Patent ID: 7556111

Claim:
An in-wheel drive unit suspension device comprising: a first arm member extending generally in a vehicle longitudinal direction with an in-wheel drive unit attachment portion of the first arm member being configured and arranged to be pivotally attached to an outer circumferential portion of an in-wheel drive unit about a pivot axis that extends in a vehicle widthwise direction at a position radially spaced apart from a rotational center of the in-wheel drive unit and a vehicle body attachment portion of the first arm member being configured and arranged to be pivotally attached to a vehicle body about a pivot axis that extends in the vehicle widthwise direction so that the in-wheel drive unit is movable in a vehicle vertical direction with respect to the vehicle body; and a vertical member extending generally in a vehicle vertical direction with a first part of the vertical member being configured and arranged to be attached to the outer circumferential portion of the in-wheel drive unit and a second part of the vertical member being configured and arranged to be attached to the vehicle body to guide the in-wheel drive unit in the vehicle vertical direction.