VEHICLE SEAT FRAME

A vehicle seat frame is proposed. The vehicle seat frame includes: a base frame arranged at a vehicle seat, having a placing space therein; a lock pin lever formed at a center portion of the placing space; an inside gear configured to rotate along an inner surface of the placing space in an operation of the lock pin lever; a gear plate arranged at a lower end of the base frame and an outside gear formed along an outer circumferential surface thereof, wherein when the lock pin lever is operated, the outside gear is engaged with the inside gear of the base frame so that the inside gear rotates.