Wiper blade of flat bar design
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United States of America Patent
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Jan 3, 2017
Grant Date -
Aug 9, 2012
app pub date -
Jun 7, 2010
filing date -
Aug 5, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a wiper blade (10) of flat bar design composed of a wiper strip (14) comprising a wiper lip (18) connected to a head strip (22) via a tilting web (20), at least one pre-bent, elastic spring rail (46, 52, 54) acting as a supporting element, a connecting element (12) and a spoiler (32) having a flowing profile (34) and a holding profile (38), wherein the spoiler (32) includes in the flowing profile (34) thereof at least one longitudinal channel (44, 48, 50) with a spring rail (46, 52, 54), and the holding profile (38) thereof has at the longitudinal sides thereof free branches (42) opposite each other, directed inward, engaging into respective longitudinal grooves (24) of the head strip (22). According to the invention, the head strip (22) is free of spring rails, and in particular no spring rail (46, 52, 54) will contact the head strip (22).
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