Patent ID: 7118629
Filing Date: 2006-10-10
Classification: B05B

Abstract:
1. A coating apparatus, comprising: a frame adapted to be moved in relation to a substrate; a spray assembly connected to the frame, the spray assembly having a carriage and a drive mechanism which reciprocates the carriage along a travel path, wherein the carriage includes a spray device support assembly adapted to hold a spray device capable of applying a coating on the substrate, wherein the carriage is operatively connected to the drive mechanism through a carriage driving assembly which provides a change of direction at ends of a travel path of the carriage, wherein the spray assembly is free of limit switches at ends of the travel path, wherein the carriage driving assembly includes a connecting member rotatably connected at a first end to a portion of the drive mechanism and rotatably connected at a second end to a portion of the carriage, wherein the drive mechanism includes a drive member which travels around axles spaced at a predetermined distance, and wherein the drive member has an attachment member connected thereto which is rotatably connected to the first end of the connecting member.