Windscreen-wiper blade having modifiable vertical flexibility
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United States of America Patent
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Jul 12, 2016
Grant Date -
Feb 21, 2013
app pub date -
Dec 14, 2010
filing date -
Dec 21, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
Wiper blade for a surface of double curvature type, the said wiper blade including a flexible longitudinal wiper and means for exerting a bearing force at at least one point of the said wiper along a direction Z mainly normal to the surface, also including a longitudinal 15 part, attached to the wiper at several points, and means to vary over time and in at least one segment of the longitudinal rod the rigidity in bending of this longitudinal rod in a plane XZ normal to the surface between previously chosen values. The longitudinal part is a metallic blade where the inertias on the two axes of its section are very different.
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