Device for displaying information
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United States of America Patent
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Sep 8, 2015
Grant Date -
Dec 1, 2011
app pub date -
May 25, 2011
filing date -
May 25, 2010
priority date (Note) -
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Abstract
A device for displaying information comprising at least one display element which includes: a liquid, the surface energy thereof being variable by means of an electric field; a first and a second volume for receiving the liquid, wherein said first and said second volume are defined by a first effective radius or a second effective radius, respectively, a fluidic passage between said first and said second volume, wherein in a first state said liquid substantially occupies said first volume and wherein in a second state said liquid substantially occupies said second volume, is characterized in that said passage is configured such that the fraction of the liquid facing to the unoccupied volume comprises a radius which is smaller than the effective radius of the presently occupied volume.
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