Fill behind zipper and fill through the flange zipper

The method of manufacturing a package or bag, comprising the steps of:

• supplying a length of zipper material, wherein the length of zipper material includes first and second interlocking profiles;
• forming a slit in the first interlocking profile;
• temporarily closing the slit with a peel seal;
• attaching the length of zipper material to a package or bag;
• temporarily opening the slit by separating the peel seal;
• filling the package or bag with contents through the slit;
• and
• closing the slit.

The method of manufacturing a package or bag, comprising the steps of:

• supplying a length of zipper material, wherein the length of zipper material includes first and second interlocking profiles, wherein the first interlocking profile includes a first flange and a first interlocking element and wherein the second interlocking profile includes a second flange and a second interlocking element, wherein the length of zipper material further includes a segment with a first end and a second end, the first end being attached to the first flange at a joinder point and the second end being attached to the second flange by a peel seal;
• forming a line of weakness in the first flange proximate to the joinder point;
• attaching the length of zipper material to a package or bag;
• opening the line of weakness thereby forming an opening;
• filling the package or bag with contents through the opening;
• and
• closing the opening.

The method of manufacturing a package or bag, comprising the steps of:

• supplying a length of zipper material, wherein the length of zipper material includes first and second interlocking profiles;
• providing a line of weakness in the first interlocking profile;
• attaching the length of zipper material to a package or bag;
• opening the line of weakness thereby creating an opening;
• filling the package or bag with contents through the opening;
• and
• closing the opening.