Patent ID: 7473318
Filing Date: 2009-01-06
Classification: B05B,B05C

Abstract:
1. A cleaning unit for cleaning a slit coater for coating a substrate with a material, said cleaning unit comprising: a body including an upper face, the upper face having a receiving recession for receiving a slit nozzle of the slit coater, the receiving recession having a sidewall and a bottom face, the sidewall having a first injection hole, a cleaning material being sprayed via the first injection hole; and a cleaning member for eliminating dregs of the material attached on the slit nozzle of the slit coater, the cleaning member covering the bottom face of the receiving recession, wherein the slit nozzle of the slit coater includes a first inclined face, a second inclined face and a connection face connecting the first inclined face with the second inclined face, and the cleaning member makes contact with the connection face of the slit nozzle of the slit coater during a cleaning process.