Deflector for directing downwards a flow of air along the surface of the rear window of a car

In a vehicle having a roof with a rear edge and a rear door hinged at the rear edge of the roof, a rear window in the door, the rear window having an outer surface;

• a deflector for directing downwards a flow of air along the surface of the rear window and comprising a curved, elongated deflector plate, the deflector plate being placed substantially parallel with the rear window and having an upper edge just above the roof of the vehicle;
• at least one mounting member means for mounting the deflector plate to the vehicle;
• a securing plate means connected to the mounting member means and being fastened to the outer surface of the rear window;
• a releasable connector detachably connecting the mounting member means to the securing plate means;
• an abutment on the securing plate means, a securing finger extending from the mounting member means to a position under the abutment and the latter being spaced from the connector;
• said connector being adapted for operation by a key to unlock the connector and thereby permit said mounting member means to be separated from said securing plate means;
• said mounting member means comprising at least two parts that are relatively displaceable transverse to the length of said deflector plate and are separably secured together;
• and a first of said at least two parts being attached to the securing plate means by the finger.