Patent ID: 8118701

Claim:
An outboard motor comprising: an engine arranged to generate power; and a speed change device arranged to change a rotational speed of the engine and transmit power to a propeller; wherein the speed change device has a speed reduction mechanism that is arranged to reduce a rotational speed of an input shaft and transmit to an output shaft, the speed reduction mechanism including: an inner gear that is connected with the input shaft; a planetary gear arranged to mesh with the inner gear and that rolls inside the inner gear; and a sun gear arranged to mesh with the planetary gear and that is not rotatable; a shaft portion of a carrier arranged to support the planetary gear and a shaft portion of the sun gear have a cylindrical or substantially cylindrical shape; the shaft portion of the carrier is inserted and located to overlap with the shaft portion of the sun gear; and the output shaft is inserted and coupled to the shaft portion of the carrier.