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US 4,363,205 AGranted
Packaging method
AssigneeJohn P. Glass
InventorEdward F. Hollander, Jr.
Life of this patent
Estimating the term…
Abstract
A method of making a package having contents comprising the steps of taking a tube of flexible material having a top and a bottom end, ultrasonically sealing a bottom band seal across the tube, inserting the contents into the tube, and ultrasonically sealing an upper band seal across the tube at a location spaced away from the bottom end of the tube, with the contents contained between the upper and bottom band seals.
Claims6
A method of making a package having contents, comprising the steps of
- taking a tube of flexible material having a top and a bottom end,
- ultrasonically sealing a bottom band seal across the tube,
- inserting the contents into the tube,
- and ultrasonically sealing an upper band seal across the tube at a location spaced away from the bottom end of the tube,
- with the contents contained between the upper and bottom band seals,
- the contents-inserting step comprising
- inserting tablets or the like into the tube,
- and said method including the further steps of folding the tube across itself between tablets to form fold lines in the tube,
- and ultrasonically sealing said fold lines to form compartments for a series of tablets.
6 more elements
A method of making a package having contents, comprising the step of
- taking a tube of flexible material having a top and a bottom end,
- ultrasonically sealing a bottom band seal across the tube,
- inserting liquid contents into the tube with the tube held in an upright position,
- and ultrasonically sealing an upper band seal across the tube at a location spaced away from the bottom end of the tube,
- with the contents contained between the upper and bottom band seals,
- said inserting step including placing the tube onto a bottom plug having a dispensing channel for dispensing liquid into the bottom of the tube,
- placing a top plug having an exhaust channel onto the top of the tube,
- and dispensing liquid into the tube through the dispensing channel and exhausting gas through the exhaust channel until the tube is filled with the liquid and emptied of the gas.
5 more elements
Dependencies are inferred from the claim text.