Package making – Progressively seamed cover web or web folds – With closing of web between package units
Patent
1997-04-29
1999-08-10
Johnson, Linda
Package making
Progressively seamed cover web or web folds
With closing of web between package units
533893, 493194, 493203, 493209, 493237, 493363, 493930, B65B 906
Patent
active
059340487
ABSTRACT:
A pouch and a method and apparatus for forming an easy open pouch in a form-fill-seal process is disclosed. The apparatus includes a first bar; a means for cutting, housed within the first bar, the means for cutting including a main cutting blade having two ends, and a tear notch blade attached to the main cutting blade between the ends of the main cutting blade, the tear notch blade disposed at an angle to the longitudinal axis of the main cutting blade; a means for holding the means for cutting within the first bar; a second bar; and means for advancing the means for cutting from the first bar, and through the pouch material, and subsequently retracting the means for cutting from the pouch material, thereby severing the pouch material and cutting a tear notch in an upper transverse seal of a first pouch, and a lower transverse seal of a second pouch.
REFERENCES:
patent: 863840 (1907-08-01), Freese
patent: 1617194 (1927-02-01), Born
patent: 3181438 (1965-05-01), Leary
patent: 3874976 (1975-04-01), MacFarland
patent: 4147583 (1979-04-01), Deutschlander
patent: 4254601 (1981-03-01), Prager
patent: 4546596 (1985-10-01), Cherney
patent: 4563862 (1986-01-01), McElvy
patent: 4582555 (1986-04-01), Bower
patent: 4589247 (1986-05-01), Tsuruta et al.
patent: 4603793 (1986-08-01), Stern
patent: 4656818 (1987-04-01), Shimoyama et al.
patent: 4768411 (1988-09-01), Su
patent: 4808010 (1989-02-01), Vogan
patent: 4861414 (1989-08-01), Vogan
patent: 4949846 (1990-08-01), Lakey
patent: 4965985 (1990-10-01), Masubuchi
patent: 5325995 (1994-07-01), Harrison et al.
patent: 5371997 (1994-12-01), Kopp
patent: 5463851 (1995-11-01), Nagai
patent: 5533322 (1996-07-01), Bacon
patent: 5584166 (1996-12-01), Lakey
patent: 5678392 (1997-10-01), Konno
patent: 5702339 (1997-12-01), Smiley
Cryovac Inc.
Johnson Linda
Quatt Mark B.
LandOfFree
Seal assembly for easy open pouch does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Seal assembly for easy open pouch, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Seal assembly for easy open pouch will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1108193