Assisting device for actuating a foot pedal and a motor vehicle comprising the support device

Assisting device for driving a pedal (1), the pedal (1) comprising a support (20) and an arm (13) pivotable about an axis of rotation (50) coupled to the support (20) between a position resting and active and the assisting device (10), a profile (30; 60; 70; 80) comprising position on the pedal (1), elastic means (35) coupled to the support (20) and means tread (45) acting on the profile (30; 60; 70; 80) driven by the elastic means (35) exerting an additional force on the pedal (1) for the pedal (1) between the rest position and the active position. The device (10) comprises a lever (40) has coupled pivotably to the support (20) and one end (32) rolling means (45, 46) and the resilient means (35) are arranged coupled. Pedal including assisting device (10).