A nautical engine comprising at least one combustion chamber provided with a first opening for feeding an air and fuel mixture, at least one spark plug for igniting the mixture, at least one second opening for exhausting the exhaust gas derived from the ignition of the mixture, a device ...
The jet-propulsion and steering system uses pumps, just one pump in the case of small boats, drawing water from convergent inlet ducts and discharging through nozzles. The ducts should be as low down in the hull as possible. The nozzles i.e. an even number per pump, are in line at ...
Supercharged and intercooled, Yamaha's SVHO engines deliver a combined 500 horsepower, channeled through Yamaha's renowned Jet Propulsion system for unmatched performance. Factory-Installed Ballast System The 255XD comes equipped with a 1,600 lbs triple ballast system, an oversized billet aluminum rear...
Supercharged and intercooled, Yamaha's SVHO engines deliver a combined 500 horsepower, channeled through Yamaha's renowned Jet Propulsion system for unmatched performance. Premium Prep Area Enjoy the convenience of a plumbed sink, spacious counter, and lockable storage. Prepare simple meals, wash up ...
A propulsion and steering system for boats consisting of four water jet nozzles carried by a boat beneath the waterline thereof, the nozzles being arranged in two pairs at respectively opposite sides of the midline of the boat, with the jets of each pair being directed respectively forwardly ...
New Chandra observations of the jet in 3C273. 1. Softer X-ray than radio spectra and the X-ray emission mechanism The jet in 3C273 is a high-power quasar jet with radio, optical and X-ray emission whose size and brightness allow a detailed study of the emission process... S Jester,...
A method for operating a water-jet propulsion for boats and arrangement for performing the method Water-jet drive for water craft with a nozzle whose effective cross-section can be altered depending upon the water flow rate to pump rotation speed = cons... J. Merz 被引量: 0发表: 1990年 ...
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A propulsion device for small craft having a shaft, a flexible bag on the shaft at one end, the bag having a larger end which is open and a smaller end with a water flow opening, a cross member extending transversely of the shaft and across the larger bag end, and a spreader device ...
Water is drawn in through an intake located beneath the boat, and then forced out at high pressure through a directional nozzle at the stern. This propulsion system allows jet boats to operate in shallow waters and navigate through areas with submerged objects, such as rivers, lakes, and ...