Package making – Means to open or erect receptacle – Means to open bag
Patent
1975-10-20
1976-11-30
McGehee, Travis S.
Package making
Means to open or erect receptacle
Means to open bag
B65B 5114
Patent
active
039941191
ABSTRACT:
An apparatus for sealing food packages in which a plurality of packages are successively inserted into the bottom of the apparatus, moved upwardly within the apparatus and initially heat sealed. The packages are then held in a vertical stack within the apparatus and subjected to continuous sealing pressure for an extended period of time while they move upwardly to the top of the stack. Automatic means are provided for moving the packages upwardly within the apparatus, performing the initial sealing operation and removing the sealed packages from the top of the stack.
REFERENCES:
patent: 2904941 (1959-09-01), Midnight
patent: 3145518 (1964-08-01), Ricca
patent: 3236027 (1966-02-01), Schmermund
Le Roy Enterprises, Inc.
McGehee Travis S.
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