Back to results
US 6,092,481 AGranted
Sailing rig
AssigneeNeil Pryde Limited
InventorsDavid Starbuck, Barry Spanier
Life of this patent
Estimating the term…
Abstract
A windsurfer sailing rig includes a mast with a top mast extension. A swivel connection connects the extension to the top of the mast. In use, down haul tension for the mast is applied to hold the swivel connection downwards in position.
Claims2
A mast extension assembly for a windsurfer sailing rig having a mast with a longitudinal axis and a downhaul tension member comprising:
- a mast extension arm having proximal and distal ends;
- a mast connection member to receive and retain said arm above an uppermost end of said mast further comprising:
- an opening to receive and retain said proximal end of said mast extension arm;
- a radiused protrusion stub adapted to pivotally fit into said uppermost end of said mast;
- and a downhaul tension member receiving portion aligned along said longitudinal axis of said mast, said downhaul tension member urging said protrusion into a first position into said mast along said longitudinal axis.
2 more elements
Dependencies are inferred from the claim text.