Package making – Methods – Enclosing contents within progressively formed web means
Patent
1987-06-26
1988-05-17
Culver, Horace M.
Package making
Methods
Enclosing contents within progressively formed web means
53 51, 53551, B65B 912, B65B 920, B65B 4118, B65B 5704
Patent
active
047442026
ABSTRACT:
A method and apparatus for controlling the relative position of printing appearing on packages formed by form-fill-seal packaging machine in which individual packages are formed in substantially continuous fashion from a web of pre-printed package stock. Pre-printed registration indicia are detected on the web of package stock, and a control signal if generated which actuates a tension regulating device which varies the tension applied to the package stock as the package stock is formed into packages. In a preferred embodiment, the tension regulating device comprises a roll having selectable rotational resistance, over which the web is partially wrapped.
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Culver Horace M.
Fisher George M.
Milliken Research Corporation
Petry H. William
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