| 摘要 |
The present invention relates to a container comprising three parts. Part 1: a circular lid with lateral grooves for improved gripping. The internal screw thread of the lid engages with the external screw thread at the upper end of part 2 (middle body of the container) and also engages with the external screw thread at the upper end of part 3 (lower body of the container). Part 2: middle body of the container. A cylindrical container with mouths or openings at both the upper and lower ends. The upper part is provided with an external screw thread that engages with the internal screw thread of the lid. The lower part is provided with an internal screw thread that engages with the external screw thread of part 3 (lower body of the container). Part 3: lower body of the container. A cylindrical container with a mouth or opening at the upper end. The mouth at the upper end is provided with a screw thread that engages with the internal thread at the lower end of part 2 (middle body of the container) and also with the internal thread of part 1 (lid). |
