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    • 1. 发明授权
    • Method and device for controlling valve units
    • 用于控制阀门单元的方法和装置
    • US5685534A
    • 1997-11-11
    • US627777
    • 1996-04-01
    • Jurgen Zeltner
    • Jurgen Zeltner
    • B41F21/00B41F33/06B65H3/08B65H5/22
    • B65H3/0891
    • Method for controlling a valve unit having a rotatable inner part, by which at least one of positive pressure and negative-pressure consumers of a sheet-processing machine is connectible to and disconnectible from a source of positive pressure and negative pressure, respectively, in accordance with an operating cycle of the sheet-processing machine, the operating cycle being repeated at a frequency variable between a minimum cycle frequency and a maximum cycle frequency, includes superimposing an adjusting speed on a rotary speed of the rotatable inner part of the valve unit; and device for performing the method.
    • 用于控制具有可旋转内部部分的阀单元的方法,通过该方法,片材加工机的正压和负压消耗器中的至少一个可以分别连接到正压和负压源,并且可以根据 在片材处理机的操作周期中,以最小循环频率和最大循环频率之间的频率变化重复的操作周期包括将调节速度叠加在阀单元的可旋转内部的旋转速度上; 以及用于执行该方法的装置。
    • 4. 发明授权
    • Device for achieving a flat contact of stocks or printing materials
    • 用于实现股票或印刷材料的平坦接触的装置
    • US5398925A
    • 1995-03-21
    • US70547
    • 1993-06-01
    • Jurgen Zeltner
    • Jurgen Zeltner
    • B41F25/00B65H29/70B65H5/00
    • B41F25/00B65H2406/1222
    • Device for achieving a flat contact of stock on a curved surface of a cylinder for transporting the stock into a printing nip includes a plurality of blowing-air bars disposed in a region between an impression cylinder and a transfer drum and upstream of the printing nip in transport direction of the stock, the blowing-air bars being directed for blowing air in a direction opposing the transport direction of the stock, at least one of the plurality of blowing-air bars being stationary and, with the other of the plurality of blowing-air bars, respectively, having a plurality of air-blowing nozzle-shaped outlets disposed in a substantially arrow-shaped arrangement on the respective circumferences thereof, the arrangement of outlets including a central outlet disposed farthest upstream of the arrangement of outlets in the transport direction so as to be a first one of the outlets to act upon a sheet being transported in the transport direction.
    • 用于实现用于将原料输送到印刷辊隙的圆筒的弯曲表面上的坯料的平坦接触的装置包括多个吹气棒,其设置在压印滚筒和转印鼓之间的区域中以及印刷辊隙的上游 输送方向为吹送空气棒,以吹送空气的方式与坯料的输送方向相反,多个吹气棒中的至少一个是固定的,另一个吹送 分别具有多个在其各自周边上呈大致箭头形状布置的喷吹喷嘴形出口的出口条,所述排出口的布置包括设置在输送装置中出口布置的最远上游的中心出口 以便作为在输送方向上输送的纸张上的第一出口。
    • 7. 发明授权
    • Sheet feeder in a sheet-processing machine
    • 板材加工机床
    • US5092578A
    • 1992-03-03
    • US693329
    • 1991-04-29
    • Dieter BergmeierJurgen Zeltner
    • Dieter BergmeierJurgen Zeltner
    • B65H3/08B65H3/48B65H7/16
    • B65H3/48
    • A sheet feeder in a sheet-processing machine, comprising first blower nozzles for fanning and separating a top sheet of a sheet pile, the blower nozzles being directed at least at a rear edge of the top sheet in the sheet pile, a separating device for lifting the top sheet from the sheet pile, second blower nozzles for blowing supporting air under the top sheet in synchronism with an operating cycle of the sheet feeder, central blast-air supply system for the sheet feeder being connected to the first blower nozzles, and a blast-air source separate from the central blast-air supply system connected via a control valve to the second blower nozzles for supplying blast air thereto for supporting the sheet, and a device for operating the control valve in synchronism with the separating device.
    • 一种片材加工机中的送纸器,包括用于扇形和分离纸张顶片的第一鼓风机喷嘴,鼓风机喷嘴至少在片材堆中的顶片的后边缘处,分离装置, 从片材堆起提起顶片,第二鼓风机喷嘴与片材进给器的操作循环同步地在顶片下吹送支撑空气,用于供纸器的中央鼓风供应系统连接到第一鼓风机喷嘴,以及 与通过控制阀连接的中央鼓风供给系统分离的鼓风空气源到用于向其供应用于支撑片材的鼓风空气的第二鼓风机喷嘴,以及用于与分离装置同步地操作控制阀的装置。