COUPLING FASTENER FOR A FLEXIBLE CONTAINER, A DOCKING DEVICE FOR FLEXIBLE CONTAINERS, A METHOD FOR EMPTYING, FILLING OR REFILLING BULK MATERIAL FROM FLEXIBLE CONTAINERS, AND TWO FLEXIBLE CONTAINERS WHICH ARE COUPLED TIGHTLY WITH RESPECT TO THE ENVIRONMENT
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United States of America Patent
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Issued Date -
Nov 25, 2010
app pub date -
Jul 11, 2007
filing date -
Jul 11, 2006
priority date (Note) -
Abandoned
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Abstract
The present invention relates to a coupling seal for a container flexible at least in sections, for example a bag or a hose, comprising a first and a second longitudinal sealing bead, which in each case are fitted with first and second sealing elements, and a coupler seal, which is provided with a longitudinal bead with adjacent third and fourth sealing elements, which can be connected reversibly, in particular sealed to the environment, with the first or respectively second sealing elements of the first and second sealing beads. Furthermore, the invention relates to a docking device, formed by two inventive coupling seals. At this point, the first and second sealing elements of the first coupling seal engage in each case in complementary first and second sealing elements of the second coupling seal. In addition, the invention relates to a container flexible at least in sections, whereof the opening is fitted with an inventive coupling seal. Finally, the invention relates to a process for in particular filling, refilling and/or emptying containers sealed to the environment by means of inventive coupling seals or respectively the inventive docking device.
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