| 摘要 |
The filling head (100) has a housing (103) with a housing mold portion (103-1), in which a tank vent port (105) for introducing the air in the housing is formed, where another housing mold portion (103-2) is provided, in which an immersion tube is formed for guiding a liquid jet in the inner side of the filling head. The immersion tube has a vent opening for discharging the air from the filling head. The vent opening of the immersion opening has a circular recess in cross-section. |
