Patents by Inventor Jerry Scheer

Jerry Scheer 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).

  • Railroad yard switch machine
    Publication number: 20060208137
    Abstract: A railroad switch machine which is normally operated by an electric motor but which may be manually operated without causing rotation of the power shaft of the electric motor to enable the switch machine to move the switch points without having to overcome the brake resistance applied to the power shaft by the brake and gearbox thereof.
    Type: Application
    Filed: March 21, 2005
    Publication date: September 21, 2006
    Inventor: Jerry Scheer