34 that contact and provide frictional engagement of the top of the material application_number US 75823991 A description referring now in more detail to the drawings fig1 in a top plan view of one embodiment of the present invention illustrates what will herein sometimes be referred to as either a material handling system or a top feed system 10 that may exist in either the form of a fully equipped sewing machine having all features of the present invention or as an attachment to an industrial sewing machine the arm 12 of such a sewing machine 14 is shown in fig1 and 2 extending from a machine drive end 16 to a sewing or free end 18 a sewing machine handwheel 20 is illustrated in fig1 at end 16 with an adjustable eccentric assembly 22 cooperatively interconnected to the drive means of sewing machine 12 assembly 22 in turn being cooperatively interconnected to an anti reverse clutch assembly 24 by means of connecting rod 26 which extends between a ball bearing end 28 and an opposite self aligning rod end 30 end 30 is removably and adjustably fastened to a link plate 32 of clutch assembly 24 by means of a bolt 34 and nut 36 best illustrated in fig7 a bearing support bracket 38 shown in fig7 includes a flange 40 formed with slotted bolt holes 42 at its inner end for relatively easy and efficient mounting to the rear side of arm 12 of sewing machine 14 by means of bolts 44 fig1 at its opposite end 46 a bearing module 48 is supported thereon with a pair of upstanding flanges 50 each formed with through holes 52 for removably.