Patent ID: 8789677

Claim:
An adjustment device for adjusting a vehicle seat component, comprising a rotary fitting for adjusting the vehicle seat component, the rotary fitting comprising a first fitting part and a second fitting part pivotally mounted with respect to the first fitting part about an axis of rotation, a drive device connected with the rotary fitting for driving the rotary fitting, and an adjustment element of the drive device for actuating the drive device, wherein the drive device is formed to transmit a force acting on the adjustment element on the drive side for adjusting the vehicle seat component to the rotary fitting, but to block a force acting on the rotary fitting on the output side, and wherein for blocking the output-side force the drive device includes a brake section fixedly arranged on the first fitting part and at least one brake segment comprising a brake shoe which in the presence of an output-side force at the rotary fitting cooperates with the brake section in a braking manner via a contact surface, wherein the at least one brake segment is arranged on a drive element which is non-rotatably connected with a shaft cooperating with the second fitting part for adjusting the vehicle seat component, and wherein the adjustment element is connected with the drive element via a locking element.