Invention Grant
US5451041A Sheet feeder of a printing press 失效
印刷机的送纸器

Sheet feeder of a printing press
Abstract:
Sheet feeder of a printing press having suckers for seizing an uppermost sheet of a sheet pile at a leading end of the uppermost sheet, at least one sheet-pile stop having an upper edge over which the uppermost sheet is liftable, and a pair of transport rollers to which the uppermost sheet is feedable includes grooves formed in the sheet-pile stop and extending parallel to leading and trailing edges of the sheets on the sheet pile.
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