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Print copies folding device in web-fed rotary printing machine, has pair of toggle levers operated through double crank, to reciprocate folding knife in single plane
Print copies folding device in web-fed rotary printing machine, has pair of toggle levers operated through double crank, to reciprocate folding knife in single plane
A pair of toggle levers (10) whose one end attached to frame of folder (1) and other end fixed to a folding knife (3) are operated through double crank (15), to reciprocate the folding knife in single plane.
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