Liquid crystal dispensing apparatus having confirming function for remaining amount of liquid crystal and method for measuring the same

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 liqu...

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Bibliographische Detailangaben
Hauptverfasser: Kweon, Hyug-Jin, Son, Hae-Joon, Kim, Wan-Soo
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung: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.