| 摘要 |
<p>System (10) for the propulsion of boats carrying one or two marine internal combustion engines (11) and tumbler gears comprising an auxiliary engine (30) kinematically connected to the propeller shaft (12) connected to the shaft of one or of the two main engines (11) so that propulsion can be maintained both in the case of failure of one main engine (11) or of the tumbler gears, as well as in the case of fishing with a trawl-line when the boat must proceed at low speed.</p> |
