A control device for generating electrical signals. The control device includes a bottom support, a first, a second, and a third fixed contacts, a first, a second, and a third moving contacts, each of which is elastically deformable. The control device also includes an intermediate control cradle thank includes first, second and third actuating pawls. The control device is suitable for occupying an inactive position in which at least one first, one second and one third bearing points of the intermediate cradle are in abutment, vertically upwards, each against an associated surface portion facing the bottom support, and a single top control member in the form of a drum.