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    • 3. 发明授权
    • Method and apparatus for facilitating the printing of verso sides and
the varnishing of recto sides of sheets
    • 用于方便印刷多面体的方式和装置以及正面侧面的上光
    • US5309839A
    • 1994-05-10
    • US44274
    • 1993-04-07
    • Georg HartungMichael Rother
    • Georg HartungMichael Rother
    • B41F23/08B41F5/02B05C11/00B05D1/00
    • B41F23/08
    • Method and apparatus for the varnishing and printing of sheets in a printing machine. A feed drum incorporates a counterpressure surface to form a first nip with an impression cylinder. As sheets are fed to the impression cylinder and transported through the first nip, a constant pressure at the first nip consistently transfers ink to a verso side of each sheet. Arranged thereafter, a varnishing cylinder supplied with a quantity of varnish contacts the impression cylinder creating a second nip. As the sheet passes through the second nip, the recto side of the sheet is coated with the varnish. The impression cylinder thus receives a constant pressure for transferring ink to the sheet independent of the pressure provided by the varnishing cylinder. Accordingly, even a partial or intermittent varnishing of the recto sheet side has no adverse effect on print quality, and the sheet does not have to be transferred from the impression cylinder to a separate varnishing unit.
    • 用于在印刷机中上光和印刷片材的方法和装置。 进料鼓包括反压表面以形成具有压印滚筒的第一压区。 当纸张被馈送到压印滚筒并且通过第一压区传送时,在第一辊隙处的恒定压力将油墨持续地传送到每个纸张的正面。 此后安排一个提供有一定量清漆的上漆圆筒与压印滚筒接触,形成第二辊隙。 当片材通过第二压区时,片材的正面侧涂有清漆。 因此,压印滚筒因此接收用于将油墨转印到纸张上的恒定压力,而与由上漆筒提供的压力无关。 因此,甚至对直立片侧面的部分或间歇性上漆也不会对打印质量产生不利影响,并且片材不必从压印滚筒转移到单独的上光单元。
    • 7. 发明授权
    • Printing machine inker system
    • 印刷机上墨机系统
    • US4805530A
    • 1989-02-21
    • US157868
    • 1988-02-19
    • Ingo KoblerGeorg Hartung
    • Ingo KoblerGeorg Hartung
    • B41F31/04B41F31/26B41J31/06
    • B41F31/26B41F31/04
    • To permit accurate control of ink being transferred by an ink transfer roller from an ink source (6; 15, 16, 17) to an ink accepting roller (1, 10), the transfer roller (2, 11) has a surface layer (3, 12) which is made of compressible material, the surface layer being formed with shallow cup-like depression in a grid or similar raster pattern. Upon compression and deformation of the depth of the shallow cup-like depressions, the cup-like depressions will change their volume and thus change the quantity of ink being transferred. This also permits direct inking of a forme cylinder (1) by a chamber ink supply arrangement (6) since the hard surface of the forme cylinder will be engaged by the resilient or compressible surface layer (3, 12) of the transfer roller.
    • 为了准确地控制由油墨转印辊从油墨源(6; 15,16,17)转印到油墨承受辊(1,10)上的油墨,转印辊(2,11)具有表面层 3,12),其由可压缩材料制成,表面层形成有格栅或类似光栅图案的浅杯形凹陷。 在浅杯形凹陷的深度压缩和变形时,杯状凹陷将改变其体积,从而改变正在转印的油墨的量。 这也允许通过腔室供墨装置(6)直接喷射成型气缸(1),因为成型气缸的硬表面将与转印辊的弹性或可压缩表面层(3,12)接合。
    • 8. 发明授权
    • Page brake in a printing machine fly
    • 打印机中的页制动器飞
    • US5979701A
    • 1999-11-09
    • US945252
    • 1997-10-23
    • Jurgen WenzelPeter MayerGeorg Hartung
    • Jurgen WenzelPeter MayerGeorg Hartung
    • B65H29/04B65H29/68B65H29/10
    • B65H29/686B65H2701/176B65H2801/21
    • A sheet brake improves laying sheets off onto a stack in the take-off unit of a sheet-fed rotary printing press. The sheet brake is provided with a crank drive that generates a back-and-forth stroke by way of a synchronized drive mechanism at the rate traveled by the sheets. The rear portion of each sheet is forced by suction against a suction strip provided on the brake so that the sheet is braked while being stretched and then lowered onto the top of the stack. The suction strip has a groove arranged such that the sheet is braked and stretched as the suction strip works in conjunction with an operation of a take over gripper to accurately guide the sheet to the stack.
    • PCT No.PCT / DE96 / 00714 Sec。 371日期:1997年10月23日 102(e)日期1997年10月23日PCT 1996年4月24日PCT公布。 公开号WO96 / 34820 PCT 日期1996年11月7日一张片式制动器将单张纸旋转印刷机的取出单元中的纸张放置在堆叠上。 片式制动器设置有曲柄驱动器,该曲柄驱动器通过由片材行进的速度通过同步驱动机构产生前后冲程。 每个片材的后部通过抽吸力抵抗设置在制动器上的抽吸带强制,使得片材在被拉伸然后降低到堆叠的顶部时被制动。 抽吸带具有布置成使得当吸引带与接管夹持器的操作一起工作以便将片材精确地引导到堆叠件时,片材被制动和拉伸。
    • 9. 发明授权
    • Method and device for washing a form cylinder and an associated
applicator roller in a printing machine
    • 用于在印刷机中清洗成型滚筒和相关的涂布辊的方法和装置
    • US5740739A
    • 1998-04-21
    • US684154
    • 1996-07-19
    • Manfred HeroldGeorg HartungUlrich Jung
    • Manfred HeroldGeorg HartungUlrich Jung
    • B41F23/08B41F31/08B41F35/02B41F35/04
    • B41F35/02B41P2235/26
    • A method and apparatus for washing printing press form cylinders and associated applicator rollers in a manner which reduces the drying of quick-drying media, such as varnish or ink, on the applicator roller and form cylinder. The washing device is disposed in a nip between the form cylinder and applicator roller and has two curved surfaces disposed in closely adjacent relation to respective surfaces of the form cylinder and applicator roller. Each curved surface has a spray device for directing a cleaning fluid onto the adjacent form cylinder and applicator roller and a suction-extraction device for removing sprayed cleaning fluid and removed ink and impurities. The method and apparatus may be selectively operated in a print-on mode in which a cleaning fluid is sprayed onto the rotating form cylinder and is suction-extracted from its outer surface. When printing is switched off, the method and apparatus may be operated in a print-off mode in which cleaning fluid is sprayed onto the rotating applicator roller and onto the rotating form cylinder, with the applicator roller is separated from the form cylinder.
    • 一种洗涤印刷机的方法和装置,以减少施胶辊和成型滚筒上的快干干燥介质如清漆或油墨的干燥的方式,形成滚筒和相关的涂布辊。 洗涤装置设置在成型滚筒和涂布辊之间的辊隙中,并且具有与成形滚筒和涂布辊的相应表面紧密相邻的两个曲面。 每个弯曲表面具有用于将清洁流体引导到相邻的成形滚筒和涂布辊上的喷射装置和用于去除喷射的清洁流体并除去油墨和杂质的抽吸装置。 该方法和装置可以以打印模式选择性地操作,其中将清洁流体喷射到旋转的圆筒上并从其外表面抽吸。 当打印关闭时,方法和装置可以以打印模式操作,其中清洁流体喷射到旋转的涂布辊上并且旋转的成型滚筒上,涂布辊与成形滚筒分离。