Patent ID: 6692572
Filing Date: 2004-02-17
Classification: B05B,B05C,G05D

Abstract:
An apparatus comprising:a reservoir containing a coating material; a bead dispensing valve for applying the coating material onto a surface of an inorganic production article wherein the bead dispensing valve includes a fluid control element for turning the material flow on or off and a multi-degree of freedom robotic positioning apparatus to position the application apparatus relative to the surface of the inorganic production article; a material control valve apparatus for regulating a volume of the coating material flowing from the reservoir to the bead dispensing valve; a flow measuring device for measuring the volume of the coating material flowing from the reservoir to the bead dispensing valve; and a controller coupled to the flow measuring device for calculating a volume flow rate during a first interval of time, and for adjusting the material control valve to obtain a predetermined volume flow rate during a second interval of time.