Speed and direction indicator for ships

Details Speed and direction indicator for ships Speed and direction indicator for ships

1991-01-31

1993-05-11

Yasich, Daniel M.

Marine propulsion

With indicator

318588, 340984, 36442401, 73178R, B63H 2542, G06F 1550

Patent

active

052096823

ABSTRACT:
A speed and direction indicator for ships having at least one rudder propeller, or pump jet, and preferably several such devices for determining the direction of the ship and its speed in the selected direction. An optical display is provided in the area occupied by the ship operator, on which display are shown the angle which is formed between the direction of force and a reference direction, and the strength of the thrust, independently of the operating state of the rudder propeller(s) or the pump jet(s).

REFERENCES:
patent: 4129087 (1978-12-01), Dimmick et al.
patent: 4220111 (1980-09-01), Krautkremer et al.
patent: 4444143 (1984-04-01), Tattersall et al.
patent: 4664052 (1987-05-01), Burns et al.
patent: 4836809 (1989-06-01), Pelligrino
patent: 5043727 (1991-08-01), Ito
patent: 5115398 (1992-05-01), De Jong

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