| 摘要 |
A toy boat includes a screw 29 driven by a driving source 26, a screw bracket 30 configured to support the screw 29 and function as a rudder, and a servo mechanism 31 configured to turn the screw bracket 30 towards a horizontal position. The driving source 26 is mounted on the inner side of a boat body 22. The screw 29 is connected to a drive shaft 27 by a universal joint 28 on the outer side of the boat body 22, wherein the drive shaft 27 is driven by the driving source 26. A screw adjustment mechanism 38 configured to adjust the angle and depth of the screw 29 is provided, wherein the adjustment is centered around a connection part 28a connecting the universal joint 28 and the drive shaft 27.
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