Patent ID: 7766427
Filing Date: 2010-08-03
Classification: B60N

Abstract:
1. A seat device for a vehicle to adjust a positional height of a seat cushion, the device comprising: first and second rails provided on a vehicle floor; first and second frames to support the seat cushion; first and second link members connecting the first and second frames to the first and second rails such that the first and second frames are movable in a vertical direction; a torque rod connecting the first link member to the second link member; a sector gear operating together with one of the first and second link members and rotatably supported by one of the first and second frames; an elongated hole formed on the sector gear and extending along a partial circumference of an imaginary circle formed relative to a rotational center point of the one of the first and second link members; a pinion gear rotatably supported by the one of the first and second frames and meshing with the sector gear; a pressing bracket supported by the pinion gear; a stopper pin inserted into the elongated hole of the sector gear and penetrating an opening formed in the one of the first and second frames at a first end of the stopper pin and penetrating an opening formed in the pressing bracket at a second end of the stopper pin; and an elastic member applying slide resistance to the sector gear when the sector gear is rotated.