| 摘要 |
This device comprises, on the one hand, a stopper fixed to the neck of the container, having a skirt intended to do the fixing to the exterior wall of the container, a central hollow shaft resting against the internal face of the neck of the container and a closed end having an off-centered opening connected to the central hollow shaft by an oblique passage and, on the other hand, a cap which, mounted on the stopper, has an exterior skirt mounted so that it can pivot on the skirt of the stopper, a central hollow shaft engaged in the central hollow shaft of the stopper and in contact therewith, the skirt and the hollow shaft being connected by a closed end including an outlet opening for the product, which opening is situated the same distance away from the axis of rotation as the opening of the stopper, and the hollow shaft including an orifice formed on the same side as the opening in the closed end and at the same height as the oblique passage of the stopper.
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