Patent ID: 7748342
Filing Date: 2010-07-06
Classification: B05C,G02F

Abstract:
1. A sealant forming device comprising: a dispenser including a syringe, and a nozzle connected to a lower end of the syringe to discharge a sealant therethrough, wherein the syringe is connected to a main tube and the main tube is connected to first and second tubes; a dispensing tube connected to the syringe to apply a pressure to the syringe; and an instantaneous suction tube connected to the syringe to extract the sealant remaining in the nozzle after discharging the sealant, wherein the main tube includes an element for measuring an amount of the sealant included in the syringe to determine a level of pressure or vacuum applied to the syringe and wherein the element includes a pressure sensor connected to the main tube, a third tube diverged from the main tube, an empty syringe connected to the third tube, and a selection valve to control the turn-on/off state of the main tube and the third tube.