Device for reducing vibrations of periscopes
Dynamic vibration absorber
Hoisting and lowering mechanism for a rotatable mast
Mast device for a submarine
Mast device for a submarine
Mast wake reduction by shaping
Mechanism for the vertical translation of tubular structures...
Modular structure for supporting and guiding sliding tubes in pa
Phanton computer gating system
Position interlock system for submarine masts and closure
Semi-submersible tanker with directional ice cutters
Snorkel mast for a semi-submersible vehicle
Submarine mast fairing bearing configuration
Submarine periscope systems
Submarine with keel wing for effectively countering tendency to