Patents by Inventor Alexandra K. DeVries

Alexandra K. DeVries 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).

  • Front attachment lift mechanism
    Patent number: 10356971
    Abstract: A front attachment lift mechanism includes a front hitch weldment connectable to a lawn tractor frame and having a pair of side plates for supporting a front attachment. A hitch arm extends upwardly and rearwardly on each side of the frame. A rear weldment includes a pair of rear brackets connected by support bars to each other. Each rear bracket has an upper portion connectable to one of a pair of lift arms on a lawn tractor, and a forward end extending forwardly and downwardly from the upper portion. A wireform assembly is connected between each of the hitch arms and the forward end of one of the rear brackets.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: July 23, 2019
    Assignee: Deere & Company
    Inventors: Alexandra K. DeVries, Kyle T. Ressler, Melissa Tolson
  • FRONT ATTACHMENT LIFT MECHANISM
    Publication number: 20170079188
    Abstract: A front attachment lift mechanism includes a front hitch weldment connectable to a lawn tractor frame and having a pair of side plates for supporting a front attachment. A hitch arm extends upwardly and rearwardly on each side of the frame. A rear weldment includes a pair of rear brackets connected by support bars to each other. Each rear bracket has an upper portion connectable to one of a pair of lift arms on a lawn tractor, and a forward end extending forwardly and downwardly from the upper portion. A wireform assembly is connected between each of the hitch arms and the forward end of one of the rear brackets.
    Type: Application
    Filed: September 23, 2015
    Publication date: March 23, 2017
    Inventors: Alexandra K. DeVries, Kyle T. Ressler, Melissa Tolson