Package making – Methods – Forming a cover adjunct or application of a cover adjunct to...
Patent
1989-05-05
1991-05-14
Culver, Horace M.
Package making
Methods
Forming a cover adjunct or application of a cover adjunct to...
53451, 53 55, 53503, 53 64, 53552, 531281, B65B 920, B65B 6100, B65B 136, B65B 140
Patent
active
050144936
ABSTRACT:
Vertical form-fill-seal packaging of a fluent product, such as flour, wherein flexible packaging material is formed into tubing around a downwardly extending mandrel, the tubing is intermittently fed downwardly in package length increments off the lower end of the mandrel with a dwell between each successive feed, the tubing is transversely sealed at a level below the lower end of the mandrel during each dwell to form a top seal for a package being completed and a bottom seal for the next package, the tubing is severed between each top and bottom seal during each dwell, product being fed downwardly from the mandrel into the portion of the tubing, sealed at the bottom, being fed off the lower end of the mandrel, wherein the downward feed of the tubing and the feed of the product are such as substantially to fill the volume of the said portion of the tubing created by the downward feed of the tubing.
REFERENCES:
patent: 2852898 (1958-09-01), Berg
patent: 2969628 (1961-01-01), Irmscher
patent: 3020689 (1962-02-01), Luther
patent: 3052074 (1962-09-01), Dreeben
patent: 3256673 (1966-06-01), Tew et al.
patent: 3262244 (1966-07-01), Cutler et al.
patent: 3335540 (1967-08-01), Reil et al.
patent: 3482373 (1969-12-01), Morris
patent: 3738080 (1973-06-01), Reil
patent: 3820691 (1974-06-01), Saur
patent: 3879917 (1975-04-01), Bassendale et al.
patent: 4241563 (1980-12-01), Muller et al.
patent: 4288965 (1985-03-01), James
patent: 4546596 (1985-10-01), Cherney
patent: 4587795 (1986-05-01), Yamashita
patent: 4589247 (1986-05-01), Tsuruta et al.
patent: 4597240 (1986-07-01), Scully
patent: 4656818 (1987-04-01), Shimoyama et al.
patent: 4662978 (1987-05-01), Oki
patent: 4709528 (1987-12-01), Merkus
patent: 4726171 (1988-02-01), Kreager et al.
patent: 4729210 (1988-03-01), Galliano
patent: 4750534 (1988-06-01), Hirasawa et al.
Bemis Company Inc.
Culver Horace M.
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