EP 1449787 A1 20040825 - Heat-shrinkable packaging and method of forming it
Title (en)
Heat-shrinkable packaging and method of forming it
Title (de)
Verpackung aus Schrumpffolie und Verfahren zur Herstellung derselben
Title (fr)
Emballage en matériau thermorétractable et procédé pour sa fabrication
Publication
Application
Priority
- US 37195003 A 20030220
- US 64518603 A 20030821
Abstract (en)
An individual end-sealed packaging receptacle (10), such as a bag, formed from a sheet of heat-shrinkable film having a first edge (12) and an opposing second edge (14). The packaging receptacle includes a first seal (16) bonding the first edge and second edge to define a tube member (18) having a first bag wall (20), a second bag wall (22), first and second opposing lay-flat bag edges (24,26), an end (30) and an open mouth (28). The packaging receptacle includes a second seal (32) through the first and second bag walls, extending laterally across the width of both the first and second walls and thereby closing the end. Preferably, at least one of the first and second seals (16,32) is a peelable seal. The first seal (16) may be a lap seal, a fin seal, a butt-seal or a seal strip. A method of forming a individual, end-sealed, heat-shrinkable packaging receptacle is also disclosed. <IMAGE>
IPC 1-7
IPC 8 full level
B29C 61/08 (2006.01); B31B 1/64 (2006.01); B31B 50/64 (2017.01); B32B 27/32 (2006.01); B65D 30/02 (2006.01); B65D 33/00 (2006.01); B65D 65/40 (2006.01); B65D 75/00 (2006.01); B29L 7/00 (2006.01); B29L 9/00 (2006.01)
CPC (source: EP)
B65D 75/002 (2013.01)
Citation (applicant)
- US 37195003 A 20030220
- US 6511688 B2 20030128 - EDWARDS DAVID NICHOLAS [FR], et al
- US 5928740 A 19990727 - WILHOIT DARREL LOEL [US], et al
- US 6015235 A 20000118 - KRAIMER AMY L [US], et al
- US 4798751 A 19890117 - SCHUETZ JEFFREY M [US]
- US 5759648 A 19980602 - IDLAS SCOTT ALLAN [US]
- US 40169299 A 19990922
- US 61119200 A 20000706
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- US 3456044 A 19690715 - PAHLKE HEINZ ERICH
- US 43193199 A 19991101
- US 4737391 A 19880412 - LUSTIG STANLEY [US], et al
- US 4944409 A 19900731 - BUSCHE DAVID A [US], et al
- US 4875587 A 19891024 - LULHAM CEDRIC M [US], et al
- US 3655503 A 19720411 - STANLEY HUGH E, et al
- US 4058632 A 19771115 - EVANS ALBERT E J, et al
- US 4252846 A 19810224 - ROMESBERG FLOYD E, et al
- US 4615926 A 19861007 - HSU JOSEPH C [US], et al
- US 4666778 A 19870519 - HWO CHARLES C [US]
- US 4784885 A 19881115 - CARESPODI DENNIS L [US]
- US 4882229 A 19891121 - HWO CHARLES C [US]
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- US 4189519 A 19800219 - TICKNOR WILLIAM G [US]
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- US 4550141 A 19851029 - HOH GEORGE L [US]
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Citation (search report)
- [XY] EP 0435498 A2 19910703 - GRACE W R & CO [US]
- [YD] US 4944409 A 19900731 - BUSCHE DAVID A [US], et al
- [X] EP 0913338 A2 19990506 - CRYOVAC INC [US]
- [X] US 2001051200 A1 20011213 - NOEL DAVID C [US], et al
- [X] DE 1154760 B 19630919 - ALBERT A VAIL
- [XP] FR 2841223 A1 20031226 - SLEEVER INT [FR]
- [DA] US 6511688 B2 20030128 - EDWARDS DAVID NICHOLAS [FR], et al
- [DA] US 5928740 A 19990727 - WILHOIT DARREL LOEL [US], et al
- [DA] US 4798751 A 19890117 - SCHUETZ JEFFREY M [US]
- [DA] US 5759648 A 19980602 - IDLAS SCOTT ALLAN [US]
- [DA] US 6206569 B1 20010327 - KRAIMER AMY L [US], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1449787 A1 20040825; EP 1449787 B1 20090506; EP 1449787 B2 20150304; AU 2004200759 A1 20040909; AU 2004200759 B2 20091105; BR PI0402590 A 20041130; CA 2458136 A1 20040820; CA 2458136 C 20120103; IL 160470 A0 20040725; IL 160470 A 20100517; JP 2004269053 A 20040930; JP 4750367 B2 20110817; NO 20040765 L 20040823; NZ 531295 A 20051125; PL 365437 A1 20040823
DOCDB simple family (application)
EP 04250922 A 20040220; AU 2004200759 A 20040225; BR PI0402590 A 20040220; CA 2458136 A 20040219; IL 16047004 A 20040219; JP 2004044321 A 20040220; NO 20040765 A 20040220; NZ 53129504 A 20040220; PL 36543704 A 20040220