Patents by Inventor Waldemar Fischer

Waldemar Fischer 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).

  • Publication number: 20240102433
    Abstract: A fuel injection nozzle is connected to a pump for injecting the fuel and to a fresh air supply for the internal combustion engine. In order to provide an injection device which allows temperature control of the injected media with a simple structure and arrangement in the motor vehicle, the injection device has an electric heating device for heating the fresh air supplied. The heating device is fluidically connected via a first hose section to the inlet side of the fresh air supply and via a second hose section to the internal combustion engine. The heating device has a layered heating block comprising at least one heat-emitting layer and at least one heat-generating layer coupled thereto in a heat-conducting manner The heat-generating layer includes at least one PTC element and conductor elements abutting opposed sides of the PTC element.
    Type: Application
    Filed: September 25, 2023
    Publication date: March 28, 2024
    Inventors: Daniela Weber, Waldemar Fischer, Ralf Lothar Weinand