Patent ID: 6244641
Filing Date: 2001-06-12
Classification: B25J,H01L,Y10S

Abstract:
A wafer transfer arm comprising:a blade having first and second ends, top and bottom portions, said first end being configured for attachment to a wafer transfer apparatus;said top portion of said blade including a top surface being configured for receiving a substrate wafer thereon, and a suctional mechanism proximate said second end being configured for releasable retainment of said substrate wafer;a longitudinal channel extending along said bottom portion from said first end to said second end, said channel being in fluid communication with said suctional mechanism;a coverplate being configured for a flush sealed fit within a top portion of said channel to form a vacuum conduit therein, said coverplate having a vacuum outlet proximate said first end of said blade, said vacuum outlet being configured for fluid coupling with a vacuum-generating mechanism; andan affixing mechanism for securably affixing said coverplate to said blade, said affixing mechanism including an adhesive substance.