| 摘要 |
PURPOSE:To repeatedly seal and also increase portability by providing a freely extensible part, a pouring mouth formed on the other side of the extensible part and a cap to seal the mouth. CONSTITUTION:A cap 2 of a metal can 1 with a circular bottom plate and a cylindrical shell is provided with a round opening at which a cap 10 is mounted. The cap 10 is conical and provided with an extensible part 11 made as a bellows. On the upper end of which a hollow plug 12 is formed as a unit and a screw thread is processed at the outer periphery of the plug 12 and further, a cap 13 is fitted to be freely detachable to the plug 12. On the inner periphery of the cap 13, a female screw is processed to fit to the screw of the plug 12. In this way, a condition easily to pour or drink can be obtained and also it makes it possible to reserve the contents and repeatedly seal the plug. |
