EP 0971851 A1 20000119 - METHOD AND DEVICE FOR ELECTROSTATIC CHARGING
Title (en)
METHOD AND DEVICE FOR ELECTROSTATIC CHARGING
Title (de)
VERFAHREN UND VORRICHTUNG ZUM ELEKTROSTATISCHEN AUFLADEN
Title (fr)
PROCEDE ET DISPOSITIF DE MISE EN CHARGE ELECTROSTATIQUE
Publication
Application
Priority
- DE 19713662 A 19970402
- EP 9801855 W 19980331
Abstract (en)
[origin: US6159555A] PCT No. PCT/EP97/06387 Sec. 371 Date Aug. 9, 1998 Sec. 102(e) Date Aug. 9, 1998 PCT Filed Nov. 16, 1997 PCT Pub. No. WO98/43904 PCT Pub. Date Oct. 8, 1998The invention relates to a method for electrostatic charging of the two outer sides of at least one material web with charges of opposite polarity, prior to the further processing of the at least one material web, with the web being guided through the nip of a pair of rollers that are parallel to one another and are arranged with a short space between them, characterized in that the electrostatic charging of the two outer sides of the at least one material web is performed by the rollers in the nip between them.
IPC 1-7
IPC 8 full level
B41F 9/00 (2006.01); B65H 20/02 (2006.01); B65H 27/00 (2006.01)
CPC (source: EP US)
B65H 27/00 (2013.01 - EP US); B65H 2301/5132 (2013.01 - EP US); B65H 2404/1451 (2013.01 - EP US)
Citation (search report)
See references of WO 9843905A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IT LI NL SE
DOCDB simple family (publication)
US 6159555 A 20001212; AT E210593 T1 20011215; AT E222210 T1 20020815; AU 5322498 A 19981022; AU 7042598 A 19981022; AU 736011 B2 20010726; DE 19713662 A1 19981008; DE 29723999 U1 19991209; DE 59707978 D1 20020919; DE 59802440 D1 20020124; DK 0971851 T3 20020408; EP 0923500 A1 19990623; EP 0923500 B1 20020814; EP 0971851 A1 20000119; EP 0971851 B1 20011212; ES 2169509 T3 20020701; ES 2181044 T3 20030216; JP 2000505032 A 20000425; JP 2000509697 A 20000802; JP 3258034 B2 20020218; JP 3284503 B2 20020520; US 6445562 B1 20020903; WO 9843904 A1 19981008; WO 9843905 A1 19981008
DOCDB simple family (application)
US 14282899 A 19990809; AT 97950196 T 19971116; AT 98917100 T 19980331; AU 5322498 A 19971116; AU 7042598 A 19980331; DE 19713662 A 19970402; DE 29723999 U 19970402; DE 59707978 T 19971116; DE 59802440 T 19980331; DK 98917100 T 19980331; EP 9706387 W 19971116; EP 97950196 A 19971116; EP 9801855 W 19980331; EP 98917100 A 19980331; ES 97950196 T 19971116; ES 98917100 T 19980331; JP 53808798 A 19971116; JP 54115398 A 19980331; US 40225300 A 20000128