EP 0423173 A4 19910605 - METHOD OF AND APPARATUS FOR PRODUCING COVERED INFUSION BAGS
Title (en)
METHOD OF AND APPARATUS FOR PRODUCING COVERED INFUSION BAGS
Publication
Application
Priority
AU PI922288 A 19880711
Abstract (en)
[origin: WO9000497A1] The invention is directed to an apparatus for attaching a cover to a porous bag such as a tea bag. The apparatus has means for feeding (9, 10) a strip of cover material which is cut into individual covers (13) and the apparatus has bag feeding means (12) to accurately position each bag on its respective cover, heat sealing means (15, 16) sealing a flange of the bag to the cover. The bag and cover then pass to a folding means (18) to fold the cover over the bag, and to an output channel (24) for packaging the covered bags.
IPC 1-7
IPC 8 full level
B65B 29/04 (2006.01)
CPC (source: EP)
B65B 29/04 (2013.01)
Citation (search report)
- [Y] WO 8706913 A1 19871119 - CHRISTIE HUGH PATRICK [AU]
- [Y] GB 2122161 A 19840111 - PALMER SYSTEMS INC
- See references of WO 9000497A1
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
WO 9000497 A1 19900125; CA 1320376 C 19930720; EP 0423173 A1 19910424; EP 0423173 A4 19910605; IN 174961 B 19950408; NZ 229908 A 19910726
DOCDB simple family (application)
AU 8900295 W 19890710; CA 605177 A 19890710; EP 89907624 A 19890710; IN 524MA1989 A 19890710; NZ 22990889 A 19890711