Patents by Inventor Alfred H. Berger

Alfred H. Berger 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).

  • Barrel engine with rocking ball drive
    Patent number: 4203396
    Abstract: A reciprocating engine having multiple pistons coupled to a ball drive element which is retained in a spherical bearing seat and moves with a rocking motion about plural intersecting axes. Drive pins projecting from the ball element move in conical paths and are coupled eccentrically to output shafts, which provide rotary drive for primary power output and for valve and accessory operation.
    Type: Grant
    Filed: October 19, 1978
    Date of Patent: May 20, 1980
    Inventor: Alfred H. Berger