Patents by Inventor Shaun A. Wilhelm

Shaun A. Wilhelm 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).

  • Backup alignment system for an internal mode switch
    Patent number: 7574938
    Abstract: A gear selector assembly includes a selector shaft, an internal mode switch mounted on the selector shaft, and a detent lever mounted on the selector shaft and rotatable with the selector shaft. The detent lever is indexed relative to the internal mode switch. A spring assembly is in engagement with the detent lever. The spring assembly has a first member that engages the internal mode switch to prevent the internal mode switch from rotating and has a second member that engages the internal mode switch to prevent the internal mode switch from rotating if the first member does not engage the internal mode switch.
    Type: Grant
    Filed: April 10, 2007
    Date of Patent: August 18, 2009
    Assignee: GM Global Technology Operations, Inc.
    Inventors: Kenneth M. Andrews, Shaun A. Wilhelm
  • BACKUP ALIGNMENT SYSTEM FOR AN INTERNAL MODE SWITCH
    Publication number: 20080250890
    Abstract: A gear selector assembly is provided having a selector shaft, an internal mode switch mounted on the selector shaft, and a detent lever mounted on the selector shaft and rotatable with the selector shaft. The detent lever is indexed relative to the internal mode switch. A spring assembly is in engagement with the detent lever. The spring assembly has a first member that engages the internal mode switch to prevent the internal mode switch from rotating and has a second member that engages the internal mode switch to prevent the internal mode switch from rotating if the first member does not engage the internal mode switch.
    Type: Application
    Filed: April 10, 2007
    Publication date: October 16, 2008
    Applicant: GM Global Technology Operations, Inc.
    Inventors: KENNETH M. ANDREWS, Shaun A. Wilhelm