Illumination of a date mechanism
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United States of America Patent
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Oct 11, 2016
Grant Date -
Aug 27, 2015
app pub date -
Sep 20, 2013
filing date -
Oct 4, 2012
priority date (Note) -
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Abstract
A device for illuminating at least one display indicator incorporated in a case underneath an aperture of a horological or scientific apparatus, the device including a phosphorescent light source inside the case, a mechanism collecting external light energy from an ambient medium of the case towards the phosphorescent light source, and at least one light component formed, either by the source, or by a light relay connected to the source by a transmission mechanism, and the light component is configured, to illuminate the indicator, either on the opposite side to the aperture relative to the indicator, or at a periphery of the aperture, and a controller is configured to move a cover insertable between the light component and the indicator.
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