| 摘要 |
PURPOSE:To set a long exhaust passage length by arranging an engine on a clamp bracket fixed on a stern plate, and performing steering motion and tilt inclining motion only with the part of a propulsion casing supported with a swivel bracket. CONSTITUTION:An engine mount part 14 positioned on the part entered into a motor well 13 inside the boat against a stern plate 11 is provided on the clamp bracket 12 fixed on the stern plate 11 of a hull 10A, and an engine 21 is supported with the part 14. A swivel bracket 16 is connected to the rear end side of the clamp bracket 12 through a tilt shaft 15 so as to enable to incline up and down, and a propulsion casing 36 is steerably left or right connected to the bracket 16 through a steering shaft 33, upper and lower steering brackets 34, 35, and upper and lower vibration proof mount parts 34A, 35A. In this propulsion casing 36, a power transmitting shaft 37, a drive shaft 38, and a propeller shaft 39 are arranged, and also an exhaust muffler 55 extending L-likely in front side is arranged. |
