Patent ID: 9718443
Date: 2017-08-01
CPC Classifications: B60S

Claim:
1. A windscreen wiper device of the flat blade type 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 said grooves are open towards their longitudinal sides that face away from each other, and wherein each groove is defined by a longitudinal web of said wiper blade located between said two opposing grooves and by two longitudinal, laterally extending shoulders of said wiper blade, which windscreen wiper device comprises a connecting device for an oscillating arm, wherein said shoulders each include upper and lower longitudinal walls facing toward upper and lower longitudinal surfaces of said strips, respectively; and wherein for each a groove at least one of said upper and lower walls is provided with a noise dampening profile along at least a part of its length and wherein said noise dampening profile comprises several ribs engaging said strips, and wherein adjacent ribs define a noise trapping chamber, and wherein said ribs and said noise trapping chamber extend lengthwise in a longitudinal lengthwise direction of said wiper blade.