Patents by Inventor Martin Kirsch, Jr.

Martin Kirsch, Jr. 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).

  • Patent number: 3998049
    Abstract: Improved apparatus for generating a high pressure mixture of steam and combustion gases for utilization by a steam engine or the like. The apparatus includes a combustion cylinder and an accumulator cylinder of substantially equal diameter, with both cylinders interconnected at each end by pipes of substantially equal diameter to form a closed loop. A first pair of opposed free pistons is movable toward and away from each other in the combustion cylinder and a second pair of opposed free pistons is movable toward and away from each other in the accumulator cylinder. The space between the first pair of pistons comprises a combustion chamber, while the space between the second pair of pistons comprises an operating accumulator chamber filled with a compressible fluid.
    Type: Grant
    Filed: September 30, 1975
    Date of Patent: December 21, 1976
    Assignee: G & K Development Co., Inc.
    Inventors: Roe L. McKinley, Jack M. McKinley, Martin Kirsch, Jr.