| 摘要 |
PURPOSE:To compose a tank that can increase the capacity of the tank according to an amount a user needs and can effectively use a limited placing space. CONSTITUTION:Each of the four sides of a rectangular parallelepipedic tank T has an opening 1 through which water passes, and connecting parts 4 and 5 above and below, respectively, the opening. To increase the capacity, water pipes 6 are fitted into the openings 1 of the plurality of tanks T and fixing members 11 are fixed to connecting parts, and thus they can be connected so as to communicate with one another. |
