Folding device of a printing press and printing press with such a folding device and manufacturing process for printed products

Folding device (10) of a printing press for folding signatures, having a folding-blade cylinder (11) through which to be folded signatures (15) downstream of a the folding-blade cylinder (11) jaw cylinder (20) can be fed with the formation of transverse folds, wherein the folding-blade cylinder (11) a cylinder (12) is vorlagert at which the signatures (15) prior to forming the transverse folds in any number are collectable.