Wiper blade assembly for motor vehicle

A wiper blade assembly for a motor vehicle, comprising:

• a flexible elongated wiper strip that includes opposite longitudinal grooves and comes into close contact with a windshield of the vehicle;
• a rail spring including rail portions disposed in the opposite grooves of the wiper strip;
• an elastic support member that extends along a longitudinal direction of the wiper strip and includes a plurality of openings;
• and
• a connection member which includes an inserting portion inserted in the opening of the elastic support member for connection with the elastic support member and a claw capable of holding both the wiper strip and the rail spring,
• wherein the inserting portion of the connection member includes a pair of elastic pieces which can be elastically deformed into a state where the elastic pieces can pass through the opening of the elastic support member and can be elastically restored to a state where the elastic pieces can be caught into the elastic support member not to come out from the opening after the elastic pieces have passed through the opening.