Patent ID: 6145833
Filing Date: 2000-11-14
Classification: B65H

Abstract:
A rotary brush assembly for use in a sheet handling system to assist in serially decelerating sheets being conveyed in a line onto a conveyor operating at a speed less than the speed of the line, said brush assembly comprising:a series of resilient bristles attached at one end to and extending radially from a shaft;a mounting device rotatably supporting the shaft over the conveyor with the free ends of the bristles, when positioned to extend downwardly, bearing downwardly against the sheets;an arcuate preload surface curved in the direction of rotation of the shaft to approach the shaft axis, said preload surface positioned above the sheets for engagement by the ends of the rotating bristles to cause the bristles to bend and, when rotated past the device, to spring downwardly into contact with a sheet, anda drive for rotating the shaft to carry the bristles in the direction of sheet movement and into engagement with the sheets.