Patent ID: 7908964
Filing Date: 2011-03-22
Classification: B41F,H05K,Y10S

Abstract:
1. A screen printing apparatus which prints a pattern with paste on a surface of a substrate aligned with a mask in which predetermined pattern openings are formed, the apparatus comprising: a substrate holding device holding the substrate; a substrate moving device moving the substrate held on the substrate holding device and aligning the substrate with the mask; a recognition device recognizing a first recognized part formed on the surface of the substrate and a second recognized part formed on a rear face of the mask; and a moving device advancing and retreating the recognition device between the substrate and the mask and horizontally moving the recognition device in a range including the first recognized part and the second recognized part, wherein the recognition device comprises includes a first recognition device which recognizes the first recognized part and a second recognition device which recognizes the second recognized part, the first recognition device and the second recognition device are at the same height and are in a plane parallel with the surface of the substrate, and the first and second recognition devices face opposite directions.