| 摘要 |
PURPOSE:To understand a state by sensation and to facilitate steering by displaying a travel direction, a boarding ship, a destination direction, and its deviation. CONSTITUTION:A travel direction display 11 where the travel direction of the boarding ship is displayed fixedly and linearly is provided, and the position of the boarding ship is displayed fixedly at one end of said display 11 as a boarding ship display 12. A destination direction 14 indicating the destination direction is displayed variably on a semicircle having a radius 13 centering on the boarding ship display 12. A measurement scale is provided on this semicircle 13 so as to read the quantity of the deviation of the destination direction display 14 from the travel direction display 11. The quantity and direction of the deviation from a course are displayed 15 at right angles to the travel direction display 11 as to the boarding ship display 12. Further, a scale 16 is displayed so as to read the quantity of deviation of the deviation display 15. |
