Marine autopilot apparatus

Details Marine autopilot apparatus Marine autopilot apparatus

1987-07-17

1989-08-08

Orsino, Joseph A.

Communications: electrical

Watercraft alarm or indicating systems

114144R, G08B 2300

Patent

active

048557390

ABSTRACT:
A marine autopilot apparatus having a microcomputer for controlling a rudder control loop formed of at least a rudder servo amplifier, and a power unit, for detecting an abnormality concerning the steering of a rudder and for indicating an alarm concerning the detected abnormality and the like. A representing alarm indicator lamp classifying the abnormalities into a single or plurality of groups and for collectively indicating the abnormalities in the form of the single or plurality of groups. A general-purpose indicator for indicating various data at least concerning the steering, set values and respective contents of the abnormalities detected and a rudder control collective alarm circuit for indicating the occurrence of the abnormality in the rudder control loop. The rudder control collective alarm circuit is driven when at least one of a plurality of alarm points within the rudder control loop, and the power unit exhibits an abnormal condition.

REFERENCES:
patent: 4038528 (1977-07-01), Fowler
patent: 4055135 (1977-10-01), Wesner
patent: 4374423 (1983-02-01), Kundler et al.

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