A leather or rubber band connects the large drive wheel of a Singer treadle sewing machine to the smaller pulley on the machine’s handwheel. This connection transfers power generated by the operator’s foot pumping the treadle to the needle mechanism, enabling the machine to sew. Different models may require specific band lengths and widths.
This essential component is vital for the operation of these vintage machines. Without this power transmission link, the machine remains static. Its presence allows for a self-sufficient operation, independent of electricity. This autonomy was particularly crucial during the era these machines were commonplace. Proper tension and condition are essential for smooth, consistent stitching. A worn or broken band results in an inoperable machine, underscoring the need for proper maintenance and replacement when necessary.