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US 6,671,922 B1Granted
Wiper blade
AssigneeRobert Bosch GmbH
InventorsRobert Geilenkirchen, Hubert Verelst, Dirk De Coninck, Paul Wynen
Life of this patent
Estimating the term…
Abstract
A wiper blade is proposed, which has a head piece made of a diene-type rubber and a flexing piece and wedge made of chloroprene rubber.
Claims8
A wiper blade composed of rubber, comprising a head piece;
- a flexible piece;
- a wedge coupled with said head piece via said flexing piece, said head piece being essentially made of a diene rubber, while said flexing piece and said wedge consisting exclusively of a same chloroprene rubber, wherein said head piece is composed of a diene rubber selected from the group consisting of natural rubber, butadiene rubber, and styrene-butadiene rubber.
A wiper blade composed of rubber, comprising a head piece;
- flexing piece;
- a wedge coupled with said head piece via said flexing piece, said flexing piece consisting exclusively of chloroprene rubber, wherein said head piece is composed of a diene rubber selected from the group consisting of natural rubber, butadiene rubber, and styrene-butadiene rubber.
Dependencies are inferred from the claim text.