ZIPPER AND ZIPPER ARRANGEMENTS AND METHODS OF MANUFACTURING THE SAME

摘要

A zipper arrangement for use in manufacturing thermoplastic bags that includ es a zipper and at least one slider. The zipper includes first and second opposin g tracks (26, 32). The first track (26) has a first profile (28) and the second track (32) has a second profile (34). The first and second profiles are releasably engageable to eac h other. The first track has one or more spaced primary notches (12a) interrupting the first profile. At least one slider (16b) is inserted onto the first profile via a respective o ne of the primary notches (12b). The slider is adapted to engage and disengage the first and second profiles in response to movement along the zipper. The second track may have one or more spaced primary notches (12b) interrupting the second profile. The spaced primary notches of the second track are generally aligned to respective ones of the primary notches of the first track. At least one slider is inserted onto the aligned pairs of primary notches via a respective one of the aligned notches.