Adjustable airfoil

Adjustable spreader arms for sailing graft

Adjustment fixture for wishbone booms board-sailing devices

Apparatus for attaching sail-board boom to mast

Apparatus for changing the mast of a sailboard

Apparatus for connecting a sailing mast to a sailing board

Apparatus for foiling bird landings

Apparatus for separating joined members and method therefore

Apparatus for supporting the mast of a sailing board

Arrangement for a boom on a sailing boat

Arrangement for dampening sound-vibrations in elongate hollow me

Articulate mast footing arrangement, in particular for wind surf

Attachment for sail vehicles to automatically compensate for var

Automatic latching swinging mast mount