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US 2006/0217010 A1Published application
Integrated Engine-Jet Pump Drive Unit for Marine Application
AssigneeBrp-Rotax GmbH & Co. KG
InventorsNorbert Korenjak, Heinz Kuzel
Life of this patent
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Abstract
A watercraft includes a shell, a ride plate, an internal combustion engine, and a jet pump. The shell defines a tunnel that extends forwardly from the transom and is defined laterally by the shell. The tunnel is open at its bottom The ride plate mounts to the shell under the tunnel. The engine and jet pump are supported by the ride plate and disposed in the tunnel. The engine drives the jet pump. The engine is cooled by water that continuously flows past the ride plate. The engine, jet pump, and ride plate are installed from below or the behind the shell.
Claims11
A personal watercraft comprising:
- a hull defining an underwater surface of the personal watercraft;
- a deck disposed on the hull;
- a straddle seat disposed on the deck;
- handlebars mounted on the deck forward of the seat for steering the personal watercraft;
- a ride plate mounted to the bottom of the hull;
- an internal combustion engine supported by the ride plate;
- and
- a jet pump operatively connected to the internal combustion engine and supported by the ride plate,
- the ride plate having a first side and a second side opposite to the first side, the first side of the ride plate forming part of the underwater surface of the personal watercraft and the internal combustion engine being mounted to the second side of the ride plate in thermal communication therewith.
6 more elements
Dependencies are inferred from the claim text.