Jet drives (pumps, impellers, etc.) log in or sign up. boat design net. 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 .. A water-jet drive is a propulsion system capable of generating great speed by shooting a stream of water astern. applications. these systems are used in high-speed boats. technologies. such drives pump water at great velocity through a nozzle pointing astern, propelling the boat forward..
Scott design and manufacture ltd specialize in water jet units and accessories for boat builders and jetboat enthusiasts. scott jet pumps have won every world series super boat title since 1995. scott high performance jet drives, trim nozzles and impellers are manufactured by konrad scott in winchester, new zealand, and distributed in the usa and canada.. In a boat hull the jet unit is mounted inboard in the aft section. water enters the jet unit intake on the bottom of the boat, at boat speed, and is accelerated through the jet unit and discharged through the transom at a high velocity. the picture below shows where water enters the jet unit via the intake (a).. Boat water-jet drive *prices are pre-tax, exclude delivery charges and customs duties, and do not include additional charges for installation or activation options. prices are indicative only and may vary by country, with changes in raw materials prices or exchange rates..
