Windscreen wiper device

A windscreen wiper device comprising an elastic, elongated carrier element, as well as an elongated wiper blade of a flexible material, which can be placed in abutment with a windscreen to be wiped, which wiper blade includes opposing longitudinal grooves on its longitudinal sides, in which grooves spaced-apart longitudinal strips of the carrier element are disposed, wherein neighboring ends of said longitudinal strips are interconnected by a respective connecting piece, which windscreen wiper device comprises a connecting device for an oscillating wiper arm, with the special feature that an end wall of at least one connecting piece comprises an opening, wherein a part of said wiper blade permanently extends through said opening and beyond said connecting piece, and wherein said windscreen wiper device comprises reinforcement means for reinforcing said part of said wiper blade.