US 12,434,803 B2
Outboard motor
Kimitaka Saruwatari, Shizuoka (JP); Tomohiro Hagi, Shizuoka (JP); and Yu Wakamizu, Shizuoka (JP)
Assigned to YAMAHA HATSUDOKI KABUSHIKI KAISHA, Shizuoka (JP)
Filed by YAMAHA HATSUDOKI KABUSHIKI KAISHA, Iwata (JP)
Filed on Apr. 14, 2023, as Appl. No. 18/134,597.
Claims priority of application No. 2022-151616 (JP), filed on Sep. 22, 2022.
Prior Publication US 2024/0101239 A1, Mar. 28, 2024
Int. Cl. B63H 20/12 (2006.01); B63H 20/14 (2006.01); B63H 20/32 (2006.01)
CPC B63H 20/12 (2013.01) [B63H 20/14 (2013.01); B63H 20/32 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An outboard motor comprising:
a first housing;
a second housing supported by the first housing and steerable around a steering axis;
a propeller shaft in the second housing and extending in a front-rear direction of the outboard motor; and
a steering mechanism to steer the second housing around the steering axis, the steering mechanism including:
a first pinion gear connected to the first housing or the second housing;
a second pinion gear connected to the first pinion gear;
a first rack including a plurality of first teeth that mesh with the first pinion gear and arranged side by side with each other in a first direction, the first rack being movable in the first direction; and
a second rack including a plurality of second teeth that mesh with the second pinion gear, arranged side by side with each other in a second direction, and have a smaller module than the plurality of first teeth, the second rack being movable in the second direction.