Patent ID: 7334310
Filing Date: 2008-02-26
Classification: B29C,B29L,B65D,Y10S,Y10T

Abstract:
1. A process for producing a closure ( 1 ) for a medicine bottle having a cap portion ( 2 ) with at least one cap opening ( 3 ) sealed off by an elastic, puncturable sealing layer ( 4 ) and covered by a cover element ( 5 ), the process comprising producing and joining together the at least one cover element ( 5 ) and the cap portion ( 2 ), and then injecting a material of the elastic sealing layer ( 4 ) into the cap portion ( 2 ), wherein first the cap portion ( 2 ) is produced, then during manufacture of the at least one cover element ( 5 ) injecting a material of the cover element ( 5 ) around an edge region ( 6 ) of the cap portion ( 2 ) surrounding the cap opening ( 3 ) to form an interlockingly engaging connection between the cover element ( 5 ) and the cap portion ( 2 ), and wherein the materials of the cover element ( 5 ), cap portion ( 2 ) and sealing layer ( 4 ) are selected such that the material of the cover element ( 5 ) does not enter into a materially integrated bond either with the material of the cap portion ( 2 ) or with the material of the sealing layer ( 4 ).