Patents by Inventor Bradley ROPER

Bradley ROPER 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).

  • Vehicle with front-wheel-assist system
    Patent number: 11827092
    Abstract: A heavy-duty vehicle may include a vehicle frame, a plurality of rear-wheel assemblies, and a plurality of front-wheel assemblies. The wheel assemblies are mounted to the vehicle frame. Each of the front-wheel assemblies may include a rim, a spindle, a brake assembly, a motor, and a transmission assembly. The spindle may be at least partially disposed within the rim. The brake assembly may be disposed within the rim and may extend around the spindle. The motor may be disposed within the cavity in the spindle. At least a portion of the motor is disposed between first and second axial ends of the rim. The transmission assembly may be disposed within the rim. The transmission assembly may transmit rotary motion of the motor to the rim to rotate the rim relative to the spindle.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: November 28, 2023
    Assignee: Komatsu America Corp.
    Inventors: Bradley Roper, Yousuke Yabe
  • Vehicle With Front-Wheel-Assist System
    Publication number: 20210268901
    Abstract: A heavy-duty vehicle may include a vehicle frame, a plurality of rear-wheel assemblies, and a plurality of front-wheel assemblies. The wheel assemblies are mounted to the vehicle frame. Each of the front-wheel assemblies may include a rim, a spindle, a brake assembly, a motor, and a transmission assembly. The spindle may be at least partially disposed within the rim. The brake assembly may be disposed within the rim and may extend around the spindle. The motor may be disposed within the cavity in the spindle. At least a portion of the motor is disposed between first and second axial ends of the rim. The transmission assembly may be disposed within the rim. The transmission assembly may transmit rotary motion of the motor to the rim to rotate the rim relative to the spindle.
    Type: Application
    Filed: February 3, 2021
    Publication date: September 2, 2021
    Applicant: Komatsu America Corp.
    Inventors: Bradley ROPER, Yousuke YABE