| 摘要 |
<p>The adjustable rigging is for a sail board with a pivoted mast and a sail with one side carried by the mast and another by a wishbone, pivoted to the mast. There are parts (21,22) to vary the distances from the mast (12) foot (24) and the mast top (23) and the end (16) of the wishbone (15). These parts consist of two wires up and down, both being fixed to the wishbone end. There are adjustments (25,46) to vary the length of the wires, both up and down.</p> |
