| 摘要 |
1472357 Web turning WOOD INDUSTRIES Inc 23 May 1975 [24 June 1974] 22687/75 Heading B8R In a printing machine with two printing units a web turning device comprises two bars 20, 21 arranged with their axes at 45 degrees to the direction of travel of the web and at 90 degrees to each other. A roller 22 has its axis parallel to the web travel and in a plane between the bars 20, 21. The device is slightly tilted in use about a horizontal line perpendicular to roller 22. |
