Package making – Combined
Patent
1987-11-17
1989-02-14
Sipos, John
Package making
Combined
53551, 53373, B65R 906, B65B 5504
Patent
active
048038270
ABSTRACT:
A packaging machine for creating from a web of flexible film a bag for housing a product comprising an apparatus for feeding a web of film through the packaging machine, a sealing station for heating the web of film to create seals in the web of film, the sealing station including a pair of jaws located diametric each other, at least one of the jaws having coupled thereto a member for heating the web of film, and the second jaw having coupled thereto a back-up bar, the jaws being coupled to a member for urging the jaws towards each other. The packaging machine includes boots for segregating a sterile area of the packaging machine through which the web of film is fed, from nonsterile areas, the boots including a plurality of flexible, pleated rubber members that segregate nonsterile internal areas of the sealing station from the sterile area.
REFERENCES:
patent: 2524560 (1950-10-01), Cote
patent: 3964238 (1976-06-01), Bippus
patent: 4154434 (1979-05-01), Wallis
patent: 4296068 (1981-10-01), Hosttino
patent: 4409775 (1983-10-01), Brody
Grude Frederic L.
Posey John L.
Swank Ronald W.
Barrett Robert M.
Baxter International Inc.
Flattery Paul C.
Jankousky Mary R.
Sipos John
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