Side gusseted poly bag with a filling valve and its method...

Details Side gusseted poly bag with a filling valve and its method... Side gusseted poly bag with a filling valve and its method...

2006-02-14

2006-02-14

Kim, Eugene (Department: 3721)

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

C493S213000

Reexamination Certificate

active

06997858

ABSTRACT:
A side gusseted poly bag with a filling valve and its method of manufacture including a tubular body with opposed side gussets defining front and rear panels, and a filling valve formed by folding the front and rear panels with the interconnecting gusset portion at one corner of the bag inwardly into the bag forming a filling panel, and simultaneously heat sealing the top edges of the front and rear panels with the top edges of the filling panel forming a filling tube and valve that closes itself under the force of material as it rises in the bag.

REFERENCES:
patent: 3894683 (1975-07-01), Henderson
patent: 4071187 (1978-01-01), LaFleur
patent: 4881825 (1989-11-01), Olesen
patent: 5165799 (1992-11-01), Wood
patent: 5366295 (1994-11-01), Montesissa et al.
patent: 6572268 (2003-06-01), Ichikawa

Affiliated with

Also associated with

Rating

Side gusseted poly bag with a filling valve and its method... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Side gusseted poly bag with a filling valve and its method..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Side gusseted poly bag with a filling valve and its method... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3686552