Web-fed rotary presses comprising a modifiable folding assembly

A web-fed rotary printing press comprising:

• a printing unit having a width adapted for selectively imprinting a web with six side-by-side arranged standing printed pages of at least one of a first newspaper format with said web having a first web width, and of a second newspaper format having a second web width, said second web width being less than said first web width, at least some of said first newspaper format pages being wider, in an axial direction of said printing unit, than at least some of said second newspaper format pages;
• a longitudinal cutting device usable to cut said web imprinted with said six printed pages in said selected one of said first newspaper format and said second newspaper format into three partial webs, each of said three partial webs having a partial web width of two of said standing newspaper pages in said selected one of said first and second newspaper formats and web widths;
• and
• a folding structure, said folding structure including at least a first group of three formers, said three formers being arranged side-by-side on a first press level, said three formers including a center former and first and second side formers, said three formers being arranged such that horizontal spacing distances between folding levels of said first and second side formers, each with respect to said center former, are individually changeable in response to said first and second web widths and further wherein said center former is fixed, said three partial webs in both of said first and second web widths being foldable longitudinally by said three formers by selective positioning of each of said first and second movable side formers with respect to said fixed center former.