A drive for a marine vessel may include a fully wetted propeller with a fixed drive shaft configuring the propeller in a tractor mode wherein the propeller pulls the water rearwardly relative to a bow of the marine vessel when traveling in a forward direction. The propeller is preferably mounted in a range of 10% to 60% of a length of the marine vessel toward the how from a transom and operates cavitation-free.
Tractor Mode Marine Propulsion
2015-09-24
Patent
Elektronische Ressource
Englisch
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |
MARINE PROPULSION - Crowley Tractor Tugs on Assignment in Los Angeles
Online Contents | 1998