Patents Assigned to Przedsiebiorstwo Wdrazania I Upowszechniania Postepu Technicznego I Organizacyjnego Posteor Oddzia W Gdansku
  • Device for the determination of a ship in dock at the time of docking
    Patent number: 4254484
    Abstract: The present invention relates to a device for determination of position of a ship in the dock at docking, based on the principle of reflection of ultrasonic waves from solid bodies in water.The device includes two pairs of transmitting-receiving converters (1), (1') and (2), (2') of an echo sounder, each of which is connected to a separate indicator (5) and (7) of the echo sounder through a bi-stable switch (4), (6), while the both two-position relay elements (4) and (6) are connected to only one multivibrator (3).
    Type: Grant
    Filed: May 31, 1979
    Date of Patent: March 3, 1981
    Assignee: Przedsiebiorstwo Wdrazania I Upowszechniania Postepu Technicznego I Organizacyjnego Posteor Oddzia W Gdansku
    Inventors: Kazimierz Markowski, Jacek Truszkowski, Wojciech Niedzielski, Jaroslaw Slomkowski