发明名称 Pressure roll or continuous pressure belt
摘要 A feature of a pressure roll or a continuous pressure belt for the formation of a reeling nip using a parent roll in a reel-up for the reeling up of a material web, in particular paper web or paperboard web, is that the roll surface or, respectively, belt surface adjacent to the reeling nip has helical, an at least single-start groove, the depth of which is in the range from about 0.4 mm to about 1.5 mm, and the maximum width of which is in the range from about 35 to 60 mm.
申请公布号 US8191817(B2) 申请公布日期 2012.06.05
申请号 US20090361792 申请日期 2009.01.29
申请人 WOHLFAHRT MATTHIAS;THOMAS ROLAND;KAIPF WALTER;VOITH PATENT GMBH 发明人 WOHLFAHRT MATTHIAS;THOMAS ROLAND;KAIPF WALTER
分类号 B65H18/16;B65H18/26 主分类号 B65H18/16
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