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US3969887A Electronically controlled timepieces using liquid crystal display elements 失效
使用液晶显示元件的电子控制时计

Electronically controlled timepieces using liquid crystal display
elements
摘要:
An electronic timepiece comprising a time indicating body which is composed of a multitude of liquid crystal display elements arranged in hour indicating sections and minute indicating sections respectively, said display elements for hour indication being activated to be turned ON one after another, said display elements for minute indication being activated to be turned ON successively and accumulatively in response to the application of controlled electric signals transmitted from an electronic circuitry for driving said display elements, said hour and minute indications creating various display patterns on the surface of said indicating body so that the time is indicated analogically by said display patterns with time information.
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