Patents by Inventor Alexander Druschitz

Alexander Druschitz 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).

  • Punched paper tape feed wheel mechanism
    Patent number: 4196831
    Abstract: The elements of a drive assembly for punched paper tape are arranged in a fixed relation on a shaft (42) to which the paper feed wheel (70) is attached. The assembly includes a drive mechanism (25 or 27) for selectively imparting equal increments of rotational motion to the shaft, first and second ball bearing assemblies (65, 75), spacers (74, 68, 69) and a nut (76). The shaft assembly is slidable within holes in the frame sideplates (71, 73) and within curved surfaces of projections (66, 67) of the paper guide body (28).
    Type: Grant
    Filed: November 1, 1978
    Date of Patent: April 8, 1980
    Assignee: Teletype Corporation
    Inventors: Alexander Druschitz, Ingard B. Hodne