| 摘要 |
A retractable thruster (1) for a watercraft with a hull (2) comprising an opening (3). The retractable thruster (1) comprises;
- a motor (10) arranged for being fixed inside the hull (2) of the watercraft,
- a propeller unit (20) arranged for moving along an arc (AB) with a first direction of rotation (r) between a retracted position (A) inside the hull (1) and an extended position (B) outside the hull (1),
- a door (30) arranged for closing the opening (3) when the propeller unit (20) is in the retracted position (A), the door (30) further arranged for moving with the propeller unit (20) in the first direction of rotation (r) along the arc (AB) and for rotating with a second direction of rotation (s) opposite of the first direction of rotation (r). |
