Patents by Inventor Tad W. MILLER

Tad W. MILLER 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: 11040648
    Abstract: A dump body pivot pin, suspension node, and rear frame connection comprises a dump body pivot pin boss, a rear suspension connection boss, outer and inner upper rear frame tube connection bosses, outer and inner lower rear frame tube connection bosses, upper and lower beams, a beam connection web, and a support tube connection boss. The dump pivot pin boss has a pivot bore, a pin bore center axis, and inner and outer flat surfaces. The rear suspension connection boss includes a suspension connection center axis and inner and outer flat surfaces. The upper beam connects the outer and inner upper rear frame tube connection bosses to the dump body pivot pin boss. The lower beam connects the outer lower rear frame connection boss to the rear suspension connection boss and the dump body pivot pin boss and the inner lower rear frame tube connection boss to the dump body pivot pin boss.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: June 22, 2021
    Assignee: Caterpillar Inc.
    Inventors: Tad W Miller, David W Holthaus, Timothy D Harman, Venkara R Dantuluri
  • Publication number: 20210122211
    Abstract: A front lower suspension connection for a space frame comprises a U-shaped base and upper suspension control arm support sections on the U-shaped base. The U-shaped base can have a cross-beam section and suspension column support beam sections positioned at opposite ends of the cross-beam section, where each suspension column support beam section may include lower suspension control arm pivot joint supports located at opposite ends of the suspension column support beam sections. Each upper suspension control arm support section can have a first support column and a second support column spaced from the first support column, where the first support column may include a first upper suspension control arm pivot joint support, and the second support column may include a second upper suspension control arm pivot joint support and a front mounting surface. A rear mounting may be provided on a rear surface of the front lower suspension connection.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventor: Tad W. Miller
  • Publication number: 20210122284
    Abstract: A dump body pivot pin, suspension node, and rear frame connection comprises a dump body pivot pin boss, a rear suspension connection boss, outer and inner upper rear frame tube connection bosses, outer and inner lower rear frame tube connection bosses, upper and lower beams, a beam connection web, and a support tube connection boss. The dump pivot pin boss has a pivot bore, a pin bore center axis, and inner and outer flat surfaces. The rear suspension connection boss includes a suspension connection center axis and inner and outer flat surfaces. The upper beam connects the outer and inner upper rear frame tube connection bosses to the dump body pivot pin boss. The lower beam connects the outer lower rear frame connection boss to the rear suspension connection boss and the dump body pivot pin boss and the inner lower rear frame tube connection boss to the dump body pivot pin boss.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Tad W. Miller, David W. Holthaus, Timothy D. Harman, Venkara R. Dantuluri
  • 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: 20210122418
    Abstract: A front upper frame connection casting can comprise a vertical front upper frame connection boss oriented in a first downward direction and configured to weldably attach to a first elongate support member; a rearward angular front upper frame connection boss oriented in a second downward direction and configured to weldably attach to a second elongate support member different from the first elongate support member; and a center cast section castably attached to the vertical front upper frame connection boss and the rearward angular front upper frame connection boss. The center cast section can have a top surface configured to weldably attach to a front upper body support and frame connection fabrication of a space frame of a rear haul truck.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Tad W. Miller, Roopam Khare
  • Publication number: 20210122421
    Abstract: A center upper frame nodal connection fabrication comprising a top surface, a bottom surface opposite the top surface, two side surfaces, a front surface having a plurality of integral planes oriented at angles relative to each other, and a rear surface opposite the front surface. The top surface, the bottom surface, and the two side surfaces can be weldably attached to each other and the front and rear surfaces to form a structure of the center upper frame nodal connection fabrication. The integral planes of the front surface are configured to weldably attach to respective elongate support members of a space frame. The rear surface is configured to weldably attach to a center upper frame connection casting of the space frame.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventor: Tad W. Miller
  • Publication number: 20210122210
