Patent ID: 6063224
Filing Date: 2000-05-16
Classification: B29C,B29L,B65D,Y10S

Abstract:
A method of manufacturing a resealable closure mechanism for later attachment to a first package film and to a second package film, the resealable closure mechanism and first and second package films providing a polymeric package, comprising:extruding a female interlocking closure member from a first resin through a first die plate by a first extruder;extruding a male interlocking closure member from a second resin through a second die plate by a second extruder;cooling the female and male interlocking closure members;extruding a first base strip from a third resin through a third die plate by a third extruder;extruding a second base strip from a fourth resin through a fourth die plate by a fourth extruder;bonding the first base strip to the cooled female interlocking closure member;bonding the second base strip to the cooled male in interlocking closure member; andinterlocking the female and male interlocking closure members, the resealable closure mechanism thus formed being for later attachment to a first package film and a second package film.