Patents by Inventor Albert A. Schumann

Albert A. Schumann 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).

  • Permanent magnet motion conversion device
    Patent number: 4300067
    Abstract: A permanent magnet motion conversion device includes spaced stationary permanent magnets and a carriage having permanent magnets located adjacent the ends of the carriage. The carriage shuttles back and forth between the permanent magnets as a result of magnetic repulsion when shield plates are moved into and out of shielding positions in front of the stationary magnets. The carriage is provided with a connecting rod which is connected to a crank shaft. More than one carriage can be employed.
    Type: Grant
    Filed: March 17, 1980
    Date of Patent: November 10, 1981
    Inventor: Albert A. Schumann