    Abstract: A front upper suspension connection for a space frame comprises a bottom surface fixedly attachable to a front lower suspension connection; a top rear mounting surface fixedly attachable to a front upper frame connection; a top front mounting surface fixedly attachable to a first elongate support member; a front strut attachment point located below the top rear mounting surface and the top front mounting surface to pivotably attach a front strut; and a lower rear mounting surface located below the top rear mounting surface fixedly attachable to a second elongate support member. The front strut attachment point can include a hole passing through the top rear mounting surface, a coaxial hole passing through the top front mounting surface, and a front strut attachment pin configured to pass through the top rear mounting surface, the top front mounting surface, and a top mounting hole integral to the front strut.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventor: Tad W. Miller
  • Publication number: 20210122419
    Abstract: A center upper frame connection for a space frame can comprise a center boss; a rearward mounting surface facing rearward; a rearward angular center upper frame tube connection boss oriented downward and rearward; a vertical center upper frame tube connection boss oriented downward; a forward angular center upper frame tube connection boss oriented forward and downward; and a forward angular mounting surface facing forward and upward. The rearward mounting surface can fixedly attach a center upper horizontal frame connection, the rearward angular center upper frame tube connection boss can fixedly attach a first elongate support structure, the vertical center upper frame tube connection boss can fixedly attach a second elongate support structure, the forward angular center upper frame tube connection boss can fixedly attach to a third elongate support structure, and the forward angular mounting surface can fixedly attach a center upper frame nodal connection.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventor: Tad W. Miller
  • Publication number: 20210122209
    Abstract: A front upper frame connection for a space frame can comprise a top surface; a bottom surface opposite the top surface; a right-side surface; a left-side surface opposite the right-side surface; a front surface; a rear surface opposite the front surface; a pair of forward support plates provided on the front surface; a pair of forward flat mounting surfaces; and a pair of rocker attachment interfaces located on the top surface adjacent to the rear surface and respectively the right-side surface and the left-side surface. The front surface and the forward support plates can define a cutout section. Each of the forward support plates is curved and runs outward from a transverse centerline of the top surface and then forward.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventor: Tad W Miller
  • Publication number: 20210122428
    Abstract: A center lower frame connection for a space frame comprising an outer lift cylinder connection boss, an inner drop tube connection boss, a center cylinder between the outer lift cylinder connection boss and the inner drop tube connection boss, a suspension connection boss, an outer rearward angular center lower frame tube connection boss, an inner rearward angular center lower frame tube connection boss, a vertical center lower frame tube connection boss, a forward angular center lower frame tube connection boss, an outer forward horizontal center lower frame tube connection boss, and an inner forward horizontal center lower frame tube connection boss. The outer lift cylinder connection boss, the inner drop tube connection boss, and the center cylinder can have a common center axis. The center lower frame connection can also have a rearward angular beam and a forward horizontal beam.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Tad W. Miller, David O. Zalanka, Timothy D Harman
  • Publication number: 20210122420
    Abstract: A front lower frame connection can comprise a center boss, outer and inner rearward horizontal front lower frame tube connection bosses, a rearward angular front lower frame tube connection boss, a vertical front lower frame tube connection boss, a forward angular front lower frame tube connection boss, outer and inner forward horizontal front lower frame tube connection bosses, a rearward horizontal beam, and a forward horizontal beam. The rearward horizontal beam can have an outer rearward horizontal beam member, and an inner rearward horizontal beam member. The forward horizontal beam can have an outer forward horizontal beam member, and an inner forward horizontal beam member.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 29, 2021
    Applicant: Caterpillar Inc.
    Inventors: Tad W Miller, David O Zalanka, Timothy D Harman
  • 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
  • Publication number: 20170080514
    Abstract: An insulator for welding a boss onto a member is provided. The insulator includes a body comprising a first surface and a second surface. The second surface includes a first curved profile. The insulator also includes a bore extending between the first surface and the second surface to define an inner wall of the body. The insulator further includes a protrusion in the inner wall proximal to the second surface. The protrusion, in the insulator, includes a second curved profile.
    Type: Application
    Filed: September 17, 2015
    Publication date: March 23, 2017
    Applicant: Caterpillar Inc.
    Inventors: Tad W. Miller, Steven M. Swartzel, Richard J. La Reau
  • 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