PAPER/PLASTIC-FILM CARRIER BAG AND METHOD FOR MANUFACTURING PLASTIC-FILM CARRIER BAG

摘要

A paper/plastic-film carrier bag, includes: a cylindrical receiving portion, which is configured to receive an approximately cubic-shaped article; and a long-shaped handgrip portion, being formed extending from one of upper sides of said cylindrical receiving portion, on a side of which is in contact any one of sides of the approximately cubic-shaped article, and reaching to another upper side of the cylindrical receiving portion facing thereto. And a method for manufacturing the above, in particular, the plastic-film carrier bag, comprises the following steps of: a step of producing a fully-closed sack by conducting a welding process on a cylindrical plastic film progressing in an in-line process, for sealing a portion to be a side surface of the plastic-film carrier bag and separating from; a step of removing an unnecessary portion from one or plural pieces of said fully-closed sack(s) being piled up.