member 105 and the adjusting shaft 92 via the connecting rod 101 and the lever arm 100 it is achieved due to this arrangement that when adjusting the adjusting wheel 114 the feed setting of the upper feed foot 6 is changed synchronously with the feed setting of the lower feed dog via the adjusting shaft 102 the movement derived from the eccentric 91 is transmitted to the needle bar holder 3 via the drive connection consisting of the eccentric rod 97 the bolt 96 the connecting rod 98 the lever arm 99 the rocking shaft 14 the crank 15 the pin 13 and the connecting link guide 12 as a result of which the needle bar holder 3 will impart a corresponding feed movement to both the needle bar 4 and the upper feed foot 6 via the eccentric 43 the eccentric rod 44 is driven synchronously with the feed movement of the upper feed foot 6 and the eccentric rod 44 rotates the triangular lever 27 via the angle lever 45 and the coupler 47 around the hinge pin 39 which is guided by the arm 40 that is rigidly mounted in the housing the up and down.