... (double) O-shaped belt, single (double) synchronous belt wheel, belt driving 6) Widely used for conveying various cases, bags and salvers ... slaver and turnover case to convey 8) Driving method: chain driving 9) Sprocket wheel for chain driving roller: P=12.7mm, Z=14mm and ... for curved roller conveyor: 900, 1,200mm 14) Applied for light conveying