Patents by Inventor Nathan L. Yolitz

Nathan L. Yolitz 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).

  • Automatic park lock
    Patent number: 11808347
    Abstract: An automatic park lock for an off road or recreational utility vehicle includes a shift interlock solenoid with a spring biased plunger engaging and locking an operator shift lever in the park position. A cam surface on the operator shift lever slopes between a first end and a second end, and has a groove to lock the plunger to the park position. A controller energizes the shift interlock solenoid to retract the plunger when a plurality of operating parameters are satisfied.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: November 7, 2023
    Assignee: DEERE & COMPANY
    Inventors: Stephan R. Hayden, Donald W. Ertmer, Nathan L. Yolitz
  • AUTOMATIC PARK LOCK
    Publication number: 20230066305
    Abstract: An automatic park lock for an off road or recreational utility vehicle includes a shift interlock solenoid with a spring biased plunger engaging and locking an operator shift lever in the park position. A cam surface on the operator shift lever slopes between a first end and a second end, and has a groove to lock the plunger to the park position. A controller energizes the shift interlock solenoid to retract the plunger when a plurality of operating parameters are satisfied.
    Type: Application
    Filed: August 31, 2021
    Publication date: March 2, 2023
    Inventors: Stephan R. Hayden, Donald W. Ertmer, Nathan L. Yolitz