| 摘要 |
A gear box unit is disclosed. According to one embodiment of the present invention, the gear box unit comprises: a gear box housing; a planetary gear unit comprising a first planetary gear and a second planetary gear provided to the inside of the gear box housing; a transmission gear unit disposed adjacent to the planetary gear unit; a supply unit comprising a pump unit; an oil storage tank having a partition wall having an auxiliary partition wall, an individual storage space, and a checking window; and a control unit. The present invention secures an operation in an optimal condition regardless of a difference in rotational speeds. |
