Patent ID: 6425557
Filing Date: 2002-07-30
Classification: B60N

Abstract:
A height-adjustable underframe of a vehicle seat having a left and a right seat side, the underframe comprising in combination:a left and a right couple of rails of a longitudinal adjusting device, each couple of rails comprising a seat rail, a left rear and a left front pivoting arm, a right rear and a right front pivoting arm, a left and a right side part that are each hinge-connected to the corresponding seat rail of the couple of rails by way of the corresponding rear and the corresponding front pivoting arm, a stopping device, and a blocking arm having a lower end region and an upper end, which blocking arm is linked by the lower end region to one of the seat rails on a hinge point of the corresponding rear pivoting arm and which blocking arm is detachably fixed in proximity to its upper end in the stopping device which is fastened on the corresponding side part.