Patent ID: 8366579

Claim:
A transmission for a vehicle, including: a differential mechanism which includes a ring gear, and to which power from a shifting mechanism is transferred via the ring gear; a case which forms a differential chamber that houses the differential mechanism; and an oil pan which is fitted to the case, and which stores oil, characterized in that: the differential chamber includes a first space in which the oil supplied from the oil pan is gathered, and a second space which is formed on an opposite side of the first space with respect to the ring gear in a direction in which a rotational axis of the ring gear extends, and which is communicated with a space inside the oil pan; an oil passage, through which the oil is introduced from the first space to the second space, is formed in the case; and a single plate that is provided in the differential chamber, and that separates the ring gear and the oil passage from each other, wherein the oil passage is formed in a bottom portion of the differential chamber, wherein the single plate separates the ring gear and the oil passage from each other along the entire width of the ring gear in a direction parallel to the rotational axis of the ring gear, and wherein both ends of the single plate in the circumferential direction of the ring gear are affixed to the case at a position where the both ends of the single plate are arranged overlapping with the ring gear in a radial direction of the ring gear.