Patents by Inventor Friedemann Zacharias

Friedemann Zacharias 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).

  • Combination power and heat unit
    Patent number: 5101886
    Abstract: The invention relates to a combination power and heat unit with a bedplate (1), flanged-together machines (2, 3), a noise suppressor (8), an exhaust-gas heat exchanger (9), a cooling-water heat exchanger (19) as well as the associated auxiliary apparatus and piping, wherein the bedplate (1) shelters the noise suppressor (8) and the exhaust-gas heat exchanger (9) along its opposite longitudinal sides below the machines (2, 3), which are elastically supported on the bedplate (1).
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: April 7, 1992
    Assignee: Motoren-Werke Mannheim AG
    Inventors: Friedemann Zacharias, Louis Lorentz
  • Power thermo-coupling unit
    Patent number: 4921040
    Abstract: A power thermo-coupling unit with muffler (4, 5) and exhaust gas heat exchanger (6, 7) avoids the requirement of a disproportionately large space for component removal at the front end of the power thermo-coupling unit. The muffler (4, 5) and the exhaust gas heat exchanger (6, 7) each have two separate components, the lengths of which are shorter than the distances between the center column (8) and the end walls of the unit support (1).
    Type: Grant
    Filed: March 11, 1988
    Date of Patent: May 1, 1990
    Assignee: Motoren-Werke Mannheim AG
    Inventors: Celal Ueruenduel, Friedemann Zacharias