Patent ID: 8240417

Claim:
A snowmobile comprising: a body; a steering mechanism; a steering shaft connected to the steering mechanism and arranged to operate in association with the steering mechanism; a power steering device connected to the steering shaft; a pair of skis; a runner provided in a lower surface of each of the skis; and a connecting section arranged to connect the pair of skis with the body and to support the skis for pivotal movement in a horizontal direction about a first pivot axis in association with movement of the steering shaft, and for pivotal movement in a vertical direction about a second pivot axis which extends in a widthwise direction of the body; wherein the first pivot axis is located at a more forward position than the second pivot axis in a horizontal plane which includes the second pivot axis; each of the skis includes, in the lower surface of the ski, a straight portion extending straight, an approach portion arranged forward of the straight portion and curving upward, and a keel portion protruding downward to a lower position than the straight portion and the approach portion; a horizontal distance between the second pivot axis and a rear end of the straight portion is longer than a horizontal distance between the second pivot axis and a fore end of the straight portion, and a fore end of the keel portion is at a lower position than the second pivot axis, when the straight portion is horizontal; the runner is provided in the keel portion of each of the skis; and the keel portion includes a side surface including a first region between the second pivot axis and the rear end of the straight portion having a larger area than a second region between the second pivot axis and the fore end of the straight portion, when the straight portion is horizontal.