发明名称 Method and device for folding round pockets
摘要 A process for folding or folding over pockets with round edge sections is provided along with a device for carrying out the process. Round folding slides (9; 53), provided with concave folding edges (49; 54), are either moved or designed such that their ends (50, 51; 55), either one after another or simultaneously, lead in relation to the middle area of the concave folding edges (49; 54). An especially intense folding effect is thus exerted on the transition areas between the round and straight pocket edge sections and a pocked folded edge that is uniform on all sides is thus obtained.
申请公布号 US6401642(B1) 申请公布日期 2002.06.11
申请号 US20010868429 申请日期 2001.06.15
申请人 G.M. PFAFF AKTIENGESELLSCHAFT IN INSOLVENZ 发明人 HANDTE WERNER;PFLEGER HERBERT;ZINSSMEISTER AXEL
分类号 A41H33/00;D05B35/04;(IPC1-7):D05B21/00 主分类号 A41H33/00
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