Patent ID: 8114061

Claim:
A welding boat for a pouch, comprising: a center part having a central opening that includes a side wall configured as a lumen for filling of the pouch with a substance in manufacture; a first and a second prolongation extending in opposite directions from the center part and having side edges that respectively contact the side wall of the central opening tangentially so that the central opening substantially fills the center part within the tangential contacts, the first and the second prolongations each tapering progressively and acutely from the tangential contacts with the side wall of the central opening to a point terminus, the first and the second prolongations thereby each forming a respective tapered portion; and at least one inlet and at least one outlet configured for use with the pouch, the at least one inlet being located in the tapered portion of the first prolongation and the at least one outlet being located in the tapered portion of the second prolongation.