| 摘要 |
A closure system (20) for a vial (10) comprising: an elastic closure part (30) to engage the mouth opening (12) , a clamp part (40) to hold the closure part in a closing relationship with the mouth opening, the clamp part defining an upper aperture (46) through which a region of the upper surface (34) of the closure part is exposed when the clamp part is engaged with the vial, a cover part (50) to engage the clamp part to cover the exposed region, the cover part engaging with the closure part to provide two or more concentric ring-shaped seals (54, 56), at least part of the cover part being removable from the vial to allow access to the closure. |
