Patent ID: 7410452

Claim:
A method of manufacturing a pouch with a straw hole, the method comprising the steps of: feeding a front-side film forming one panel of the pouch and a back-side film forming an other panel, from a roll of material; punching a straw hole in one panel of the pouch; feeding a seal material tape with a plurality of temporally punched portions, and each temporal punched portion has a size slightly larger than that of the straw hole, to a rear side of the panel with the straw hole; temporally sealing the temporally punched portion of the seal material tape over the straw hole by aligning one temporally punched portion of the seal material tape with the straw hole, separating the temporally punched portion from the seal material tape and temporally sealing the temporally punched portion to the one panel; and finally sealing the temporally punched portion to the one panel, and sealing the one panel to the other panel to form the pouch.