The AC75 combines extremely high-performance sailing and great match racing with the safety of a boat that can right itself in the event of a capsize.

Ac75 racing yachts. The hull and appendages of the Americas Cup 75-foot foiler are the big tools to make these machines fly. After racing into a squall crashing capsizing incurring significant damage and coming close to sinking American Magics AC75 racing yacht PATRIOT made it back to shore at 1045 PM NZDT after a herculean effort to save the boat. To start with the AC75 is big - 75-feet long and 16-feet wide - but its also light which is crucial because the AC75 is designed to fly.

Whilst the batteries control the main foils and rudders everything above the waterline including every sail control is powered by the onboard grinders using pedestals supplied by official Winch. Coupled with the fact the AC75 is unlike any other boat that has ever come before the current Cup cycle is fast proving to be as much a battle of the designers as a contest on the water. The AC75 rule crafted for the upcoming 36th Americas Cup was intended to be open to multiple interpretations and the result has been four very different designs.

I share the New York Yacht Clubs idea of new 80-100 displacement hulls for the next edition Bonadeo said. AC75 class boats are powered by both human energy and battery power. Were back in 20 tonne loads that you would associate with traditional yacht racing.

Its also different - rather than a keel a brand new concept keeps it standing. Part 2 of the interview with Burns Fallow a North Sails designer and long time member of Emirates Team New Zealand on the development of the AC75 class rule and how the various components of the AC75 are expected to interact. Rigs half the weight of AC75 wingsail The other big drawback with the hard wings was the weight.

The Flying Technology of the AC75. These 75-foot monohull vessels known as AC75s rise out of the water on hydrofoils. In a massive understatement Ashby labelled the AC75s closing speeds particularly into the wind pretty impressive and felt the performance levels of the boats had gone beyond where the.

The ground-breaking concept is achieved through the use of twin canting T-foils ballasted to provide righting. For part 1 of the interview click here. Forward of the wing spar the situation is more familiar and closely resembles the situation that prevailed with the AC72 in.