Abstract: A bag formed of a sheet material adapted to be filled with contents and opened at the top for taking out the contents. The bag has fused joints along the lateral edges thereof. A plastically deformable wire-like member is attached inside the fused joints over a length from the output opening side portion to the body portion.

Abstract: A bag formed of a sheet material adapted to be filled with contents and opened at the top for taking out the contents. The bag has fused joints along the lateral edges thereof. A plastically deformable wire-like member is attached inside the fused joints over a length from the output opening side portion to the body portion.

Abstract: A bag formed of a sheet material adapted to be filled with contents and opened at the top for taking out the contents. The bag has fused joints along the lateral edges thereof. A plastically deformable wire-like member is attached inside the fused joints over a length from the output opening side portion to the body portion.

Abstract: A bag formed of a sheet material adapted to be filled with contents 16 and opened at the top for taking out the contents 16. The bag has fused joints along the lateral edges thereof. A plastically deformable wire-like member 18 is attached inside the fused joints over a length from the output opening side portion 13 to the body portion 12.

Abstract: The tape cassette comprising a hub, an engagement cavity recessed on the outer periphery of the hub, and a clamper fitted into the engagement cavity, wherein the base end part of a tape is engaged between the engagement cavity and the clamper, and the tape is wound around the hub, characterized in that opposite inner upper edges of the engagement cavity each have first end portions and opposite side edges on a tape winding surface of the clamper each have second end portions facing the first end portions, and each of gaps between the first end portions and the second end portions is dimensioned to be about 0.02 mm to about 0.10 mm.