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Rotary printing machine and printed web folding and handling system combination

  • US 5,176,371 A
  • Filed: 08/01/1991
  • Issued: 01/05/1993
  • Est. Priority Date: 09/29/1990
  • Status: Expired due to Fees
First Claim
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1. For combination with a rotary web-type printing machine,a printed web folding and handling system, receiving a printed web (8) traveling in a direction from the printing machine, said printing machine being located, with respect to web travel, upstream of said folding and handling system in a downstream direction,said system havinga first or upstream longitudinal folding device (9) comprising a first folding former or triangle (22), anda second longitudinal folding device (11) comprising a second folding former or triangle (44), located downstream of said first folding device,said longitudinal folding devices (9, 11) being positioned along the path of travel of the web, andan arrangement which provides a linear path of said web through said system, without twist or offset of said web,wherein the upstream folding device (9) is adjustable only in vertical direction;

  • the second folding device (11) is rotated by 90°

    with respect to said first folding device (9);

    the first and second folding devices (9,

         11) are located immediately adjacent each other in the path of travel of the web (8); and

    wherein said system further comprises a pair of pull-off rollers (10, 101,

         102) located immediately downstream of said first folding former or triangle (22), and a run-on or supply roller (39) positioned immediately adjacent said first pair of pull-off rollers, and additionally immediately adjacent the second folding former or triangle (40), said system being devoid of any other rollers between said first and second folding triangles (22,

         40).

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