result of attachments such as loops pockets and the like application_number US 9163279 A description the auxiliary transport device shown in the drawing includes among its various parts an auxiliary transport means which is formed by a roller 1 that is disposed so as to traverse the spaced seams of stitches 2 and 3 formed in the sewing zone by needles 4 and 5 respectively these needles 4 and 5 as is well known are disposed in operative association with the base portion of a presser foot 6 which is provided with a pair of apertures 7 one only shown through which said needles pass when penetrating a workpiece and cooperate with the well known stitching instrumentalities located beneath said workpiece during the stitching cycle the presser foot 6 includes a conventional support 10 for connecting it to a presser bar 11 and together with the main feed dogs not shown that are located beneath the workpiece they provide the means of advance of said workpiece during the sewing cycle the roller 1 of the auxiliary transport means is formed by a metal cylinder having a knurled peripheral surface which is operatively associated with a rotatably mounted roller not shown located below the workpiece and the machine 39 s workpiece supporting surface and serve to assist in the advance of a workpiece during the sewing cycle the roller 1 is mounted on a shaft.