottom cover.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Applicant: CATERPILLAR INC.
    Inventors: Rahul N. GAMI, Ajay Dnyandeo YADAV, Richard K. HUFF, Jarrod Delane NEAL, Matthew M. ROBINSON, Tad W. MILLER, Brandon C. BRENNER, David William HOLTHAUS, Jacob Warner BELL, Michael H. NOBLE, Edward Patrick ORMISTON, Hemant Prasad MALLAMPALLI, Thierry A. MARCHIONE, Michael R. SPENGLER
  • Publication number: 20160264189
    Abstract: A node is disclosed. The node may have a first structural member. The node may also have a second structural member disposed at an angle relative to the first structural member. Further, the node may have a first end plate attached to a first end of the first structural member. The node may also have a second end plate attached to a second end of the second structural member. In addition the node may have a connector plate attached to the first end plate and the second end plate. The connector plate may be disposed generally orthogonal to the first end plate and the second end plate.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Applicant: Caterpillar Inc.
    Inventors: Rahul N. GAMI, Ajay Dnyandeo YADAV, Richard K. HUFF, Jarrod Delane NEAL, Matthew M. ROBINSON, Tad W. MILLER, Brandon C. BRENNER, David William HOLTHAUS, Jacob Warner BELL, Michael H. NOBLE, Edward Patrick ORMISTON, Hemant Prasad MALLAMPALLI, Thierry A. MARCHIONE, Michael R. SPENGLER
  • Publication number: 20160039463
    Abstract: A space frame for a machine is disclosed. The space frame may have a first end configured to be connected to front wheels of the machine. The space frame may also have a second end configured to be connected to rear wheels of the machine. Further, the space frame may have primary structural members arranged substantially lengthwise between the first end and the second end. In addition, the space frame may have secondary structural members connected between the primary structural members to form substantially triangulated structures allowing the space frame to support a payload to empty vehicle weight ratio ranging from about 1.2:1 to 2:1.
    Type: Application
    Filed: August 3, 2015
    Publication date: February 11, 2016
    Applicant: Caterpillar Inc.
    Inventors: Edward Patrick ORMISTON, David William HOLTHAUS, Andres MUNOZ-NAJAR, Venkata Rama Varma DANTULURI
  • Publication number: 20140361505
    Abstract: A kingpin assembly for pivotally supporting a steering knuckle of a steering linkage assembly is disclosed herein. The kingpin assembly includes a pin and a bearing mount assembly. The pin includes a shoulder disposed between a first tapered portion and a second tapered portion. The first tapered portion is structured and arranged for load bearing and is in engagement with the steering knuckle. The second tapered portion is in reverse taper configuration relative to the first tapered portion, measured axially along the pin. The bearing mount assembly has a first bearing half and a second bearing half. The first and second bearing halves sandwiches the second tapered portion for retention thereof. Each of the first and second bearing halves is in engagement with the steering knuckle.
    Type: Application
    Filed: August 27, 2014
    Publication date: December 11, 2014
    Applicant: Caterpillar Inc.
    Inventors: Edward Patrick Ormiston, David William Holthaus