Package making – Methods – Enclosing contents within progressively formed web means
Patent
1998-10-02
2000-10-17
Coan, James F.
Package making
Methods
Enclosing contents within progressively formed web means
531392, 53416, 493214, 493927, B65B 908, B65B 6118, B31B 190
Patent
active
061313742
ABSTRACT:
The present invention relates to a method of forming and closing bags, said method comprising steps consisting in delivering closure means comprising at least two complementary strips disposed on respective backing sheets, in delivering a film that is to constitute the walls of the bag, in heat-sealing a first backing sheet of the closure means to the film along at least one of the longitudinal edges of said sheet, with the closure means being angularly positioned transversely to the longitudinal direction of the film, in shaping the resulting film as equipped with the closure means into a tube, and in heat-sealing the second backing sheet of the closure means to an opposite face of the film along only one edge of said second sheet.
REFERENCES:
patent: 3986914 (1976-10-01), Howard
patent: 4651504 (1987-03-01), Bentsen
patent: 4812074 (1989-03-01), Ausnit et al.
patent: 4909017 (1990-03-01), McMahon et al.
patent: 4929225 (1990-05-01), Ausnit et al.
patent: 5188461 (1993-02-01), Sorensen
patent: 5558613 (1996-09-01), Tilman et al.
French Search Report (Jun. 15, 1998).
Coan James F.
Flexico-France
LandOfFree
Method of automatically manufacturing bags, a machine for implem does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of automatically manufacturing bags, a machine for implem, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of automatically manufacturing bags, a machine for implem will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-457614