发明名称 Printing press, folder, and methods of operation
摘要 Systems and methods for allowing existing rotary printing press units to produce smaller pages at a faster rate of speed without having to replace the press unit. Specifically, the systems and methods relate to retrofitting an existing press unit to produce three pages of material in each full rotation instead of the traditional two pages.
申请公布号 US8925459(B2) 申请公布日期 2015.01.06
申请号 US200912407689 申请日期 2009.03.19
申请人 Pressline Services, Inc. 发明人 DiGenova Phillip
分类号 B41F33/00;B41F13/02;B41F13/10;B41F13/56;B41F13/60;B65H45/16;B41F13/08 主分类号 B41F33/00
代理机构 Lewis, Rice & Fingersh, L.C. 代理人 Lewis, Rice & Fingersh, L.C.
主权项 1. A method of reducing the cut-off length of a newspaper, the method comprising: providing a press unit having at least one existing plate cylinder and at least one existing blanket cylinder, each of said existing plate cylinders having two existing plates attached thereto, each of said existing plates comprising generally half the circumference of the attached existing plate cylinder, the plate cylinders being thus configured to print two pages of a newspaper with each rotation; and replacing all said existing plate cylinders with new plate cylinders having generally the same length, diameter, and circumferences as the existing plate cylinders without modification to the frame of the press unit, said new plate cylinders having three new plates attached thereto, each of said new plates comprising generally one-third the circumference of the attached new plate cylinder, the plate cylinders being thus configured to print three pages of a newspaper with each rotation; modifying existing blanket cylinders in said press unit to be cooperative with said new plate cylinders by: substantially filling at least one slot in said existing blanket cylinders;cutting a new slot in said existing blanket cylinders;placing a new blanket plate in said new slot, said new blanket plate comprising substantially the entirety of the circumference of the attached blanket cylinder.
地址 St. Louis MO US