Patents by Inventor Anto Rodi

Anto Rodi 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).

  • Circuit arrangement using for a light barrier for detecting sheet-feeding faults in a printing press
    Patent number: 4642455
    Abstract: A circuit arrangement for a light barrier for detecting absence or presence of an opaque object at a given location, includes an apparatus for transmitting a signal in response to the disposition of the object, an apparatus for receiving the signal, an apparatus for evaluating the received signal, and an apparatus for initiating a follow-up operation in response to the evaluation of the received signal. The transmitting and receiving apparatus is formed as a reflex light barrier, a digital filter is connected between the transmitting and receiving apparatus and the evaluating apparatus includes two parallel-connected bistable flip-flop circuits, wherein one of the flip-flop circuits has an inverted clock input.
    Type: Grant
    Filed: February 17, 1984
    Date of Patent: February 10, 1987
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Anto Rodi, Udo Blasius