Aligned hydraulic and electric connectors for heated windscreen-wiper blade

The assembly has a hydraulic connector including hydraulic connection units cooperated with a connection unit positioned on a coupling piece of a windscreen wiper blade (3). The hydraulic connector and an electrical connector comprise positioning units for relative positioning with respect to each other to ensure similar orientation for the hydraulic and electric connection units such that the connection units are cooperated with the corresponding units on the coupling piece by simultaneous movement of the hydraulic and electric connectors.