Patents by Inventor Werner Zelger

Werner Zelger 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).

  • Ventilating and heating apparatus or air-conditioning apparatus, especially for motor vehicles
    Patent number: 4125150
    Abstract: A ventilating and heating or air-conditioning apparatus, especially for motor vehicles, which is equipped with a heat-exchanger, a cold-air by-pass branching-off upstream of the heat-exchanger and a warm-air channel including the heat-exchanger, with the cold-air by-pass and the warm-air channel alternately controllable; a distributor space provided with ventilating- and heating-connecting openings is provided, in which the cold-air inlet-opening and the ventilating-connecting opening are disposed opposite one another while the warm-air inlet-opening as also the heating-connecting openings are arranged offset thereto.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: November 14, 1978
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Werner Zelger, Lothar Busch