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Margaret spectated jet boat Marathons which Pat competed in, but wanted to see more of the race, suggesting a smaller, more condensed track. Events were originally held in the same natural braided rivers that had inspired Sir William Hamilton to develop the jetboat , but when the sport was introduced to Australia in the mid-1980s, permanent ...
A jetboat is a boat propelled by a jet of water ejected from the back of the craft. Unlike a powerboat or motorboat that uses an external propeller in the water below or behind the boat, a jetboat draws the water from under the boat through an intake and into a pump-jet inside the boat, before expelling it through a nozzle at the stern.
Sir Charles William Feilden Hamilton OBE (26 July 1899 – 30 March 1978) was a New Zealand engineer who developed the modern jetboat, and founded the water jet manufacturing company, CWF Hamilton Ltd. Hamilton never claimed to have invented the jet boat. He once said "I do not claim to have invented marine jet propulsion.
The Cherub is a 12 feet long, high performance, [1] two-person, planing dinghy first designed in 1951 in New Zealand by John Spencer [2] (d 1996). The class is a development (or "box rule") class, allowing for significant variation in design between different boats within the rule framework.
NZL 14, a trial boat for the 1992 challenge. Fay challenged again in 1992 with the distinctively red NZL 20.In competition, New Zealand Challenge had another outstanding effort, and progressed through the regatta to the finals of the Louis Vuitton Cup where they faced Paul Cayard and the Italian syndicate of Il Moro di Venezia.
Hampton Downs is one of the most technically advanced race circuit in the world, with complete integration between race control, start lights, flag point lights, pit lane lights, CCTV system, timing systems, environmental sound monitoring, pit lane speed monitoring and large outdoor LED information displays.
A race weekend consists of testing, free practice, and qualifying on the first day, while the semi-finals, play-off race, eliminator race, place race, and finals all take place on the second day. The pilots switch off for each session, with the teams deciding when the female pilot will drive and when the male pilot will drive. [15]
In the 1950s, Spencer established a boatbuilding workshop on Bute Road in Browns Bay, Auckland, where he pioneered construction techniques for lightweight flyer boats and yachts. [4] He was a well-known designer of sailing boats of all sizes, including the Cherub, Javelin (NZ), [5] Firebug and Flying Ant classes of sailing dinghies. His designs ...