Patent ID: 7335148
Filing Date: 2008-02-26
Classification: B31B,Y10S

Abstract:
1. A method of manufacturing a bag equipped with at least one spout, in which a supplied bag is gripped by bag-gripping members and intermittently transported along a closed transport path, and manufacturing steps including inserting of a spout in a bag mouth and sealing of the spout and bag mouth are sequentially performed at intermittently different halting positions, said method of manufacturing a bag equipped with a spout comprising the ordered steps of: at a spout inserting halting position, transporting the bag and spout to a spout/bag mouth sealing halting position, with the spout being held by said spout gripping members and the bag body being expanded by said bag body expanding means; at the spout/bag mouth sealing halting position, transporting the bag to a next halting position.