EP 0047924 B1 19840606 - DEVICE FOR APPLYING CUT PIECES OF WEBS TO A WEB OR TO PLAIN WORKPIECES
Title (en)
DEVICE FOR APPLYING CUT PIECES OF WEBS TO A WEB OR TO PLAIN WORKPIECES
Publication
Application
Priority
DE 3034920 A 19800916
Abstract (en)
[origin: EP0047924A1] 1. Apparatus for applying web sections severed from a web (72) onto a web or onto workpieces having a planar surface, preferably for applying glued cover sheets to the pulled-open and/or enfolded bottoms of crossed-bottom bags, comprising means for conveying the web or workpieces, a polygonal rotor (67), which is adapted to be lowered onto the web or the workpieces and provided with a rotary drive and has sides which correspond to the length of the web sections, said rotor being provided with needles for retaining the web sections which run up in length portions on said needles, and a knife (63) for severing the web portions adjacent to those edges of the rotor (67) which form the corners, characterized in that the rotor (67) consists of a flat platelike member and retractable and extensible rows (46, 47) of needles are provided in the axially extending, narrow edge portions of the rotor.
IPC 1-7
IPC 8 full level
B65H 35/06 (2006.01); B31B 1/90 (2006.01); B31B 50/00 (2017.01); B31B 50/72 (2017.01); B65H 35/00 (2006.01)
CPC (source: EP US)
B31B 50/00 (2017.07 - EP); B31B 70/812 (2017.07 - EP US); B31B 50/72 (2017.07 - EP); B31B 50/8123 (2017.07 - EP)
Designated contracting state (EPC)
AT FR IT
DOCDB simple family (publication)
EP 0047924 A1 19820324; EP 0047924 B1 19840606; AT E7777 T1 19840615; BR 8105872 A 19820608; DE 3034920 A1 19820513; DE 3034920 C2 19840802; JP S5785761 A 19820528; SU 1152512 A3 19850423
DOCDB simple family (application)
EP 81106907 A 19810903; AT 81106907 T 19810903; BR 8105872 A 19810915; DE 3034920 A 19800916; JP 14539481 A 19810914; SU 3330443 A 19810909