A hands-free lever, operated by the decrease leg, controls the presser foot on a stitching machine. This mechanism permits for easy transitions between dealing with material and controlling stitching velocity, sometimes by means of a foot pedal.
This ergonomic characteristic enhances effectivity and precision. By liberating each fingers for cloth manipulation, notably essential for intricate work or managing cumbersome supplies, it contributes considerably to improved sew high quality and decreased operator fatigue. Its introduction marked a notable development in stitching machine expertise, rising each velocity and management for the person.