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Title:
VISUAL INDICATOR AND FLUID DISPENSER
Document Type and Number:
WIPO Patent Application WO/2019/087104
Kind Code:
A3
Abstract:
A device for fluid display comprising a fluid, wherein the fluid is displaced by an electrowetting process. The device is filled with at least 2 immiscible fluids, whereas one fluid is located within the electrical field generated by a reference electrode and a control electrode and partially within the electrical field generated by the same reference electrode and at least one second control electrode so that the electric activation of the second control electrode generates a deformation or movement of the fluid in the direction of the second control electrode. Also provided is a method of switching the control electrodes of the device above-mentioned device in a sequence so that a portion of the fluid is displaced within the device.

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Inventors:
GUBELMANN, Jean (Route des Clos 114B, 2012 Auvernier, 2012, CH)
VOUILLAMOZ, Lucien (Dorfstrasse 31, 8835 Feusisberg, 8835, CH)
JACCARD, Alain (Chemin des Addreys 3, 1450 Ste-Croix, 1450, CH)
Application Number:
IB2018/058549
Publication Date:
June 20, 2019
Filing Date:
October 31, 2018
Export Citation:
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Assignee:
PRECIFLEX SA (Rue de Prébarreau 17, 2000 Neuchâtel, 2000, CH)
International Classes:
G04C17/00; G02B26/00; G04G9/02
Domestic Patent References:
WO2002099527A12002-12-12
Foreign References:
US20080297880A12008-12-04
US20160178889A12016-06-23
US20070109918A12007-05-17
Attorney, Agent or Firm:
MOETTELI, John (Da Vinci Partners LLC, Rathausgasse 1, 9320 Arbon, 9320, CH)
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