EP 0317008 B1 19910320 - DRUM WITH SEALED FOLDED SEAM
Title (en)
DRUM WITH SEALED FOLDED SEAM
Publication
Application
Priority
NL 8702793 A 19871120
Abstract (en)
[origin: EP0317008A1] The invention relates to a drum and its process of manufacturing, in particular the sealing of the seam between end wall and body which seal is obtained by means of a filament (1) of a deformable plastic which is placed in a precurl (2) of the end wall flange (3) and during the seaming operation as a result of the heat developed therewith is deformed into a closed ring which fills the core of the seam, is inert with respect to the contents of the drum and capable to adhere to the steel of the drum.
IPC 1-7
IPC 8 full level
B21D 51/46 (2006.01); B65D 8/20 (2006.01); B65D 53/00 (2006.01)
CPC (source: EP KR)
B21D 51/46 (2013.01 - EP); B65D 7/36 (2013.01 - EP); B65D 53/00 (2013.01 - EP KR)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI NL SE
DOCDB simple family (publication)
EP 0317008 A1 19890524; EP 0317008 B1 19910320; AR 244159 A1 19931029; AT E61777 T1 19910415; BR 8807807 A 19900925; CN 1015247 B 19920101; CN 1034176 A 19890726; DE 3862101 D1 19910425; DK 115590 A 19900509; DK 115590 D0 19900509; ES 2021424 B3 19911101; FI 89344 B 19930615; FI 902476 A0 19900518; GR 3001637 T3 19921123; IN 168908 B 19910706; JP H03501011 A 19910307; KR 890701442 A 19891220; NL 8702793 A 19890616; PT 89037 A 19890914; PT 89037 B 19931231; SG 52592 G 19920904; TR 24249 A 19910704; WO 8904799 A1 19890601; ZA 888563 B 19890830
DOCDB simple family (application)
EP 88202533 A 19881111; AR 31250188 A 19881118; AT 88202533 T 19881111; BR 8807807 A 19881111; CN 88107948 A 19881119; DE 3862101 T 19881111; DK 115590 A 19900509; ES 88202533 T 19881111; FI 902476 A 19900518; GR 910400226 T 19910321; IN 958CA1988 A 19881118; JP 50947888 A 19881111; KR 890701373 A 19890720; NL 8702793 A 19871120; NL 8800049 W 19881111; PT 8903788 A 19881118; SG 52592 A 19920511; TR 83888 A 19881116; ZA 888563 A 19881116