Patent ID: 6564843
Filing Date: 2003-05-20
Classification: B29D,B31B,B65D,Y10S,Y10T

Abstract:
A system for fabricating fastener tape for use in the manufacture of reclosable bags comprising:a continuous strip of intermediate layer having opposite longitudinal edges and upper and lower surfaces, said intermediate layer including three vertical layers of co-extruded plastic, the upper and lower layers being formed from not more than 4% EVA and the middle layer being formed from HDPE; an applicator assembly having first and second sealing means; means for delivering said intermediate layer to said applicator assembly in a substantially continuous manner; means for folding said intermediate layer to obtain a fold; and means for inserting a continuous strip of profile fastener in said fold; wherein said first sealing means seals said profile fastener in said fold to said intermediate layer and said second sealing means seals opposing portions of said intermediate layer together in a peel seal.