Patent ID: 6302532
Filing Date: 2001-10-16
Classification: B41J,Y10T

Abstract:
A manufacturing method for an ink container mountable to an ink jet apparatus, comprising the steps of:providing a main body of an ink container, the main body having an ink supply port and an air vent, wherein said air vent has an inside opening which opens to an inside of said ink container, a groove functioning as an outside opening and extending from said inside opening, and a wall provided except for a region functioning as said outside opening around said groove;providing a seal member for sealing said ink supply port and said air vent;positioning said seal member corresponding to said ink supply port and air vent of said main body;collapsing the wall which is provided around said groove inwardly by a welding horn, with said seal member interposed between said welding horn and said wall; andwelding the collapsed portion of the wall by said welding horn to cover the groove to form a fluid communication path for fluid communication between said inside opening and said outside opening while simultaneously welding the seal member.