Patents by Inventor Ernest L. Rehm

Ernest L. Rehm 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).

  • Soil stabilizer including two banks of plough shares
    Patent number: 4197917
    Abstract: A soil stabilizer comprises a front bank of four ploughs inclined at 45.degree. to the direction of movement and a similar rear bank of ploughs. The ploughs are arranged in pairs whereof the front ploughs toss the soil/stabilizer mixture to one side where it is engaged by the rear plough which tosses to the other side. The ploughs are mounted on a frame which may be carried by pivoted arms on a road grader or may be mounted on ground engaging wheels.
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: April 15, 1980
    Inventors: Terrence R. Langford, Ernest L. Rehm