Patent ID: 7472958

Claim:
A seat swiveling device of a vehicle having a vehicle body comprising: a stationary base adapted to be secured to the vehicle body; a movable base connected to the stationary base through a first pivot shaft; a vehicle seat assembly mounted on a top face of the movable base; and a swing lever changing locking and unlocking positions of the movable base relative to the stationary base, wherein the movable base has a second pivot shaft for supporting the swing lever so that the swing lever is pivoted, wherein the stationary base has a guide hole for defining a range in which the movable base is pivotable, wherein the swing lever has an elongated hole in which the second pivot shaft is inserted and a locating lug which is guided along the guide hole, wherein the guide hole has a recessed portion with which the locating lug is engaged by pivoting the swing lever thereby to fix the movable base to the stationary base at a predetermined position, and wherein the swing lever is movable relative to the second pivot shaft in accordance with the shape of the elongated hole.