... by stepping-motors; 4, Controlling elastic motor by computer, then control the delivery speed of elastic line, knitting kinds of socks; ... Flat:72N-240NTerry:72N-200NPlain Max. speed: 300RPMTerry Max.speed:250RPMAdult socks, sports socks, floor socks, hiking socks, etc Standard ... sensors and the yarn feeders; 4, Two elastic conveyor and two elastic feeders; 5, Anti-distortion synchronization socks off ...