... construction is made up of needle bed, needle core bed, subsidence piece bed and 3 guide ... linkage diving replaces practicality rod driving, reduced machine’s movement acceleration and the rotor inertia, reduced ... the machine shaking also.4,The EBA electron delivers ... pattern cam, with moving –changing deviceDensity 6.32-70.3/cmMax. speed 2200 rpmBeam spec 535x535 ...