Roll stabilizer for a boat
Roll stabilizers for floating structures
Roll-up boat
Rollable and reefable sail
Roller assembly for boat anchors
Roller boom reefing and hoisting of a sail
Roller reefing system for sails and the like
Roller-reefing boom apparatus
Rolling reef system for the mainsail of a sailing vessel
Room arrangement, ship, building and method for constructing...
Room unit for marine structure
Rope and a mooring device, particularly for clamping goods,...
Rope hitch
Rotary actuator for push-pull cables
Rotary disc having adjustable ice chip cutters
Rotary joint
Rotation control system for z-type propulsion apparatus
Rotor blade tip section
Rotor system, particularly a boat propeller system
Rotor with a split rotor blade