Arrangement for positioning and fastening a windscreen wiper device on a vehicle body part and vehicle with such an arrangement

The device has three rigid supports (3) integrated on a part of a vehicle body. Each of the rigid support is provided with a bearing block (17) complementary to respective male fixation units (15) and forming a female fixation unit with the rigid support. The male and female fixation units forms a connection by elastic interlocking along a common axis of the male units, bearing blocks and a collar (21) formed in the support. An independent claim is also included for a vehicle including a wind shield wiper mechanism fixed on the body and a device of positioning and fixing of the wind shield wiper mechanism.