CONNECTION DEVICE INTRODUCED BETWEEN A MANOEUVRING ARM AND A WIPER BLADE OF A MOTOR VEHICLE WINDSCREEN

The invention relates to a connection device (2) intended to be interposed between an operating arm (4) and a wiper blade (1) of a glazed surface of a motor vehicle, comprising a holding piece (18) carrying the wiper blade (1) and capable of being fitted onto a connection part (9) of the operating arm (4), the connection part (9) comprising a finger and a pin (16), characterized in that the holding piece (18) comprises a boss (19) provided with a housing (24) which is capable of receiving the finger of the connection part (9), the housing (24) opening through a first orifice (50) formed through a first face (29) of the boss (19), the housing (24) opening through a second orifice formed through a second face (30) of the boss (19), the boss (19) being equipped with at least one plate (200) provided with a receiving member (201) capable of retaining a tongue (40) which the pin (16) comprises.