1, Patent No: ZL200720019824.9 2, AC servo transmission 3, no pollution, less noice,energy-saving, 4, CE ... steel welded structure with high strength and good rigidity.2), AC servo top transmission, stable, reliable, pollution-free, less noise.3), Energy ... Italy or DELEMDA52 of HollandBack gauge driving motorAC servo motor(Panasonic of Japan)AC servo motor(Panasonic of Japan)Back gauge guide screwBall ...