TIME-KEEPING DEVICES INCLUDING INDICATIONS BY MAGNETIC PARTICLES IN SUSPENSION IN LIQUID FILLED CHAMBERS
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United States of America Patent
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Issued Date -
Aug 10, 2017
app pub date -
Aug 6, 2015
filing date -
Aug 6, 2014
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Abstract
A time-keeping device having a watch mechanism and method for use, the device having a watch dial that has at least one sealed chamber and/or capillary in a transparent substrate disposed on the side facing a user, and another side coupled to a micro-magnet drive system. The sealed chamber has at least a liquid with magnetic particles suspended therein. The micro-magnet driven system is driven, for example, by a clockwork mechanism under the watch dial.
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