Patent ID: 6164438
Filing Date: 2000-12-26
Classification: B65H

Abstract:
An adjustable control roller apparatus for use in a belt-type conveyor assembly for advancing flat work pieces of uniform width in sequence along a processing path the width oriented in the direction conveyance, the conveyor assembly having at least a first conveyor section and second conveyor section, the first conveyor section arranged to advance the work pieces in spaced sequence to said second conveyor section, the second conveyor section including a lower conveyor belt having an entrance end and an upper conveyor belt in overlying relationship with said lower conveyor belt and removed from the entrance end of said lower conveyor belt:said adjustable control roller apparatus including an upright support arm having a pivot pin and a first attachment member;a support leg engaging said pivot pin and having opposing first and second ends, a second attachment member mounted adjacent said first end, and a pair of rollers rotatably mounted adjacent said second end for positioning over the lower conveyor belt at the entrance end of the lower conveyor belt;a biasing member engaging said first and second attachment members for biasing said rollers of said support leg toward the lower conveyor belt; anda support bracket for adjustably supporting said upright support arm such that said rollers can be positioned adjacent the first conveyor section at a distance greater than the width of the work pieces and adjacent the upper conveyor belt at a distance less than the width of the work pieces.