Deflectable, non-collapsing member for use in fluid cushion...
Deformable fluid-cushion bounding skirt
Deformable skirting system for surface effect machine
Devices for decreasing the surface displacement of vehicles
Devices supported by air cushions
Direction and braking control for fluid cushion vehicles
Dredgers and dredging
Dual stability seal skirt system for air cushion vehicle
Duct systems for air cushion vehicles
Facilities for confining the fluid cushions of a...
Facility for confining a pressurised fluid cushion for a...
Finger skirt for an air-cushion vehicle
Flexible components for air cushion vehicles
Flexible components for ground effect vehicles
Flexible components of ground effect vehicles
Flexible hulls
Flexible inflated puff-port system
Flexible paddle wheel structure
Flexible pneumatic cell for ground-reacting vehicles,...
Flexible skirt assemblies for air cushion vehicles