DEVICE FOR DETERMINATION OF POSITION OF A SHIP IN DOCK AT THE TIME OF DOCKING
The present invention relates to a device for determination of position of a ship in a 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 transducers of an echo sounder, each of which is connec...
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Zusammenfassung: | The present invention relates to a device for determination of position of a ship in a 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 transducers of an echo sounder, each of which is connected to a separate indicator of echo sounder through a bi-stable switch, while the both two-position relay elements are connected to a single multivibrator. |
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