US 12,404,926 B2
Work vehicle
Tomonari Tsuchida, Osaka (JP); Tomoyuki Tanaka, Osaka (JP); Takahiro Matsuo, Osaka (JP); Hiroyuki Aikawa, Osaka (JP); and Kazuhiro Wada, Osaka (JP)
Assigned to KUBOTA CORPORATION, Osaka (JP)
Filed by KUBOTA CORPORATION, Osaka (JP)
Filed on Apr. 21, 2023, as Appl. No. 18/137,492.
Claims priority of application No. 2022-101759 (JP), filed on Jun. 24, 2022.
Prior Publication US 2023/0417313 A1, Dec. 28, 2023
Int. Cl. F16H 57/04 (2010.01); F16H 57/02 (2012.01); F16H 57/031 (2012.01)
CPC F16H 57/0423 (2013.01) [F16H 57/0457 (2013.01); F16H 2057/02056 (2013.01); F16H 57/031 (2013.01); F16H 57/0409 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A work vehicle comprising:
a transmission configured to receive motive power input from a motive power source, and shift and output the input motive power to a travel device;
a transmission case housing the transmission; and
at least one gear pair disposed in the transmission, in a bottom section of an internal space of the transmission case, and including (i) a first power transmission gear configured to rotate about a first rotation axis, and (ii) a second power transmission gear configured to mesh with the first power transmission gear and rotate about a second rotation axis parallel with the first rotation axis,
wherein the work vehicle further comprises at least one gear cover covering the first power transmission gear and the second power transmission gear, and
wherein the at least one gear cover includes a first split cover covering at least an entire upper portion of the first power transmission gear in a circumferential direction of the first power transmission gear, and a second split cover covering at least a lower portion of the second power transmission gear in a circumferential direction of the second power transmission gear.