71713 ⎘
Steering; Slowing-down otherwise than by use of propulsive elements ; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements; Steering by rudders; Rudders movable otherwise than for steering purposes; Changing geometry with means for retracting or lifting
Sub-classes:SYSTEM WITH COMMAND LOOPING SATURATION AND AUTOPILOT HEADING
#2Tiller control device
#3High speed triangular shaped hydroplaning monohull craft with aircraft-like control surfaces having surface adhesion hull characteristics
#4Steering device for a towed personal watercraft