Lane, Aitken, Dunner & Ziems
Automatic high-speed cold heading machine
 An automatic high-speed cold heading machine which forms heads on wire blanks by means of punch, cutting, and ejector mechanisms, where the operations of the punch and the ejector mechanisms are performed simultaneously and, wherein, the punch, the cutting knife and the ejector mechanisms are driven simultaneously in continuous harmonic motion with no pause or dwell for the purpose of achieving stable high speed operation. 
B B B
B21K B21J B21K
inventional inventional inventional
Yuan Ho
Lee