| 摘要 |
PROBLEM TO BE SOLVED: To provide a spouting mouthpiece fitted to a bag having a spout used in a bag-in box for a dispenser and completely assembled with a diaphragm valve. SOLUTION: This spouting mouthpiece comprises a dust cap (1), a mouthpiece body (2), a diaphragm valve (3), a plunger (4) and a stopper plate (4). A circumferential edge (22) of the diaphragm valve with an upper side tightly fitted to an annular projection part (17) is locked to a first recessed bar (18) of a first hanging wall (13) of the mouthpiece body. A plurality of spouting holes (41) are provided in the center thereof. The stopper plate (5) having a projecting bar (43) on an outer circumferential edge is tightly fitted to the circumferential edge (22) of the diaphragm valve (3), and locked to a second recessed bar (19) provided on the first hanging wall (13). |
