US 12,320,426 B2
Continuously variable transmission
Shuhei Kobayashi, Tokyo (JP); Koichiro Inukai, Tokyo (JP); Yukihiro Hayakawa, Tokyo (JP); Junpei Kaneta, Tokyo (JP); Jun Takahashi, Tokyo (JP); Masao Takiguchi, Tokyo (JP); Takahiro Hatano, Tokyo (JP); and Tokuma Kaiho, Tokyo (JP)
Assigned to HONDA MOTOR CO., LTD., Tokyo (JP)
Filed by HONDA MOTOR CO., LTD., Tokyo (JP)
Filed on Feb. 28, 2024, as Appl. No. 18/589,471.
Claims priority of application No. 2023-029953 (JP), filed on Feb. 28, 2023.
Prior Publication US 2024/0288052 A1, Aug. 29, 2024
Int. Cl. F16H 9/16 (2006.01); F16H 63/34 (2006.01)
CPC F16H 9/16 (2013.01) [F16H 63/3433 (2013.01); F16H 2312/12 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A continuously variable transmission comprising, in a case:
a drive pulley and a driven pulley each including a fixed-side pulley half and a movable-side pulley half configured to move axially relative to the fixed-side pulley half;
a belt including a plurality of elements and a plurality of rings wound around the drive pulley and the driven pulley;
a parking gear provided to the fixed-side pulley half of the driven pulley;
a parking pawl configured to be fitted to the parking gear by swinging;
a parking rod configured to swing the parking pawl; and
a guide member configured to guide the parking rod,
the continuously variable transmission transmitting a driving force from a drive source to a wheel while changing a transmission ratio by changing groove widths of the drive pulley and the driven pulley, wherein
the case includes
a guide support supporting the guide member, and
an auxiliary rib extending from the guide support and having a gap from the drive pulley equal to or smaller than a predetermined width.