BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 shows in a plan-view the detail of the box with the shiftable transverse pin;
FIG. 2 illustrates in a side elevation the detail of the device having been lockedly engaged for a positioning of the seat as per a sitting position facing the rear side of the baby carriage;
FIG. 3 depicts in a perspective view the seat frame facing the forward moving direction before being fitted to the chassis of the baby carriage;
FIG. 4 is a side elevational view of the device having been lockedly engaged as per the position of FIG. 3; and
FIG. 5 shows in a perspective view the detail of the fitting of a handrail to the seat.