Apparatus for correcting fan-out effects in web rotary printing presses

摘要

PCT No. PCT/DE97/02476 Sec. 371 Date Apr. 26, 1999 Sec. 102(e) Date Apr. 26, 1999 PCT Filed Oct. 24, 1997 PCT Pub. No. WO98/18626 PCT Pub. Date May 7, 1998The fan-out effect of a paper web, passing through a web-fed printing press having a plurality of printing units, is corrected by providing control assemblies before selected ones of the printing units. The control assemblies each have a number of control elements and counter control elements. The number of control and counter control elements in each assembly varies with the moisture content of the paper web passing through the web-fed printing press.