Invention Grant
US07745741B2 Liquid crystal dispensing apparatus having confirming function for remaining amount of liquid crystal and method for measuring the same 有权
具有液晶剩余量的确认功能的液晶分配装置及其测定方法

Liquid crystal dispensing apparatus having confirming function for remaining amount of liquid crystal and method for measuring the same
Abstract:
A liquid crystal dispensing apparatus determines an amount of liquid crystal remaining within a liquid crystal container. The apparatus includes a liquid crystal dispensing unit for containing liquid crystal material dispensable onto a substrate, the a liquid crystal dispensing unit including a liquid crystal container for containing the dispensable liquid crystal material and for receiving supplied gas, an upper cap secured to the liquid crystal container, a nozzle arranged at a lower portion of the liquid crystal container through which the liquid crystal material is dispensable, and a valve structure for allowing liquid crystal material contained within the liquid crystal container to enter the nozzle via a pressure from the supplied gas; and a weight measuring unit coupled to the liquid crystal dispensing unit for determining a weight of an amount of liquid crystal material remaining within the liquid crystal dispensing unit, wherein the weight measuring unit installed at the lower surface of the upper cap.
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