Patent 7246830 was granted and assigned to Itw Gse on July, 2007 by the United States Patent and Trademark Office.
A seal has a head and a strap, the head having a chamber with an aperture through which the end of the strap can be fed. An arrangement is provided within the chamber to engage the strap so that it cannot be pulled out in the opposite direction to which is inserted. This arrangement includes resilient clip having arms which can flex and overlapping apertured members at the ends of the arms which are configured to provide a variable gap as the strap is pulled through. This clip is mounted in an insert which in turn is fitted in the chamber of the seal.