公开(公告)号：US11994201B2

公开(公告)日：2024-05-28

申请号：US17525262

申请日：2021-11-12

申请人： KUBOTA CORPORATION

发明人： Tomonari Tsuchida ,  Atsuro Hayami ,  Hiroyuki Sadamoto ,  Keitaro Morinaga ,  Kazuhiro Wada ,  Rikuto Araki ,  Ryoma Iwase ,  Tomoyuki Tanaka ,  Takahiro Matsuo ,  Hiroyuki Aikawa

IPC分类号： F16H57/02 ,  F16H57/021 ,  F16H57/04

CPC分类号： F16H57/021 ,  F16H57/0409 ,  F16H57/0423 ,  F16H57/0457

摘要： A power transmission device for a work vehicle includes a transmission case, a gear transmission housed in the transmission case and configured to transmit power to a travel device, and a transmission gear provided in the gear transmission in a state of sitting in lubricating oil stored in an internal space of the transmission case, the transmission case being provided with a wall part supporting a support shaft of the transmission gear in a state of being adjacent to the transmission gear, and the wall part being provided with a cover part protruding toward the outer periphery of the transmission gear from the wall part and covering the transmission gear.