helical-toothed

Updated: June 8, 2025

While the operation of mangling is proceeding, the rollers move first in one direction and then in the other direction, and this change of direction is accomplished automatically by mechanism situated between the accumulator and the helical-toothed gearing seen at the far end of the mangle.

P. Kilgour - The Jute Industry: from Seed to Finished Cloth