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    • 71. 发明授权
    • Device for smoothing a sheet on an impression cylinder of a sheet-fed
rotary printing machine
    • 用于在平板旋转印刷机的印刷机上卷取片材的装置
    • US5086698A
    • 1992-02-11
    • US542425
    • 1990-06-22
    • Arno Wirz
    • Arno Wirz
    • B41F21/00B41F25/00
    • B41F25/00B41F21/00B65H2406/1222
    • A device for smoothly applying a sheet for printing onto an impression cylinder upstream of a printing gap of a sheet-fed rotary offset printing machine in travel direction of the sheet through the printing machine and including at least one jet nozzle capable of being directed towards the circumference of the impression cylinder for pressing the sheet by blowing air force against the circumference, comprising drive means for swingingly reciprocating the jet nozzle in travel direction of the sheet during an operating cycle of the printing machine, the jet nozzle being mounted at a spaced distance and upstream from a printing gap and being swingable in a pendular manner about a pendulum axis extending parallel to an axis of the impression cylinder, the jet nozzle being couplable with the drive means.
    • 一种用于在单张纸旋转胶版印刷机的打印间隙的上游平滑地施加用于印刷的片材,以便在片材的行进方向上通过印刷机,并且包括至少一个能够朝向 包括驱动装置,用于在打印机的操作循环期间使喷嘴在片材的行进方向上摆动地往复运动,该喷射喷嘴以间隔距离安装 并且在打印间隙的上游并且围绕平行于压印滚筒的轴线延伸的摆轴可摆动摆动,喷嘴可与驱动装置连接。
    • 72. 发明授权
    • Sheet-fed rotary prime and verso offset printing machine & method
    • 单张旋转胶版印刷机及方法
    • US4414896A
    • 1983-11-15
    • US353235
    • 1982-03-01
    • Hermann Fischer
    • Hermann Fischer
    • B41F7/02B41F7/10B41F13/24B41F21/00B41F25/00B41F33/08B65H5/00B41M1/14B41F5/16
    • B41F21/00B41F25/00B41F7/10B65H5/00
    • To permit, selectively, multi color prime printing or prime-and-verso printing, two rubber blanket cylinders (5, 6) each in engagement with a respective cylinder (3, 4) cooperate with a single printing or impression cylinder (7), and an engagement element (23, 24, 28) such as a roller (23, 24) or a compressed air supply (28); the rubber cylinder can be engaged with the impression cylinder or, respectively, separated therefrom. The impression cylinder carries a rubber blanket to receive printing information from one (5) of the blanket cylinders to effect verso printing during one operation phase, when the engagement element controls engagement of a sheet about the impression cylinder the other rubber blanket cylinder being engaged when the sheet reaches the printing line for verso printing; during a subsequent operation phase of the machine, the second rubber blanket cylinder (6) is separated from the impression cylinder to prevent smearing contact therewith, while the first rubber blanket cylinder (5) transfers printing information from its associated plate cylinder (3) to the rubber blanket on the impression cylinder. The sheet feed mechanism feeds a sheet only for every alternate operating phase. In normal operation, with a sheet fed for each revolution, the impression cylinder receives no ink and multi color prime printing can be effected by the two rubber blanket cylinders (5, 6). Double inking can be obtained by selectively lifting off both rubber blanket cylinders for alternate revolutions and feeding a sheet, only for every other revolution of the printing system, with, then, both rubber blanket cylinders engaging the sheet looped about the impression cylinder.
    • 为了允许选择性地进行多色原版印刷或原版印刷,每个与相应圆柱体(3,4)接合的橡胶橡胶滚筒(5,6)与单个印刷或压印滚筒(7)配合, 以及诸如辊(23,24)或压缩空气供应(28)的接合元件(23,24,28); 橡胶滚筒可以与压印滚筒啮合,也可以与其分离。 压印滚筒带有橡皮布,以在一个操作阶段期间从一个橡皮布滚筒接收印刷信息,以在一个操作阶段期间进行印刷,当接合元件控制在压印滚筒周围与另一个橡皮布滚筒接合时的片材的接合, 纸张到达印刷线,用于印刷; 在机器的后续操作阶段,第二橡胶橡皮布滚筒(6)与压印滚筒分离,以防止与其接触,同时第一橡皮布滚筒(5)将打印信息从其相关的印版滚筒(3)转印到 橡皮布在压印滚筒上。 片材进给机构仅在每个替代操作阶段馈送片材。 在正常操作中,通过每转一圈送纸,压印滚筒不接收油墨,并且可以通过两个橡皮布滚筒(5,6)进行多色原稿打印。 双重上墨可以通过选择性地提起两个橡皮布滚筒来进行交替的转动和送纸,只有打印系统的每一个转动,然后两个橡胶橡皮布滚筒接合在压印滚筒周围的薄片。
    • 78. 发明授权
    • Method and device for cooling printing stock and printing presses
    • 用于冷却印刷原料和印刷机的方法和装置
    • US07044059B2
    • 2006-05-16
    • US10899333
    • 2004-07-26
    • Michael KochTilo Steinborn
    • Michael KochTilo Steinborn
    • B41F23/04B41F13/22
    • B41F13/22B41F25/00
    • A device for cooling printing stock and printing units by refrigerated air blast at sheet-fed rotary printing presses.It is an object of the invention to provide a method and a device, which require little energy and space and, at the same time, ensure that the printing stock and the printing press are protected against harmful effects of temperature.Pursuant to the invention, this objective is accomplished owing to the fact that the refrigerated air blast, after contact with the surface of a sheet-guiding cylinder (2) of at least one pneumatic sheet-guiding device (12, 13, 14; 15, 16; 17, 18, 19), is recycled at least partially.
    • 用于通过单张纸旋转印刷机上的冷冻风吹扫印刷原料和印刷单元的装置。 本发明的一个目的是提供一种方法和装置,其需要的能量和空间很小,并且同时确保了印刷机和印刷机被免受有害的温度影响。 根据本发明,由于以下事实,实现了这一目的:冷冻空气鼓风在与至少一个气动片材引导装置(12,13,14; 15)的片材引导筒(2)的表面接触之后 ,16; 17,18,19),至少部分回收。